diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/annotation/DataScope.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/annotation/DataScope.java
new file mode 100644
index 0000000..3c14188
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/annotation/DataScope.java
@@ -0,0 +1,28 @@
+package net.hzvtc.common.annotation;
+
+import java.lang.annotation.Documented;
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+/**
+ * 数据权限过滤注解
+ * 
+ * @author admin
+ */
+@Target(ElementType.METHOD)
+@Retention(RetentionPolicy.RUNTIME)
+@Documented
+public @interface DataScope
+{
+    /**
+     * 部门表的别名
+     */
+    public String deptAlias() default "";
+
+    /**
+     * 用户表的别名
+     */
+    public String userAlias() default "";
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/annotation/DataSource.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/annotation/DataSource.java
new file mode 100644
index 0000000..6deee9a
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/annotation/DataSource.java
@@ -0,0 +1,28 @@
+package net.hzvtc.common.annotation;
+
+import java.lang.annotation.Documented;
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Inherited;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+import net.hzvtc.common.enums.DataSourceType;
+
+/**
+ * 自定义多数据源切换注解
+ *
+ * 优先级：先方法，后类，如果方法覆盖了类上的数据源类型，以方法的为准，否则以类上的为准
+ *
+ * @author admin
+ */
+@Target({ ElementType.METHOD, ElementType.TYPE })
+@Retention(RetentionPolicy.RUNTIME)
+@Documented
+@Inherited
+public @interface DataSource
+{
+    /**
+     * 切换数据源名称
+     */
+    public DataSourceType value() default DataSourceType.MASTER;
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/annotation/Excel.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/annotation/Excel.java
new file mode 100644
index 0000000..5191658
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/annotation/Excel.java
@@ -0,0 +1,176 @@
+package net.hzvtc.common.annotation;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+import java.math.BigDecimal;
+import net.hzvtc.common.utils.poi.ExcelHandlerAdapter;
+
+/**
+ * 自定义导出Excel数据注解
+ * 
+ * @author admin
+ */
+@Retention(RetentionPolicy.RUNTIME)
+@Target(ElementType.FIELD)
+public @interface Excel
+{
+    /**
+     * 导出时在excel中排序
+     */
+    public int sort() default Integer.MAX_VALUE;
+
+    /**
+     * 导出到Excel中的名字.
+     */
+    public String name() default "";
+
+    /**
+     * 日期格式, 如: yyyy-MM-dd
+     */
+    public String dateFormat() default "";
+
+    /**
+     * 如果是字典类型，请设置字典的type值 (如: sys_user_sex)
+     */
+    public String dictType() default "";
+
+    /**
+     * 读取内容转表达式 (如: 0=男,1=女,2=未知)
+     */
+    public String readConverterExp() default "";
+
+    /**
+     * 分隔符，读取字符串组内容
+     */
+    public String separator() default ",";
+
+    /**
+     * BigDecimal 精度 默认:-1(默认不开启BigDecimal格式化)
+     */
+    public int scale() default -1;
+
+    /**
+     * BigDecimal 舍入规则 默认:BigDecimal.ROUND_HALF_EVEN
+     */
+    public int roundingMode() default BigDecimal.ROUND_HALF_EVEN;
+
+    /**
+     * 导出类型（0数字 1字符串）
+     */
+    public ColumnType cellType() default ColumnType.STRING;
+
+    /**
+     * 导出时在excel中每个列的高度 单位为字符
+     */
+    public double height() default 14;
+
+    /**
+     * 导出时在excel中每个列的宽 单位为字符
+     */
+    public double width() default 16;
+
+    /**
+     * 文字后缀,如% 90 变成90%
+     */
+    public String suffix() default "";
+
+    /**
+     * 当值为空时,字段的默认值
+     */
+    public String defaultValue() default "";
+
+    /**
+     * 提示信息
+     */
+    public String prompt() default "";
+
+    /**
+     * 设置只能选择不能输入的列内容.
+     */
+    public String[] combo() default {};
+
+    /**
+     * 是否导出数据,应对需求:有时我们需要导出一份模板,这是标题需要但内容需要用户手工填写.
+     */
+    public boolean isExport() default true;
+
+    /**
+     * 另一个类中的属性名称,支持多级获取,以小数点隔开
+     */
+    public String targetAttr() default "";
+
+    /**
+     * 是否自动统计数据,在最后追加一行统计数据总和
+     */
+    public boolean isStatistics() default false;
+
+    /**
+     * 导出字段对齐方式（0：默认；1：靠左；2：居中；3：靠右）
+     */
+    public Align align() default Align.AUTO;
+
+    /**
+     * 自定义数据处理器
+     */
+    public Class<?> handler() default ExcelHandlerAdapter.class;
+
+    /**
+     * 自定义数据处理器参数
+     */
+    public String[] args() default {};
+
+    public enum Align
+    {
+        AUTO(0), LEFT(1), CENTER(2), RIGHT(3);
+        private final int value;
+
+        Align(int value)
+        {
+            this.value = value;
+        }
+
+        public int value()
+        {
+            return this.value;
+        }
+    }
+
+    /**
+     * 字段类型（0：导出导入；1：仅导出；2：仅导入）
+     */
+    Type type() default Type.ALL;
+
+    public enum Type
+    {
+        ALL(0), EXPORT(1), IMPORT(2);
+        private final int value;
+
+        Type(int value)
+        {
+            this.value = value;
+        }
+
+        public int value()
+        {
+            return this.value;
+        }
+    }
+
+    public enum ColumnType
+    {
+        NUMERIC(0), STRING(1), IMAGE(2);
+        private final int value;
+
+        ColumnType(int value)
+        {
+            this.value = value;
+        }
+
+        public int value()
+        {
+            return this.value;
+        }
+    }
+}
\ No newline at end of file
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/annotation/Excels.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/annotation/Excels.java
new file mode 100644
index 0000000..45dae6a
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/annotation/Excels.java
@@ -0,0 +1,18 @@
+package net.hzvtc.common.annotation;
+
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+/**
+ * Excel注解集
+ * 
+ * @author admin
+ */
+@Target(ElementType.FIELD)
+@Retention(RetentionPolicy.RUNTIME)
+public @interface Excels
+{
+    public Excel[] value();
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/annotation/Log.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/annotation/Log.java
new file mode 100644
index 0000000..357ba72
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/annotation/Log.java
@@ -0,0 +1,46 @@
+package net.hzvtc.common.annotation;
+
+import java.lang.annotation.Documented;
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+import net.hzvtc.common.enums.BusinessType;
+import net.hzvtc.common.enums.OperatorType;
+
+/**
+ * 自定义操作日志记录注解
+ * 
+ * @author admin
+ *
+ */
+@Target({ ElementType.PARAMETER, ElementType.METHOD })
+@Retention(RetentionPolicy.RUNTIME)
+@Documented
+public @interface Log
+{
+    /**
+     * 模块 
+     */
+    public String title() default "";
+
+    /**
+     * 功能
+     */
+    public BusinessType businessType() default BusinessType.OTHER;
+
+    /**
+     * 操作人类别
+     */
+    public OperatorType operatorType() default OperatorType.MANAGE;
+
+    /**
+     * 是否保存请求的参数
+     */
+    public boolean isSaveRequestData() default true;
+
+    /**
+     * 是否保存响应的参数
+     */
+    public boolean isSaveResponseData() default true;
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/annotation/RateLimiter.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/annotation/RateLimiter.java
new file mode 100644
index 0000000..dac23a0
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/annotation/RateLimiter.java
@@ -0,0 +1,40 @@
+package net.hzvtc.common.annotation;
+
+import java.lang.annotation.Documented;
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+import net.hzvtc.common.constant.Constants;
+import net.hzvtc.common.enums.LimitType;
+
+/**
+ * 限流注解
+ * 
+ * @author admin
+ */
+@Target(ElementType.METHOD)
+@Retention(RetentionPolicy.RUNTIME)
+@Documented
+public @interface RateLimiter
+{
+    /**
+     * 限流key
+     */
+    public String key() default Constants.RATE_LIMIT_KEY;
+
+    /**
+     * 限流时间,单位秒
+     */
+    public int time() default 60;
+
+    /**
+     * 限流次数
+     */
+    public int count() default 100;
+
+    /**
+     * 限流类型
+     */
+    public LimitType limitType() default LimitType.DEFAULT;
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/annotation/RepeatSubmit.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/annotation/RepeatSubmit.java
new file mode 100644
index 0000000..0566ff3
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/annotation/RepeatSubmit.java
@@ -0,0 +1,31 @@
+package net.hzvtc.common.annotation;
+
+import java.lang.annotation.Documented;
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Inherited;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+/**
+ * 自定义注解防止表单重复提交
+ * 
+ * @author admin
+ *
+ */
+@Inherited
+@Target(ElementType.METHOD)
+@Retention(RetentionPolicy.RUNTIME)
+@Documented
+public @interface RepeatSubmit
+{
+    /**
+     * 间隔时间(ms)，小于此时间视为重复提交
+     */
+    public int interval() default 5000;
+
+    /**
+     * 提示消息
+     */
+    public String message() default "不允许重复提交，请稍候再试";
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/config/AiBirdSysConfig.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/config/AiBirdSysConfig.java
new file mode 100644
index 0000000..6951a83
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/config/AiBirdSysConfig.java
@@ -0,0 +1,170 @@
+package net.hzvtc.common.config;
+
+import org.springframework.boot.context.properties.ConfigurationProperties;
+import org.springframework.stereotype.Component;
+
+/**
+ * 读取项目相关配置
+ *
+ * @author admin
+ */
+@Component
+@ConfigurationProperties(prefix = "hzvtc")
+public class AiBirdSysConfig {
+    /**
+     * 上传路径
+     */
+    private static String profile;
+    /**
+     * 获取地址开关
+     */
+    private static boolean addressEnabled;
+    /**
+     * 验证码类型
+     */
+    private static String captchaType;
+
+    private static String birdMediaPath;
+
+    private static String birdImagePath;
+
+
+    private static String observationFilePath;
+
+
+    private static String fileServerUrl;
+    /**
+     * 项目名称
+     */
+    private String name;
+    /**
+     * 版本
+     */
+    private String version;
+    /**
+     * 版权年份
+     */
+    private String copyrightYear;
+    /**
+     * 实例演示开关
+     */
+    private boolean demoEnabled;
+
+    public static String getFileServerUrl() {
+        return fileServerUrl;
+    }
+
+    public static String getProfile() {
+        return profile;
+    }
+
+
+    public void setProfile(String profile) {
+        AiBirdSysConfig.profile = profile;
+    }
+
+    public static boolean isAddressEnabled() {
+        return addressEnabled;
+    }
+
+    public void setAddressEnabled(boolean addressEnabled) {
+        AiBirdSysConfig.addressEnabled = addressEnabled;
+    }
+
+    public static String getCaptchaType() {
+        return captchaType;
+    }
+
+    public void setCaptchaType(String captchaType) {
+        AiBirdSysConfig.captchaType = captchaType;
+    }
+
+    public static String getObservationFilePath() {
+        return observationFilePath;
+    }
+
+    public void setObservationFilePath(String observationFilePath) {
+        AiBirdSysConfig.observationFilePath = observationFilePath;
+    }
+
+    /**
+     * 获取导入上传路径
+     */
+    public static String getImportPath() {
+        return getProfile() + "/import";
+    }
+
+    /**
+     * 获取头像上传路径
+     */
+    public static String getAvatarPath() {
+        return getProfile() + "/avatar";
+    }
+
+    /**
+     * 获取下载路径
+     */
+    public static String getDownloadPath() {
+        //return getProfile() + "/download/";
+        return getProfile();
+    }
+
+    /**
+     * 获取上传路径
+     */
+    public static String getUploadPath() {
+        return getProfile() + "/upload";
+    }
+
+    public static String getBirdMediaPath() {
+        return birdMediaPath;
+    }
+
+    public void setBirdMediaPath(String birdMediaPath) {
+        AiBirdSysConfig.birdMediaPath = birdMediaPath;
+    }
+
+    public static String getBirdImagePath() {
+        return birdImagePath;
+    }
+
+    public void setBirdImagePath(String birdImagePath) {
+        AiBirdSysConfig.birdImagePath = birdImagePath;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getVersion() {
+        return version;
+    }
+
+    public void setVersion(String version) {
+        this.version = version;
+    }
+
+    public String getCopyrightYear() {
+        return copyrightYear;
+    }
+
+    public void setCopyrightYear(String copyrightYear) {
+        this.copyrightYear = copyrightYear;
+    }
+
+    public boolean isDemoEnabled() {
+        return demoEnabled;
+    }
+
+    public void setDemoEnabled(boolean demoEnabled) {
+        this.demoEnabled = demoEnabled;
+    }
+
+    public void setFileServerUrl(String fileServerUrl) {
+        AiBirdSysConfig.fileServerUrl = fileServerUrl;
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/constant/Constants.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/constant/Constants.java
new file mode 100644
index 0000000..e73f5b7
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/constant/Constants.java
@@ -0,0 +1,168 @@
+package net.hzvtc.common.constant;
+
+import io.jsonwebtoken.Claims;
+
+/**
+ * 通用常量信息
+ *
+ * @author admin
+ */
+public class Constants {
+    /**
+     * UTF-8 字符集
+     */
+    public static final String UTF8 = "UTF-8";
+
+    /**
+     * GBK 字符集
+     */
+    public static final String GBK = "GBK";
+
+    /**
+     * http请求
+     */
+    public static final String HTTP = "http://";
+
+    /**
+     * https请求
+     */
+    public static final String HTTPS = "https://";
+
+    /**
+     * 通用成功标识
+     */
+    public static final String SUCCESS = "0";
+
+    /**
+     * 通用失败标识
+     */
+    public static final String FAIL = "1";
+
+    /**
+     * 登录成功
+     */
+    public static final String LOGIN_SUCCESS = "Success";
+
+    /**
+     * 注销
+     */
+    public static final String LOGOUT = "Logout";
+
+    /**
+     * 注册
+     */
+    public static final String REGISTER = "Register";
+
+    /**
+     * 登录失败
+     */
+    public static final String LOGIN_FAIL = "Error";
+
+    /**
+     * 验证码 redis key
+     */
+    public static final String CAPTCHA_CODE_KEY = "captcha_codes:";
+
+    /**
+     * 登录用户 redis key
+     */
+    public static final String LOGIN_TOKEN_KEY = "login_tokens:";
+
+    /**
+     * 防重提交 redis key
+     */
+    public static final String REPEAT_SUBMIT_KEY = "repeat_submit:";
+
+    /**
+     * 限流 redis key
+     */
+    public static final String RATE_LIMIT_KEY = "rate_limit:";
+
+    /**
+     * 验证码有效期（分钟）
+     */
+    public static final Integer CAPTCHA_EXPIRATION = 2;
+
+    /**
+     * 令牌
+     */
+    public static final String TOKEN = "token";
+
+    public static final String AREAIDS = "areaIds";
+
+    /**
+     * 令牌前缀
+     */
+    public static final String TOKEN_PREFIX = "Bearer ";
+
+    /**
+     * 令牌前缀
+     */
+    public static final String LOGIN_USER_KEY = "login_user_key";
+
+    /**
+     * 用户ID
+     */
+    public static final String JWT_USERID = "userid";
+
+    /**
+     * 用户名称
+     */
+    public static final String JWT_USERNAME = Claims.SUBJECT;
+
+    /**
+     * 用户头像
+     */
+    public static final String JWT_AVATAR = "avatar";
+
+    /**
+     * 创建时间
+     */
+    public static final String JWT_CREATED = "created";
+
+    /**
+     * 用户权限
+     */
+    public static final String JWT_AUTHORITIES = "authorities";
+
+    /**
+     * 参数管理 cache key
+     */
+    public static final String SYS_CONFIG_KEY = "sys_config:";
+
+    /**
+     * 字典管理 cache key
+     */
+    public static final String SYS_DICT_KEY = "sys_dict:";
+
+    /**
+     * 资源映射路径 前缀
+     */
+    public static final String RESOURCE_PREFIX = "";
+
+    /**
+     * RMI 远程方法调用
+     */
+    public static final String LOOKUP_RMI = "rmi:";
+
+    /**
+     * LDAP 远程方法调用
+     */
+    public static final String LOOKUP_LDAP = "ldap:";
+
+    /**
+     * LDAPS 远程方法调用
+     */
+    public static final String LOOKUP_LDAPS = "ldaps:";
+
+    /**
+     * 定时任务白名单配置（仅允许访问的包名，如其他需要可以自行添加）
+     */
+    public static final String[] JOB_WHITELIST_STR = {"net.hzvtc"};
+
+    /**
+     * 定时任务违规的字符
+     */
+    public static final String[] JOB_ERROR_STR = {"java.net.URL", "javax.naming.InitialContext", "org.yaml.snakeyaml",
+            "org.springframework", "org.apache", "net.hzvtc.common.utils.file"};
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/constant/GenConstants.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/constant/GenConstants.java
new file mode 100644
index 0000000..d5cdce6
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/constant/GenConstants.java
@@ -0,0 +1,114 @@
+package net.hzvtc.common.constant;
+
+/**
+ * 代码生成通用常量
+ * 
+ * @author admin
+ */
+public class GenConstants
+{
+    /** 单表（增删改查） */
+    public static final String TPL_CRUD = "crud";
+
+    /** 树表（增删改查） */
+    public static final String TPL_TREE = "tree";
+
+    /** 主子表（增删改查） */
+    public static final String TPL_SUB = "sub";
+
+    /** 树编码字段 */
+    public static final String TREE_CODE = "treeCode";
+
+    /** 树父编码字段 */
+    public static final String TREE_PARENT_CODE = "treeParentCode";
+
+    /** 树名称字段 */
+    public static final String TREE_NAME = "treeName";
+
+    /** 上级菜单ID字段 */
+    public static final String PARENT_MENU_ID = "parentMenuId";
+
+    /** 上级菜单名称字段 */
+    public static final String PARENT_MENU_NAME = "parentMenuName";
+
+    /** 数据库字符串类型 */
+    public static final String[] COLUMNTYPE_STR = { "char", "varchar", "nvarchar", "varchar2" };
+
+    /** 数据库文本类型 */
+    public static final String[] COLUMNTYPE_TEXT = { "tinytext", "text", "mediumtext", "longtext" };
+
+    /** 数据库时间类型 */
+    public static final String[] COLUMNTYPE_TIME = { "datetime", "time", "date", "timestamp" };
+
+    /** 数据库数字类型 */
+    public static final String[] COLUMNTYPE_NUMBER = { "tinyint", "smallint", "mediumint", "int", "number", "integer",
+            "bit", "bigint", "float", "double", "decimal" };
+
+    /** 页面不需要编辑字段 */
+    public static final String[] COLUMNNAME_NOT_EDIT = { "id", "create_by", "create_time", "del_flag" };
+
+    /** 页面不需要显示的列表字段 */
+    public static final String[] COLUMNNAME_NOT_LIST = { "id", "create_by", "create_time", "del_flag", "update_by",
+            "update_time" };
+
+    /** 页面不需要查询字段 */
+    public static final String[] COLUMNNAME_NOT_QUERY = { "id", "create_by", "create_time", "del_flag", "update_by",
+            "update_time", "remark" };
+
+    /** Entity基类字段 */
+    public static final String[] BASE_ENTITY = { "createBy", "createTime", "updateBy", "updateTime", "remark" };
+
+    /** Tree基类字段 */
+    public static final String[] TREE_ENTITY = { "parentName", "parentId", "orderNum", "ancestors", "children" };
+
+    /** 文本框 */
+    public static final String HTML_INPUT = "input";
+
+    /** 文本域 */
+    public static final String HTML_TEXTAREA = "textarea";
+
+    /** 下拉框 */
+    public static final String HTML_SELECT = "select";
+
+    /** 单选框 */
+    public static final String HTML_RADIO = "radio";
+
+    /** 复选框 */
+    public static final String HTML_CHECKBOX = "checkbox";
+
+    /** 日期控件 */
+    public static final String HTML_DATETIME = "datetime";
+
+    /** 图片上传控件 */
+    public static final String HTML_IMAGE_UPLOAD = "imageUpload";
+
+    /** 文件上传控件 */
+    public static final String HTML_FILE_UPLOAD = "fileUpload";
+
+    /** 富文本控件 */
+    public static final String HTML_EDITOR = "editor";
+
+    /** 字符串类型 */
+    public static final String TYPE_STRING = "String";
+
+    /** 整型 */
+    public static final String TYPE_INTEGER = "Integer";
+
+    /** 长整型 */
+    public static final String TYPE_LONG = "Long";
+
+    /** 浮点型 */
+    public static final String TYPE_DOUBLE = "Double";
+
+    /** 高精度计算类型 */
+    public static final String TYPE_BIGDECIMAL = "BigDecimal";
+
+    /** 时间类型 */
+    public static final String TYPE_DATE = "Date";
+
+    /** 模糊查询 */
+    public static final String QUERY_LIKE = "LIKE";
+
+    /** 需要 */
+    public static final String REQUIRE = "1";
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/constant/HttpStatus.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/constant/HttpStatus.java
new file mode 100644
index 0000000..172e105
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/constant/HttpStatus.java
@@ -0,0 +1,89 @@
+package net.hzvtc.common.constant;
+
+/**
+ * 返回状态码
+ * 
+ * @author admin
+ */
+public class HttpStatus
+{
+    /**
+     * 操作成功
+     */
+    public static final int SUCCESS = 200;
+
+    /**
+     * 对象创建成功
+     */
+    public static final int CREATED = 201;
+
+    /**
+     * 请求已经被接受
+     */
+    public static final int ACCEPTED = 202;
+
+    /**
+     * 操作已经执行成功，但是没有返回数据
+     */
+    public static final int NO_CONTENT = 204;
+
+    /**
+     * 资源已被移除
+     */
+    public static final int MOVED_PERM = 301;
+
+    /**
+     * 重定向
+     */
+    public static final int SEE_OTHER = 303;
+
+    /**
+     * 资源没有被修改
+     */
+    public static final int NOT_MODIFIED = 304;
+
+    /**
+     * 参数列表错误（缺少，格式不匹配）
+     */
+    public static final int BAD_REQUEST = 400;
+
+    /**
+     * 未授权
+     */
+    public static final int UNAUTHORIZED = 401;
+
+    /**
+     * 访问受限，授权过期
+     */
+    public static final int FORBIDDEN = 403;
+
+    /**
+     * 资源，服务未找到
+     */
+    public static final int NOT_FOUND = 404;
+
+    /**
+     * 不允许的http方法
+     */
+    public static final int BAD_METHOD = 405;
+
+    /**
+     * 资源冲突，或者资源被锁
+     */
+    public static final int CONFLICT = 409;
+
+    /**
+     * 不支持的数据，媒体类型
+     */
+    public static final int UNSUPPORTED_TYPE = 415;
+
+    /**
+     * 系统内部错误
+     */
+    public static final int ERROR = 500;
+
+    /**
+     * 接口未实现
+     */
+    public static final int NOT_IMPLEMENTED = 501;
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/constant/ScheduleConstants.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/constant/ScheduleConstants.java
new file mode 100644
index 0000000..069cc57
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/constant/ScheduleConstants.java
@@ -0,0 +1,50 @@
+package net.hzvtc.common.constant;
+
+/**
+ * 任务调度通用常量
+ * 
+ * @author admin
+ */
+public class ScheduleConstants
+{
+    public static final String TASK_CLASS_NAME = "TASK_CLASS_NAME";
+
+    /** 执行目标key */
+    public static final String TASK_PROPERTIES = "TASK_PROPERTIES";
+
+    /** 默认 */
+    public static final String MISFIRE_DEFAULT = "0";
+
+    /** 立即触发执行 */
+    public static final String MISFIRE_IGNORE_MISFIRES = "1";
+
+    /** 触发一次执行 */
+    public static final String MISFIRE_FIRE_AND_PROCEED = "2";
+
+    /** 不触发立即执行 */
+    public static final String MISFIRE_DO_NOTHING = "3";
+
+    public enum Status
+    {
+        /**
+         * 正常
+         */
+        NORMAL("0"),
+        /**
+         * 暂停
+         */
+        PAUSE("1");
+
+        private String value;
+
+        private Status(String value)
+        {
+            this.value = value;
+        }
+
+        public String getValue()
+        {
+            return value;
+        }
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/constant/UserConstants.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/constant/UserConstants.java
new file mode 100644
index 0000000..994c503
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/constant/UserConstants.java
@@ -0,0 +1,78 @@
+package net.hzvtc.common.constant;
+
+/**
+ * 用户常量信息
+ * 
+ * @author admin
+ */
+public class UserConstants
+{
+    /**
+     * 平台内系统用户的唯一标志
+     */
+    public static final String SYS_USER = "SYS_USER";
+
+    /** 正常状态 */
+    public static final String NORMAL = "0";
+
+    /** 异常状态 */
+    public static final String EXCEPTION = "1";
+
+    /** 用户封禁状态 */
+    public static final String USER_DISABLE = "1";
+
+    /** 角色封禁状态 */
+    public static final String ROLE_DISABLE = "1";
+
+    /** 部门正常状态 */
+    public static final String DEPT_NORMAL = "0";
+
+    /** 部门停用状态 */
+    public static final String DEPT_DISABLE = "1";
+
+    /** 字典正常状态 */
+    public static final String DICT_NORMAL = "0";
+
+    /** 是否为系统默认（是） */
+    public static final String YES = "Y";
+
+    /** 是否菜单外链（是） */
+    public static final String YES_FRAME = "0";
+
+    /** 是否菜单外链（否） */
+    public static final String NO_FRAME = "1";
+
+    /** 菜单类型（目录） */
+    public static final String TYPE_DIR = "M";
+
+    /** 菜单类型（菜单） */
+    public static final String TYPE_MENU = "C";
+
+    /** 菜单类型（按钮） */
+    public static final String TYPE_BUTTON = "F";
+
+    /** Layout组件标识 */
+    public final static String LAYOUT = "Layout";
+    
+    /** ParentView组件标识 */
+    public final static String PARENT_VIEW = "ParentView";
+
+    /** InnerLink组件标识 */
+    public final static String INNER_LINK = "InnerLink";
+
+    /** 校验返回结果码 */
+    public final static String UNIQUE = "0";
+    public final static String NOT_UNIQUE = "1";
+
+    /**
+     * 用户名长度限制
+     */
+    public static final int USERNAME_MIN_LENGTH = 2;
+    public static final int USERNAME_MAX_LENGTH = 20;
+
+    /**
+     * 密码长度限制
+     */
+    public static final int PASSWORD_MIN_LENGTH = 5;
+    public static final int PASSWORD_MAX_LENGTH = 20;
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/core/controller/BaseController.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/core/controller/BaseController.java
new file mode 100644
index 0000000..a95b68c
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/core/controller/BaseController.java
@@ -0,0 +1,163 @@
+package net.hzvtc.common.core.controller;
+
+import com.github.pagehelper.PageHelper;
+import com.github.pagehelper.PageInfo;
+import net.hzvtc.common.constant.HttpStatus;
+import net.hzvtc.common.core.domain.AjaxResult;
+import net.hzvtc.common.core.domain.model.LoginUser;
+import net.hzvtc.common.core.page.PageDomain;
+import net.hzvtc.common.core.page.TableDataInfo;
+import net.hzvtc.common.core.page.TableSupport;
+import net.hzvtc.common.utils.DateUtils;
+import net.hzvtc.common.utils.PageUtils;
+import net.hzvtc.common.utils.SecurityUtils;
+import net.hzvtc.common.utils.StringUtils;
+import net.hzvtc.common.utils.sql.SqlUtil;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.web.bind.WebDataBinder;
+import org.springframework.web.bind.annotation.InitBinder;
+
+import java.beans.PropertyEditorSupport;
+import java.util.Date;
+import java.util.List;
+
+/**
+ * web层通用数据处理
+ *
+ * @author admin
+ */
+public class BaseController {
+    protected final Logger logger = LoggerFactory.getLogger(getClass());
+
+    /**
+     * 将前台传递过来的日期格式的字符串，自动转化为Date类型
+     */
+    @InitBinder
+    public void initBinder(WebDataBinder binder) {
+        // Date 类型转换
+        binder.registerCustomEditor(Date.class, new PropertyEditorSupport() {
+            @Override
+            public void setAsText(String text) {
+                setValue(DateUtils.parseDate(text));
+            }
+        });
+    }
+
+    /**
+     * 设置请求分页数据
+     */
+    protected void startPage() {
+        PageUtils.startPage();
+    }
+
+    protected void startPage(Integer pageNum, Integer pageSize) {
+        PageUtils.startPage(pageNum, pageSize);
+    }
+
+    /**
+     * 设置请求排序数据
+     */
+    protected void startOrderBy() {
+        PageDomain pageDomain = TableSupport.buildPageRequest();
+        if (StringUtils.isNotEmpty(pageDomain.getOrderBy())) {
+            String orderBy = SqlUtil.escapeOrderBySql(pageDomain.getOrderBy());
+            PageHelper.orderBy(orderBy);
+        }
+    }
+
+    /**
+     * 响应请求分页数据
+     */
+    protected TableDataInfo getDataTable(List<?> list) {
+        TableDataInfo rspData = new TableDataInfo();
+        rspData.setCode(HttpStatus.SUCCESS);
+        rspData.setMsg("查询成功");
+        rspData.setRows(list);
+        rspData.setTotal(new PageInfo(list).getTotal());
+        return rspData;
+    }
+
+    /**
+     * 返回成功
+     */
+    public AjaxResult success() {
+        return AjaxResult.success();
+    }
+
+    /**
+     * 返回失败消息
+     */
+    public AjaxResult error() {
+        return AjaxResult.error();
+    }
+
+    /**
+     * 返回成功消息
+     */
+    public AjaxResult success(String message) {
+        return AjaxResult.success(message);
+    }
+
+    /**
+     * 返回失败消息
+     */
+    public AjaxResult error(String message) {
+        return AjaxResult.error(message);
+    }
+
+    /**
+     * 响应返回结果
+     *
+     * @param rows 影响行数
+     * @return 操作结果
+     */
+    protected AjaxResult toAjax(int rows) {
+        return rows > 0 ? AjaxResult.success() : AjaxResult.error();
+    }
+
+    /**
+     * 响应返回结果
+     *
+     * @param result 结果
+     * @return 操作结果
+     */
+    protected AjaxResult toAjax(boolean result) {
+        return result ? success() : error();
+    }
+
+    /**
+     * 页面跳转
+     */
+    public String redirect(String url) {
+        return StringUtils.format("redirect:{}", url);
+    }
+
+    /**
+     * 获取用户缓存信息
+     */
+    public LoginUser getLoginUser() {
+        return SecurityUtils.getLoginUser();
+    }
+
+    /**
+     * 获取登录用户id
+     */
+    public Long getUserId() {
+        return getLoginUser().getUserId();
+    }
+
+    /**
+     * 获取登录部门id
+     */
+    public int getDeptId() {
+        return getLoginUser().getDeptId();
+    }
+
+    /**
+     * 获取登录用户名
+     */
+    public String getUsername() {
+        return getLoginUser().getUsername();
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/core/domain/AjaxResult.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/core/domain/AjaxResult.java
new file mode 100644
index 0000000..4d0fcab
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/core/domain/AjaxResult.java
@@ -0,0 +1,162 @@
+package net.hzvtc.common.core.domain;
+
+import java.util.HashMap;
+import net.hzvtc.common.constant.HttpStatus;
+import net.hzvtc.common.utils.StringUtils;
+
+/**
+ * 操作消息提醒
+ * 
+ * @author admin
+ */
+public class AjaxResult extends HashMap<String, Object>
+{
+    private static final long serialVersionUID = 1L;
+
+    /** 状态码 */
+    public static final String CODE_TAG = "code";
+
+    /** 返回内容 */
+    public static final String MSG_TAG = "msg";
+
+    /** 数据对象 */
+    public static final String DATA_TAG = "data";
+
+    /**
+     * 初始化一个新创建的 AjaxResult 对象，使其表示一个空消息。
+     */
+    public AjaxResult()
+    {
+    }
+
+    /**
+     * 初始化一个新创建的 AjaxResult 对象
+     * 
+     * @param code 状态码
+     * @param msg 返回内容
+     */
+    public AjaxResult(int code, String msg)
+    {
+        super.put(CODE_TAG, code);
+        super.put(MSG_TAG, msg);
+    }
+
+    /**
+     * 初始化一个新创建的 AjaxResult 对象
+     * 
+     * @param code 状态码
+     * @param msg 返回内容
+     * @param data 数据对象
+     */
+    public AjaxResult(int code, String msg, Object data)
+    {
+        super.put(CODE_TAG, code);
+        super.put(MSG_TAG, msg);
+        if (StringUtils.isNotNull(data))
+        {
+            super.put(DATA_TAG, data);
+        }
+    }
+
+    /**
+     * 返回成功消息
+     * 
+     * @return 成功消息
+     */
+    public static AjaxResult success()
+    {
+        return AjaxResult.success("操作成功");
+    }
+
+    /**
+     * 返回成功数据
+     * 
+     * @return 成功消息
+     */
+    public static AjaxResult success(Object data)
+    {
+        return AjaxResult.success("操作成功", data);
+    }
+
+    /**
+     * 返回成功消息
+     * 
+     * @param msg 返回内容
+     * @return 成功消息
+     */
+    public static AjaxResult success(String msg)
+    {
+        return AjaxResult.success(msg, null);
+    }
+
+    /**
+     * 返回成功消息
+     * 
+     * @param msg 返回内容
+     * @param data 数据对象
+     * @return 成功消息
+     */
+    public static AjaxResult success(String msg, Object data)
+    {
+        return new AjaxResult(HttpStatus.SUCCESS, msg, data);
+    }
+
+    /**
+     * 返回错误消息
+     * 
+     * @return
+     */
+    public static AjaxResult error()
+    {
+        return AjaxResult.error("操作失败");
+    }
+
+    /**
+     * 返回错误消息
+     * 
+     * @param msg 返回内容
+     * @return 警告消息
+     */
+    public static AjaxResult error(String msg)
+    {
+        return AjaxResult.error(msg, null);
+    }
+
+    /**
+     * 返回错误消息
+     * 
+     * @param msg 返回内容
+     * @param data 数据对象
+     * @return 警告消息
+     */
+    public static AjaxResult error(String msg, Object data)
+    {
+        return new AjaxResult(HttpStatus.ERROR, msg, data);
+    }
+
+    /**
+     * 返回错误消息
+     * 
+     * @param code 状态码
+     * @param msg 返回内容
+     * @return 警告消息
+     */
+    public static AjaxResult error(int code, String msg)
+    {
+        return new AjaxResult(code, msg, null);
+    }
+
+    /**
+     * 方便链式调用
+     *
+     * @param key 键
+     * @param value 值
+     * @return 数据对象
+     */
+    @Override
+    public AjaxResult put(String key, Object value)
+    {
+        super.put(key, value);
+        return this;
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/core/domain/BaseEntity.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/core/domain/BaseEntity.java
new file mode 100644
index 0000000..7b48ebe
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/core/domain/BaseEntity.java
@@ -0,0 +1,71 @@
+package net.hzvtc.common.core.domain;
+
+import com.fasterxml.jackson.annotation.JsonFormat;
+import lombok.Data;
+
+import java.io.Serializable;
+import java.util.Date;
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * Entity基类
+ *
+ * @author admin
+ */
+@Data
+public class BaseEntity implements Serializable {
+    private static final long serialVersionUID = 1L;
+
+    /**
+     * 搜索值
+     */
+    private String searchValue;
+
+    /**
+     * 创建者
+     */
+    private String createBy;
+
+    private Long createDept;
+
+
+    /**
+     * 创建时间
+     */
+    @JsonFormat(pattern = "yyyy-MM-dd")
+    private Date createTime;
+
+    /**
+     * 更新者
+     */
+    private String updateBy;
+
+    /**
+     * 更新时间
+     */
+    @JsonFormat(pattern = "yyyy-MM-dd HH:mm:ss")
+    private Date updateTime;
+
+    /**
+     * 备注
+     */
+    private String remark;
+
+    private int isDeleted = 0;
+
+    private Integer limit;
+
+    /**
+     * 请求参数
+     */
+    private Map<String, Object> params;
+
+
+    public Map<String, Object> getParams() {
+        if (params == null) {
+            params = new HashMap<>();
+        }
+        return params;
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/core/domain/TreeEntity.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/core/domain/TreeEntity.java
new file mode 100644
index 0000000..6c22bf6
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/core/domain/TreeEntity.java
@@ -0,0 +1,79 @@
+package net.hzvtc.common.core.domain;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * Tree基类
+ * 
+ * @author admin
+ */
+public class TreeEntity extends BaseEntity
+{
+    private static final long serialVersionUID = 1L;
+
+    /** 父菜单名称 */
+    private String parentName;
+
+    /** 父菜单ID */
+    private Long parentId;
+
+    /** 显示顺序 */
+    private Integer orderNum;
+
+    /** 祖级列表 */
+    private String ancestors;
+
+    /** 子部门 */
+    private List<?> children = new ArrayList<>();
+
+    public String getParentName()
+    {
+        return parentName;
+    }
+
+    public void setParentName(String parentName)
+    {
+        this.parentName = parentName;
+    }
+
+    public Long getParentId()
+    {
+        return parentId;
+    }
+
+    public void setParentId(Long parentId)
+    {
+        this.parentId = parentId;
+    }
+
+    public Integer getOrderNum()
+    {
+        return orderNum;
+    }
+
+    public void setOrderNum(Integer orderNum)
+    {
+        this.orderNum = orderNum;
+    }
+
+    public String getAncestors()
+    {
+        return ancestors;
+    }
+
+    public void setAncestors(String ancestors)
+    {
+        this.ancestors = ancestors;
+    }
+
+    public List<?> getChildren()
+    {
+        return children;
+    }
+
+    public void setChildren(List<?> children)
+    {
+        this.children = children;
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/core/domain/TreeSelect.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/core/domain/TreeSelect.java
new file mode 100644
index 0000000..7dbac6c
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/core/domain/TreeSelect.java
@@ -0,0 +1,73 @@
+package net.hzvtc.common.core.domain;
+
+import com.fasterxml.jackson.annotation.JsonInclude;
+import lombok.Data;
+import net.hzvtc.common.core.domain.entity.SysDept;
+import net.hzvtc.common.core.domain.entity.SysMenu;
+
+import java.io.Serializable;
+import java.util.List;
+import java.util.stream.Collectors;
+
+/**
+ * Treeselect树结构实体类
+ *
+ * @author admin
+ */
+@Data
+public class TreeSelect implements Serializable {
+    private static final long serialVersionUID = 1L;
+
+    /**
+     * 节点ID
+     */
+    private Long id;
+
+    /**
+     * 节点名称
+     */
+    private String label;
+
+    private String fullName;
+
+    private String fullPathName;
+
+    private String ancestor;
+
+    private String name;
+
+    private boolean leaf;
+
+    private int type;
+
+    /**
+     * 子节点
+     */
+    @JsonInclude(JsonInclude.Include.NON_EMPTY)
+    private List<TreeSelect> children;
+
+    public TreeSelect() {
+
+    }
+
+    public TreeSelect(SysDept dept) {
+        id = dept.getDeptId();
+        label = dept.getDeptName();
+        name = dept.getDeptName() + "(" + (dept.getCount() == null ? "0" : dept.getCount()) + "台)";
+        fullName = dept.getFullName();
+        if (dept.getAncestorPath() != null && !dept.getAncestorPath().isEmpty()) {
+            fullPathName = dept.getAncestorPath().replaceAll(",", "->") + "->" + dept.getDeptName();
+        } else {
+            fullPathName = dept.getDeptName();
+        }
+
+        ancestor = dept.getAncestors();
+        children = dept.getChildren().stream().map(TreeSelect::new).collect(Collectors.toList());
+    }
+
+    public TreeSelect(SysMenu menu) {
+        id = menu.getMenuId();
+        label = menu.getMenuName();
+        children = menu.getChildren().stream().map(TreeSelect::new).collect(Collectors.toList());
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/core/domain/entity/SysDept.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/core/domain/entity/SysDept.java
new file mode 100644
index 0000000..b83bec1
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/core/domain/entity/SysDept.java
@@ -0,0 +1,132 @@
+package net.hzvtc.common.core.domain.entity;
+
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+import net.hzvtc.common.core.domain.BaseEntity;
+import org.apache.commons.lang3.builder.ToStringBuilder;
+import org.apache.commons.lang3.builder.ToStringStyle;
+import org.apache.ibatis.type.Alias;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * 部门表 sys_dept
+ *
+ * @author admin
+ */
+
+@EqualsAndHashCode(callSuper = true)
+@Data
+@Alias("SysDept")
+public class SysDept extends BaseEntity {
+    private static final long serialVersionUID = 1L;
+
+    /**
+     * 部门ID
+     */
+    private Long deptId;
+
+    private String deptCode;
+
+    /**
+     * 部门层级
+     */
+    private int deptLevel;
+
+    private String fullPinyin;
+
+    private String simplePinyin;
+
+    /**
+     * 父部门ID
+     */
+    private Long parentId;
+
+    /**
+     * 祖级列表
+     */
+    private String ancestors;
+
+    /**
+     * 部门路径
+     */
+    private String ancestorPath;
+
+    /**
+     * 部门简称
+     */
+    private String deptName;
+
+    /**
+     * 部门全称
+     */
+    private String fullName;
+
+
+    private String fullPathName;
+
+    /**
+     * 显示顺序
+     */
+    private String orderNum;
+
+    /**
+     * 负责人
+     */
+    private String leader;
+
+    /**
+     * 联系电话
+     */
+    private String phone;
+
+    /**
+     * 邮箱
+     */
+    private String email;
+
+    /**
+     * 部门状态:0正常,1停用
+     */
+    private String status;
+
+    /**
+     * 删除标志（0代表存在 2代表删除）
+     */
+    private String delFlag;
+
+    /**
+     * 父部门名称
+     */
+    private String parentName;
+
+    private double area;
+
+    /**
+     * 子部门
+     */
+    private List<SysDept> children = new ArrayList<>();
+
+    private Integer count;
+
+    @Override
+    public String toString() {
+        return new ToStringBuilder(this, ToStringStyle.MULTI_LINE_STYLE)
+                .append("deptId", getDeptId())
+                .append("parentId", getParentId())
+                .append("ancestors", getAncestors())
+                .append("deptName", getDeptName())
+                .append("orderNum", getOrderNum())
+                .append("leader", getLeader())
+                .append("phone", getPhone())
+                .append("email", getEmail())
+                .append("status", getStatus())
+                .append("delFlag", getDelFlag())
+                .append("createBy", getCreateBy())
+                .append("createTime", getCreateTime())
+                .append("updateBy", getUpdateBy())
+                .append("updateTime", getUpdateTime())
+                .toString();
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/core/domain/entity/SysDictData.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/core/domain/entity/SysDictData.java
new file mode 100644
index 0000000..a9cd4d0
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/core/domain/entity/SysDictData.java
@@ -0,0 +1,179 @@
+package net.hzvtc.common.core.domain.entity;
+
+import javax.validation.constraints.NotBlank;
+import javax.validation.constraints.Size;
+
+import net.hzvtc.common.constant.UserConstants;
+import net.hzvtc.common.core.domain.BaseEntity;
+import org.apache.commons.lang3.builder.ToStringBuilder;
+import org.apache.commons.lang3.builder.ToStringStyle;
+import net.hzvtc.common.annotation.Excel;
+import net.hzvtc.common.annotation.Excel.ColumnType;
+import org.apache.ibatis.type.Alias;
+
+/**
+ * 字典数据表 sys_dict_data
+ * 
+ * @author admin
+ */
+@Alias("SysDictData")
+public class SysDictData extends BaseEntity
+{
+    private static final long serialVersionUID = 1L;
+
+    /** 字典编码 */
+    @Excel(name = "字典编码", cellType = ColumnType.NUMERIC)
+    private Long dictCode;
+
+    /** 字典排序 */
+    @Excel(name = "字典排序", cellType = ColumnType.NUMERIC)
+    private Long dictSort;
+
+    /** 字典标签 */
+    @Excel(name = "字典标签")
+    private String dictLabel;
+
+    /** 字典键值 */
+    @Excel(name = "字典键值")
+    private String dictValue;
+
+    /** 字典类型 */
+    @Excel(name = "字典类型")
+    private String dictType;
+
+    /** 样式属性（其他样式扩展） */
+    private String cssClass;
+
+    /** 表格字典样式 */
+    private String listClass;
+
+    /** 是否默认（Y是 N否） */
+    @Excel(name = "是否默认", readConverterExp = "Y=是,N=否")
+    private String isDefault;
+
+    /** 状态（0正常 1停用） */
+    @Excel(name = "状态", readConverterExp = "0=正常,1=停用")
+    private String status;
+
+    public Long getDictCode()
+    {
+        return dictCode;
+    }
+
+    public void setDictCode(Long dictCode)
+    {
+        this.dictCode = dictCode;
+    }
+
+    public Long getDictSort()
+    {
+        return dictSort;
+    }
+
+    public void setDictSort(Long dictSort)
+    {
+        this.dictSort = dictSort;
+    }
+
+    @NotBlank(message = "字典标签不能为空")
+    @Size(min = 0, max = 100, message = "字典标签长度不能超过100个字符")
+    public String getDictLabel()
+    {
+        return dictLabel;
+    }
+
+    public void setDictLabel(String dictLabel)
+    {
+        this.dictLabel = dictLabel;
+    }
+
+    @NotBlank(message = "字典键值不能为空")
+    @Size(min = 0, max = 100, message = "字典键值长度不能超过100个字符")
+    public String getDictValue()
+    {
+        return dictValue;
+    }
+
+    public void setDictValue(String dictValue)
+    {
+        this.dictValue = dictValue;
+    }
+
+    @NotBlank(message = "字典类型不能为空")
+    @Size(min = 0, max = 100, message = "字典类型长度不能超过100个字符")
+    public String getDictType()
+    {
+        return dictType;
+    }
+
+    public void setDictType(String dictType)
+    {
+        this.dictType = dictType;
+    }
+
+    @Size(min = 0, max = 100, message = "样式属性长度不能超过100个字符")
+    public String getCssClass()
+    {
+        return cssClass;
+    }
+
+    public void setCssClass(String cssClass)
+    {
+        this.cssClass = cssClass;
+    }
+
+    public String getListClass()
+    {
+        return listClass;
+    }
+
+    public void setListClass(String listClass)
+    {
+        this.listClass = listClass;
+    }
+
+    public boolean getDefault()
+    {
+        return UserConstants.YES.equals(this.isDefault) ? true : false;
+    }
+
+    public String getIsDefault()
+    {
+        return isDefault;
+    }
+
+    public void setIsDefault(String isDefault)
+    {
+        this.isDefault = isDefault;
+    }
+
+    public String getStatus()
+    {
+        return status;
+    }
+
+    public void setStatus(String status)
+    {
+        this.status = status;
+    }
+    
+    @Override
+    public String toString() {
+        return new ToStringBuilder(this,ToStringStyle.MULTI_LINE_STYLE)
+            .append("dictCode", getDictCode())
+            .append("dictSort", getDictSort())
+            .append("dictLabel", getDictLabel())
+            .append("dictValue", getDictValue())
+            .append("dictType", getDictType())
+            .append("cssClass", getCssClass())
+            .append("listClass", getListClass())
+            .append("isDefault", getIsDefault())
+            .append("status", getStatus())
+            .append("createBy", getCreateBy())
+            .append("createTime", getCreateTime())
+            .append("updateBy", getUpdateBy())
+            .append("updateTime", getUpdateTime())
+            .append("remark", getRemark())
+            .toString();
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/core/domain/entity/SysDictType.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/core/domain/entity/SysDictType.java
new file mode 100644
index 0000000..dfb3eee
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/core/domain/entity/SysDictType.java
@@ -0,0 +1,95 @@
+package net.hzvtc.common.core.domain.entity;
+
+import javax.validation.constraints.NotBlank;
+import javax.validation.constraints.Size;
+
+import net.hzvtc.common.core.domain.BaseEntity;
+import org.apache.commons.lang3.builder.ToStringBuilder;
+import org.apache.commons.lang3.builder.ToStringStyle;
+import net.hzvtc.common.annotation.Excel;
+import net.hzvtc.common.annotation.Excel.ColumnType;
+
+/**
+ * 字典类型表 sys_dict_type
+ * 
+ * @author admin
+ */
+public class SysDictType extends BaseEntity
+{
+    private static final long serialVersionUID = 1L;
+
+    /** 字典主键 */
+    @Excel(name = "字典主键", cellType = ColumnType.NUMERIC)
+    private Long dictId;
+
+    /** 字典名称 */
+    @Excel(name = "字典名称")
+    private String dictName;
+
+    /** 字典类型 */
+    @Excel(name = "字典类型")
+    private String dictType;
+
+    /** 状态（0正常 1停用） */
+    @Excel(name = "状态", readConverterExp = "0=正常,1=停用")
+    private String status;
+
+    public Long getDictId()
+    {
+        return dictId;
+    }
+
+    public void setDictId(Long dictId)
+    {
+        this.dictId = dictId;
+    }
+
+    @NotBlank(message = "字典名称不能为空")
+    @Size(min = 0, max = 100, message = "字典类型名称长度不能超过100个字符")
+    public String getDictName()
+    {
+        return dictName;
+    }
+
+    public void setDictName(String dictName)
+    {
+        this.dictName = dictName;
+    }
+
+    @NotBlank(message = "字典类型不能为空")
+    @Size(min = 0, max = 100, message = "字典类型类型长度不能超过100个字符")
+    public String getDictType()
+    {
+        return dictType;
+    }
+
+    public void setDictType(String dictType)
+    {
+        this.dictType = dictType;
+    }
+
+    public String getStatus()
+    {
+        return status;
+    }
+
+    public void setStatus(String status)
+    {
+        this.status = status;
+    }
+    
+    @Override
+    public String toString() {
+        return new ToStringBuilder(this,ToStringStyle.MULTI_LINE_STYLE)
+            .append("dictId", getDictId())
+            .append("dictName", getDictName())
+            .append("dictType", getDictType())
+            .append("status", getStatus())
+            .append("createBy", getCreateBy())
+            .append("createTime", getCreateTime())
+            .append("updateBy", getUpdateBy())
+            .append("updateTime", getUpdateTime())
+            .append("remark", getRemark())
+            .toString();
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/core/domain/entity/SysMenu.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/core/domain/entity/SysMenu.java
new file mode 100644
index 0000000..e79e237
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/core/domain/entity/SysMenu.java
@@ -0,0 +1,130 @@
+package net.hzvtc.common.core.domain.entity;
+
+import lombok.Data;
+import net.hzvtc.common.core.domain.BaseEntity;
+import org.apache.commons.lang3.builder.ToStringBuilder;
+import org.apache.commons.lang3.builder.ToStringStyle;
+import org.apache.ibatis.type.Alias;
+
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * 菜单权限表 sys_menu
+ *
+ * @author admin
+ */
+@Alias("SysMenu")
+@Data
+public class SysMenu extends BaseEntity {
+    private static final long serialVersionUID = 1L;
+
+    /**
+     * 菜单ID
+     */
+    private Long menuId;
+
+    /**
+     * 菜单名称
+     */
+    private String menuName;
+
+    /**
+     * 父菜单名称
+     */
+    private String parentName;
+
+    /**
+     * 父菜单ID
+     */
+    private Long parentId;
+
+    /**
+     * 显示顺序
+     */
+    private Integer orderNum;
+
+    /**
+     * 路由地址
+     */
+    private String path;
+
+    /**
+     * 组件路径
+     */
+    private String component;
+
+    /**
+     * 路由参数
+     */
+    private String query;
+
+    /**
+     * 是否为外链（0是 1否）
+     */
+    private String isFrame;
+
+    /**
+     * 是否缓存（0缓存 1不缓存）
+     */
+    private String isCache;
+
+    /**
+     * 类型（M目录 C菜单 F按钮）
+     */
+    private String menuType;
+
+    /**
+     * 显示状态（0显示 1隐藏）
+     */
+    private String visible;
+
+    /**
+     * 菜单状态（0显示 1隐藏）
+     */
+    private String status;
+
+    /**
+     * 权限字符串
+     */
+    private String perms;
+
+    /**
+     * 菜单图标
+     */
+    private String icon;
+
+    private int isShow;
+
+    private Integer sysId;
+
+    /**
+     * 子菜单
+     */
+    private List<SysMenu> children = new ArrayList<SysMenu>();
+
+
+    @Override
+    public String toString() {
+        return new ToStringBuilder(this, ToStringStyle.MULTI_LINE_STYLE)
+                .append("menuId", getMenuId())
+                .append("menuName", getMenuName())
+                .append("parentId", getParentId())
+                .append("orderNum", getOrderNum())
+                .append("path", getPath())
+                .append("component", getComponent())
+                .append("isFrame", getIsFrame())
+                .append("IsCache", getIsCache())
+                .append("menuType", getMenuType())
+                .append("visible", getVisible())
+                .append("status ", getStatus())
+                .append("perms", getPerms())
+                .append("icon", getIcon())
+                .append("createBy", getCreateBy())
+                .append("createTime", getCreateTime())
+                .append("updateBy", getUpdateBy())
+                .append("updateTime", getUpdateTime())
+                .append("remark", getRemark())
+                .toString();
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/core/domain/entity/SysRole.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/core/domain/entity/SysRole.java
new file mode 100644
index 0000000..b5e0bdc
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/core/domain/entity/SysRole.java
@@ -0,0 +1,255 @@
+package net.hzvtc.common.core.domain.entity;
+
+import net.hzvtc.common.annotation.Excel;
+import net.hzvtc.common.annotation.Excel.ColumnType;
+import net.hzvtc.common.core.domain.BaseEntity;
+import org.apache.commons.lang3.builder.ToStringBuilder;
+import org.apache.commons.lang3.builder.ToStringStyle;
+import org.apache.ibatis.type.Alias;
+
+import javax.validation.constraints.NotBlank;
+import javax.validation.constraints.Size;
+
+/**
+ * 角色表 sys_role
+ *
+ * @author admin
+ */
+@Alias("SysRole")
+public class SysRole extends BaseEntity {
+    private static final long serialVersionUID = 1L;
+
+    /**
+     * 角色ID
+     */
+    @Excel(name = "角色序号", cellType = ColumnType.NUMERIC)
+    private Long roleId;
+
+    /**
+     * 角色名称
+     */
+    @Excel(name = "角色名称")
+    private String roleName;
+
+    /**
+     * 角色权限
+     */
+    @Excel(name = "角色权限")
+    private String roleKey;
+
+    /**
+     * 角色排序
+     */
+    @Excel(name = "角色排序")
+    private String roleSort;
+
+    /**
+     * 数据范围（1：所有数据权限；2：自定义数据权限；3：本部门数据权限；4：本部门及以下数据权限；5：仅本人数据权限）
+     */
+    @Excel(name = "数据范围", readConverterExp = "1=所有数据权限,2=自定义数据权限,3=本部门数据权限,4=本部门及以下数据权限,5=仅本人数据权限")
+    private String dataScope;
+
+    /**
+     * 菜单树选择项是否关联显示（ 0：父子不互相关联显示 1：父子互相关联显示）
+     */
+    private boolean menuCheckStrictly;
+
+    /**
+     * 部门树选择项是否关联显示（0：父子不互相关联显示 1：父子互相关联显示 ）
+     */
+    private boolean deptCheckStrictly;
+
+    /**
+     * 角色状态（0正常 1停用）
+     */
+    @Excel(name = "角色状态", readConverterExp = "0=正常,1=停用")
+    private String status;
+
+    /**
+     * 删除标志（0代表存在 2代表删除）
+     */
+    private String delFlag;
+
+    /**
+     * 用户是否存在此角色标识 默认不存在
+     */
+    private boolean flag = false;
+
+    private Integer sysId;
+
+    private Long userId;
+
+    /**
+     * 菜单组
+     */
+    private Long[] menuIds;
+
+    private Long[] areaIds;
+
+    /**
+     * 部门组（数据权限）
+     */
+    private Long[] deptIds;
+
+    public SysRole() {
+
+    }
+
+    public SysRole(Long roleId) {
+        this.roleId = roleId;
+    }
+
+    public static boolean isAdmin(Long roleId) {
+        return roleId != null && 1L == roleId;
+    }
+
+    public Long[] getAreaIds() {
+        return areaIds;
+    }
+
+    public void setAreaIds(Long[] areaIds) {
+        this.areaIds = areaIds;
+    }
+
+    public Long getRoleId() {
+        return roleId;
+    }
+
+    public void setRoleId(Long roleId) {
+        this.roleId = roleId;
+    }
+
+    public boolean isAdmin() {
+        return isAdmin(roleId);
+    }
+
+    @NotBlank(message = "角色名称不能为空")
+    @Size(min = 0, max = 30, message = "角色名称长度不能超过30个字符")
+    public String getRoleName() {
+        return roleName;
+    }
+
+    public void setRoleName(String roleName) {
+        this.roleName = roleName;
+    }
+
+    @NotBlank(message = "权限字符不能为空")
+    @Size(min = 0, max = 100, message = "权限字符长度不能超过100个字符")
+    public String getRoleKey() {
+        return roleKey;
+    }
+
+    public void setRoleKey(String roleKey) {
+        this.roleKey = roleKey;
+    }
+
+    @NotBlank(message = "显示顺序不能为空")
+    public String getRoleSort() {
+        return roleSort;
+    }
+
+    public void setRoleSort(String roleSort) {
+        this.roleSort = roleSort;
+    }
+
+    public String getDataScope() {
+        return dataScope;
+    }
+
+    public void setDataScope(String dataScope) {
+        this.dataScope = dataScope;
+    }
+
+    public boolean isMenuCheckStrictly() {
+        return menuCheckStrictly;
+    }
+
+    public void setMenuCheckStrictly(boolean menuCheckStrictly) {
+        this.menuCheckStrictly = menuCheckStrictly;
+    }
+
+    public boolean isDeptCheckStrictly() {
+        return deptCheckStrictly;
+    }
+
+    public void setDeptCheckStrictly(boolean deptCheckStrictly) {
+        this.deptCheckStrictly = deptCheckStrictly;
+    }
+
+    public String getStatus() {
+        return status;
+    }
+
+    public void setStatus(String status) {
+        this.status = status;
+    }
+
+    public String getDelFlag() {
+        return delFlag;
+    }
+
+    public void setDelFlag(String delFlag) {
+        this.delFlag = delFlag;
+    }
+
+    public boolean isFlag() {
+        return flag;
+    }
+
+    public void setFlag(boolean flag) {
+        this.flag = flag;
+    }
+
+    public Long[] getMenuIds() {
+        return menuIds;
+    }
+
+    public void setMenuIds(Long[] menuIds) {
+        this.menuIds = menuIds;
+    }
+
+    public Long[] getDeptIds() {
+        return deptIds;
+    }
+
+    public void setDeptIds(Long[] deptIds) {
+        this.deptIds = deptIds;
+    }
+
+    public Integer getSysId() {
+        return sysId;
+    }
+
+    public void setSysId(Integer sysId) {
+        this.sysId = sysId;
+    }
+
+    public Long getUserId() {
+        return userId;
+    }
+
+    public void setUserId(Long userId) {
+        this.userId = userId;
+    }
+
+
+    @Override
+    public String toString() {
+        return new ToStringBuilder(this, ToStringStyle.MULTI_LINE_STYLE)
+                .append("roleId", getRoleId())
+                .append("roleName", getRoleName())
+                .append("roleKey", getRoleKey())
+                .append("roleSort", getRoleSort())
+                .append("dataScope", getDataScope())
+                .append("menuCheckStrictly", isMenuCheckStrictly())
+                .append("deptCheckStrictly", isDeptCheckStrictly())
+                .append("status", getStatus())
+                .append("delFlag", getDelFlag())
+                .append("createBy", getCreateBy())
+                .append("createTime", getCreateTime())
+                .append("updateBy", getUpdateBy())
+                .append("updateTime", getUpdateTime())
+                .append("remark", getRemark())
+                .toString();
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/core/domain/entity/SysUser.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/core/domain/entity/SysUser.java
new file mode 100644
index 0000000..6f17d4e
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/core/domain/entity/SysUser.java
@@ -0,0 +1,182 @@
+package net.hzvtc.common.core.domain.entity;
+
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+import lombok.Getter;
+import net.hzvtc.common.annotation.Excel;
+import net.hzvtc.common.annotation.Excel.ColumnType;
+import net.hzvtc.common.annotation.Excel.Type;
+import net.hzvtc.common.annotation.Excels;
+import net.hzvtc.common.core.domain.BaseEntity;
+import org.apache.commons.lang3.builder.ToStringBuilder;
+import org.apache.commons.lang3.builder.ToStringStyle;
+import org.apache.ibatis.type.Alias;
+
+import java.util.Date;
+import java.util.List;
+
+/**
+ * 用户对象 sys_user
+ *
+ * @author admin
+ */
+@EqualsAndHashCode(callSuper = true)
+@Alias("SysUser")
+@Data
+public class SysUser extends BaseEntity {
+    private static final long serialVersionUID = 1L;
+
+    /**
+     * 用户ID
+     */
+    @Getter
+    @Excel(name = "用户序号", cellType = ColumnType.NUMERIC, prompt = "用户编号")
+    private Long userId;
+
+    /**
+     * 部门ID
+     */
+    @Excel(name = "部门ID", type = Type.IMPORT)
+    private int deptId;
+
+    /**
+     * 用户账号
+     */
+    @Excel(name = "登录名称")
+    private String userName;
+
+    /**
+     * 用户昵称
+     */
+    @Excel(name = "用户名称")
+    private String nickName;
+
+    /**
+     * 用户邮箱
+     */
+    @Excel(name = "用户邮箱")
+    private String email;
+
+    /**
+     * 手机号码
+     */
+    @Excel(name = "手机号码")
+    private String phonenumber;
+
+    /**
+     * 用户性别
+     */
+    @Excel(name = "用户性别", readConverterExp = "0=男,1=女,2=未知")
+    private String sex;
+
+    /**
+     * 用户头像
+     */
+    private String avatar;
+
+    /**
+     * 密码
+     */
+//    @JsonIgnore
+//    @JsonProperty
+    private String password;
+
+    /**
+     * 盐加密
+     */
+    private String salt;
+
+    /**
+     * 帐号状态（0正常 1停用）
+     */
+    @Excel(name = "帐号状态", readConverterExp = "0=正常,1=停用")
+    private String status;
+
+    /**
+     * 删除标志（0代表存在 2代表删除）
+     */
+    private int delFlag;
+
+    /**
+     * 最后登录IP
+     */
+    @Excel(name = "最后登录IP", type = Type.EXPORT)
+    private String loginIp;
+
+    /**
+     * 最后登录时间
+     */
+    @Excel(name = "最后登录时间", width = 30, dateFormat = "yyyy-MM-dd HH:mm:ss", type = Type.EXPORT)
+    private Date loginDate;
+
+    private int webLogin = 0;
+
+    private int portalLogin = 0;
+    private Integer sysId;
+    /**
+     * 部门对象
+     */
+    @Excels({
+            @Excel(name = "部门名称", targetAttr = "deptName", type = Type.EXPORT),
+            @Excel(name = "部门负责人", targetAttr = "leader", type = Type.EXPORT)
+    })
+    private SysDept dept;
+    /**
+     * 角色对象
+     */
+    private List<SysRole> roles;
+    /**
+     * 角色组
+     */
+    private Long[] roleIds;
+    /**
+     * 岗位组
+     */
+    private Long[] postIds;
+    /**
+     * 角色ID
+     */
+    private Long roleId;
+
+    public SysUser() {
+
+    }
+
+    public SysUser(Long userId) {
+        this.userId = userId;
+    }
+
+    public static boolean isAdmin(Long userId) {
+        return userId != null && userId <= 1L;
+    }
+
+    public boolean isAdmin() {
+        return isAdmin(userId);
+    }
+
+    @Override
+    public String toString() {
+        return new ToStringBuilder(this, ToStringStyle.MULTI_LINE_STYLE)
+                .append("userId", getUserId())
+                .append("deptId", getDeptId())
+                .append("userName", getUserName())
+                .append("nickName", getNickName())
+                .append("email", getEmail())
+                .append("phonenumber", getPhonenumber())
+                .append("sex", getSex())
+                .append("avatar", getAvatar())
+                .append("password", getPassword())
+                .append("salt", getSalt())
+                .append("status", getStatus())
+                .append("delFlag", getDelFlag())
+                .append("loginIp", getLoginIp())
+                .append("loginDate", getLoginDate())
+                .append("createBy", getCreateBy())
+                .append("createTime", getCreateTime())
+                .append("updateBy", getUpdateBy())
+                .append("updateTime", getUpdateTime())
+                .append("remark", getRemark())
+                .append("dept", getDept())
+                .toString();
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/core/domain/model/LoginBody.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/core/domain/model/LoginBody.java
new file mode 100644
index 0000000..1c78209
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/core/domain/model/LoginBody.java
@@ -0,0 +1,34 @@
+package net.hzvtc.common.core.domain.model;
+
+import lombok.Data;
+
+/**
+ * 用户登录对象
+ *
+ * @author admin
+ */
+@Data
+public class LoginBody {
+    /**
+     * 用户名
+     */
+    private String username;
+
+    /**
+     * 用户密码
+     */
+    private String password;
+
+    /**
+     * 验证码
+     */
+    private String code;
+
+    /**
+     * 唯一标识
+     */
+    private String uuid = "";
+
+    private int loginType;
+
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/core/domain/model/LoginUser.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/core/domain/model/LoginUser.java
new file mode 100644
index 0000000..a02f42b
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/core/domain/model/LoginUser.java
@@ -0,0 +1,169 @@
+package net.hzvtc.common.core.domain.model;
+
+import com.alibaba.fastjson.JSONObject;
+import com.alibaba.fastjson.annotation.JSONField;
+import lombok.Data;
+import net.hzvtc.common.core.domain.entity.SysUser;
+import org.springframework.security.core.GrantedAuthority;
+import org.springframework.security.core.userdetails.UserDetails;
+
+import java.util.Collection;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Set;
+import java.util.stream.Collectors;
+
+/**
+ * 登录用户身份权限
+ *
+ * @author admin
+ */
+@Data
+public class LoginUser implements UserDetails {
+    private static final long serialVersionUID = 1L;
+
+    /**
+     * 用户ID
+     */
+    private Long userId;
+
+    /**
+     * 部门ID
+     */
+    private int deptId;
+
+    /**
+     * 用户唯一标识
+     */
+    private String token;
+
+    /**
+     * 登录时间
+     */
+    private Long loginTime;
+
+    /**
+     * 过期时间
+     */
+    private Long expireTime;
+
+    /**
+     * 登录IP地址
+     */
+    private String ipaddr;
+
+    /**
+     * 登录地点
+     */
+    private String loginLocation;
+
+    /**
+     * 浏览器类型
+     */
+    private String browser;
+
+    /**
+     * 操作系统
+     */
+    private String os;
+
+    /**
+     * 权限列表
+     */
+    private Set<String> permissions;
+
+    private Set<Long> areaIds;
+
+    private List<JSONObject> areaList;
+
+//    private List<JSONObject> deviceList;
+
+    /**
+     * 用户信息
+     */
+    private SysUser user;
+
+    private int webLogin;
+
+    private int portalLogin;
+
+    public LoginUser() {
+    }
+
+    public LoginUser(SysUser user, Set<String> permissions) {
+        this.user = user;
+        this.permissions = permissions;
+    }
+
+    public LoginUser(Long userId, int deptId, SysUser user, Set<String> permissions, int webLogin, int portalLogin) {
+        this.userId = userId;
+        this.deptId = deptId;
+        this.user = user;
+        this.permissions = permissions;
+//        this.areaList = areaList;
+//        this.deviceList = deviceList;
+//        List<Long> list = areaList.stream().map(item -> item.getLong("id")).collect(Collectors.toList());
+//        areaIds = new HashSet<>();
+//        areaIds.addAll(list);
+        this.webLogin = webLogin;
+        this.portalLogin = portalLogin;
+    }
+
+    @JSONField(serialize = false)
+    @Override
+    public String getPassword() {
+        return user.getPassword();
+    }
+
+    @Override
+    public String getUsername() {
+        return user.getUserName();
+    }
+
+    /**
+     * 账户是否未过期,过期无法验证
+     */
+    @JSONField(serialize = false)
+    @Override
+    public boolean isAccountNonExpired() {
+        return true;
+    }
+
+    /**
+     * 指定用户是否解锁,锁定的用户无法进行身份验证
+     *
+     * @return
+     */
+    @JSONField(serialize = false)
+    @Override
+    public boolean isAccountNonLocked() {
+        return true;
+    }
+
+    /**
+     * 指示是否已过期的用户的凭据(密码),过期的凭据防止认证
+     *
+     * @return
+     */
+    @JSONField(serialize = false)
+    @Override
+    public boolean isCredentialsNonExpired() {
+        return true;
+    }
+
+    /**
+     * 是否可用 ,禁用的用户不能身份验证
+     *
+     * @return
+     */
+    @JSONField(serialize = false)
+    @Override
+    public boolean isEnabled() {
+        return true;
+    }
+
+    @Override
+    public Collection<? extends GrantedAuthority> getAuthorities() {
+        return null;
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/core/domain/model/RegisterBody.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/core/domain/model/RegisterBody.java
new file mode 100644
index 0000000..e9616d0
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/core/domain/model/RegisterBody.java
@@ -0,0 +1,11 @@
+package net.hzvtc.common.core.domain.model;
+
+/**
+ * 用户注册对象
+ * 
+ * @author admin
+ */
+public class RegisterBody extends LoginBody
+{
+
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/core/page/PageDomain.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/core/page/PageDomain.java
new file mode 100644
index 0000000..477ec94
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/core/page/PageDomain.java
@@ -0,0 +1,101 @@
+package net.hzvtc.common.core.page;
+
+import net.hzvtc.common.utils.StringUtils;
+
+/**
+ * 分页数据
+ * 
+ * @author admin
+ */
+public class PageDomain
+{
+    /** 当前记录起始索引 */
+    private Integer pageNum;
+
+    /** 每页显示记录数 */
+    private Integer pageSize;
+
+    /** 排序列 */
+    private String orderByColumn;
+
+    /** 排序的方向desc或者asc */
+    private String isAsc = "asc";
+
+    /** 分页参数合理化 */
+    private Boolean reasonable = true;
+
+    public String getOrderBy()
+    {
+        if (StringUtils.isEmpty(orderByColumn))
+        {
+            return "";
+        }
+        return StringUtils.toUnderScoreCase(orderByColumn) + " " + isAsc;
+    }
+
+    public Integer getPageNum()
+    {
+        return pageNum;
+    }
+
+    public void setPageNum(Integer pageNum)
+    {
+        this.pageNum = pageNum;
+    }
+
+    public Integer getPageSize()
+    {
+        return pageSize;
+    }
+
+    public void setPageSize(Integer pageSize)
+    {
+        this.pageSize = pageSize;
+    }
+
+    public String getOrderByColumn()
+    {
+        return orderByColumn;
+    }
+
+    public void setOrderByColumn(String orderByColumn)
+    {
+        this.orderByColumn = orderByColumn;
+    }
+
+    public String getIsAsc()
+    {
+        return isAsc;
+    }
+
+    public void setIsAsc(String isAsc)
+    {
+        if (StringUtils.isNotEmpty(isAsc))
+        {
+            // 兼容前端排序类型
+            if ("ascending".equals(isAsc))
+            {
+                isAsc = "asc";
+            }
+            else if ("descending".equals(isAsc))
+            {
+                isAsc = "desc";
+            }
+            this.isAsc = isAsc;
+        }
+    }
+
+    public Boolean getReasonable()
+    {
+        if (StringUtils.isNull(reasonable))
+        {
+            return Boolean.TRUE;
+        }
+        return reasonable;
+    }
+
+    public void setReasonable(Boolean reasonable)
+    {
+        this.reasonable = reasonable;
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/core/page/TableDataInfo.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/core/page/TableDataInfo.java
new file mode 100644
index 0000000..8b2a869
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/core/page/TableDataInfo.java
@@ -0,0 +1,85 @@
+package net.hzvtc.common.core.page;
+
+import java.io.Serializable;
+import java.util.List;
+
+/**
+ * 表格分页数据对象
+ * 
+ * @author admin
+ */
+public class TableDataInfo implements Serializable
+{
+    private static final long serialVersionUID = 1L;
+
+    /** 总记录数 */
+    private long total;
+
+    /** 列表数据 */
+    private List<?> rows;
+
+    /** 消息状态码 */
+    private int code;
+
+    /** 消息内容 */
+    private String msg;
+
+    /**
+     * 表格数据对象
+     */
+    public TableDataInfo()
+    {
+    }
+
+    /**
+     * 分页
+     * 
+     * @param list 列表数据
+     * @param total 总记录数
+     */
+    public TableDataInfo(List<?> list, int total)
+    {
+        this.rows = list;
+        this.total = total;
+    }
+
+    public long getTotal()
+    {
+        return total;
+    }
+
+    public void setTotal(long total)
+    {
+        this.total = total;
+    }
+
+    public List<?> getRows()
+    {
+        return rows;
+    }
+
+    public void setRows(List<?> rows)
+    {
+        this.rows = rows;
+    }
+
+    public int getCode()
+    {
+        return code;
+    }
+
+    public void setCode(int code)
+    {
+        this.code = code;
+    }
+
+    public String getMsg()
+    {
+        return msg;
+    }
+
+    public void setMsg(String msg)
+    {
+        this.msg = msg;
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/core/page/TableSupport.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/core/page/TableSupport.java
new file mode 100644
index 0000000..5f9550a
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/core/page/TableSupport.java
@@ -0,0 +1,55 @@
+package net.hzvtc.common.core.page;
+
+import net.hzvtc.common.utils.ServletUtils;
+
+/**
+ * 表格数据处理
+ * 
+ * @author admin
+ */
+public class TableSupport
+{
+    /**
+     * 当前记录起始索引
+     */
+    public static final String PAGE_NUM = "pageNum";
+
+    /**
+     * 每页显示记录数
+     */
+    public static final String PAGE_SIZE = "pageSize";
+
+    /**
+     * 排序列
+     */
+    public static final String ORDER_BY_COLUMN = "orderByColumn";
+
+    /**
+     * 排序的方向 "desc" 或者 "asc".
+     */
+    public static final String IS_ASC = "isAsc";
+
+    /**
+     * 分页参数合理化
+     */
+    public static final String REASONABLE = "reasonable";
+
+    /**
+     * 封装分页对象
+     */
+    public static PageDomain getPageDomain()
+    {
+        PageDomain pageDomain = new PageDomain();
+        pageDomain.setPageNum(ServletUtils.getParameterToInt(PAGE_NUM));
+        pageDomain.setPageSize(ServletUtils.getParameterToInt(PAGE_SIZE));
+        pageDomain.setOrderByColumn(ServletUtils.getParameter(ORDER_BY_COLUMN));
+        pageDomain.setIsAsc(ServletUtils.getParameter(IS_ASC));
+        pageDomain.setReasonable(ServletUtils.getParameterToBool(REASONABLE));
+        return pageDomain;
+    }
+
+    public static PageDomain buildPageRequest()
+    {
+        return getPageDomain();
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/core/redis/RedisCache.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/core/redis/RedisCache.java
new file mode 100644
index 0000000..d4b95f4
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/core/redis/RedisCache.java
@@ -0,0 +1,246 @@
+package net.hzvtc.common.core.redis;
+
+import java.util.Collection;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+import java.util.concurrent.TimeUnit;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.data.redis.core.BoundSetOperations;
+import org.springframework.data.redis.core.HashOperations;
+import org.springframework.data.redis.core.RedisTemplate;
+import org.springframework.data.redis.core.ValueOperations;
+import org.springframework.stereotype.Component;
+
+/**
+ * spring redis 工具类
+ *
+ * @author admin
+ **/
+@SuppressWarnings(value = { "unchecked", "rawtypes" })
+@Component
+public class RedisCache
+{
+    @Autowired
+    public RedisTemplate redisTemplate;
+
+    /**
+     * 缓存基本的对象，Integer、String、实体类等
+     *
+     * @param key 缓存的键值
+     * @param value 缓存的值
+     */
+    public <T> void setCacheObject(final String key, final T value)
+    {
+        redisTemplate.opsForValue().set(key, value);
+    }
+
+    /**
+     * 缓存基本的对象，Integer、String、实体类等
+     *
+     * @param key 缓存的键值
+     * @param value 缓存的值
+     * @param timeout 时间
+     * @param timeUnit 时间颗粒度
+     */
+    public <T> void setCacheObject(final String key, final T value, final Integer timeout, final TimeUnit timeUnit)
+    {
+        redisTemplate.opsForValue().set(key, value, timeout, timeUnit);
+    }
+
+    /**
+     * 设置有效时间
+     *
+     * @param key Redis键
+     * @param timeout 超时时间
+     * @return true=设置成功；false=设置失败
+     */
+    public boolean expire(final String key, final long timeout)
+    {
+        return expire(key, timeout, TimeUnit.SECONDS);
+    }
+
+    /**
+     * 设置有效时间
+     *
+     * @param key Redis键
+     * @param timeout 超时时间
+     * @param unit 时间单位
+     * @return true=设置成功；false=设置失败
+     */
+    public boolean expire(final String key, final long timeout, final TimeUnit unit)
+    {
+        return redisTemplate.expire(key, timeout, unit);
+    }
+
+    /**
+     * 获得缓存的基本对象。
+     *
+     * @param key 缓存键值
+     * @return 缓存键值对应的数据
+     */
+    public <T> T getCacheObject(final String key)
+    {
+        ValueOperations<String, T> operation = redisTemplate.opsForValue();
+        return operation.get(key);
+    }
+
+    /**
+     * 删除单个对象
+     *
+     * @param key
+     */
+    public boolean deleteObject(final String key)
+    {
+        return redisTemplate.delete(key);
+    }
+
+    /**
+     * 删除集合对象
+     *
+     * @param collection 多个对象
+     * @return
+     */
+    public long deleteObject(final Collection collection)
+    {
+        return redisTemplate.delete(collection);
+    }
+
+    /**
+     * 缓存List数据
+     *
+     * @param key 缓存的键值
+     * @param dataList 待缓存的List数据
+     * @return 缓存的对象
+     */
+    public <T> long setCacheList(final String key, final List<T> dataList)
+    {
+        Long count = redisTemplate.opsForList().rightPushAll(key, dataList);
+        return count == null ? 0 : count;
+    }
+
+    /**
+     * 获得缓存的list对象
+     *
+     * @param key 缓存的键值
+     * @return 缓存键值对应的数据
+     */
+    public <T> List<T> getCacheList(final String key)
+    {
+        return redisTemplate.opsForList().range(key, 0, -1);
+    }
+
+    /**
+     * 缓存Set
+     *
+     * @param key 缓存键值
+     * @param dataSet 缓存的数据
+     * @return 缓存数据的对象
+     */
+    public <T> BoundSetOperations<String, T> setCacheSet(final String key, final Set<T> dataSet)
+    {
+        BoundSetOperations<String, T> setOperation = redisTemplate.boundSetOps(key);
+        Iterator<T> it = dataSet.iterator();
+        while (it.hasNext())
+        {
+            setOperation.add(it.next());
+        }
+        return setOperation;
+    }
+
+    /**
+     * 获得缓存的set
+     *
+     * @param key
+     * @return
+     */
+    public <T> Set<T> getCacheSet(final String key)
+    {
+        return redisTemplate.opsForSet().members(key);
+    }
+
+    /**
+     * 缓存Map
+     *
+     * @param key
+     * @param dataMap
+     */
+    public <T> void setCacheMap(final String key, final Map<String, T> dataMap)
+    {
+        if (dataMap != null) {
+            redisTemplate.opsForHash().putAll(key, dataMap);
+        }
+    }
+
+    /**
+     * 获得缓存的Map
+     *
+     * @param key
+     * @return
+     */
+    public <T> Map<String, T> getCacheMap(final String key)
+    {
+        return redisTemplate.opsForHash().entries(key);
+    }
+
+    /**
+     * 往Hash中存入数据
+     *
+     * @param key Redis键
+     * @param hKey Hash键
+     * @param value 值
+     */
+    public <T> void setCacheMapValue(final String key, final String hKey, final T value)
+    {
+        redisTemplate.opsForHash().put(key, hKey, value);
+    }
+
+    /**
+     * 获取Hash中的数据
+     *
+     * @param key Redis键
+     * @param hKey Hash键
+     * @return Hash中的对象
+     */
+    public <T> T getCacheMapValue(final String key, final String hKey)
+    {
+        HashOperations<String, String, T> opsForHash = redisTemplate.opsForHash();
+        return opsForHash.get(key, hKey);
+    }
+
+    /**
+     * 删除Hash中的数据
+     * 
+     * @param key
+     * @param mapkey
+     */
+    public void delCacheMapValue(final String key, final String hkey)
+    {
+        HashOperations hashOperations = redisTemplate.opsForHash();
+        hashOperations.delete(key, hkey);
+    }
+
+    /**
+     * 获取多个Hash中的数据
+     *
+     * @param key Redis键
+     * @param hKeys Hash键集合
+     * @return Hash对象集合
+     */
+    public <T> List<T> getMultiCacheMapValue(final String key, final Collection<Object> hKeys)
+    {
+        return redisTemplate.opsForHash().multiGet(key, hKeys);
+    }
+
+    /**
+     * 获得缓存的基本对象列表
+     *
+     * @param pattern 字符串前缀
+     * @return 对象列表
+     */
+    public Collection<String> keys(final String pattern)
+    {
+        return redisTemplate.keys(pattern);
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/core/text/CharsetKit.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/core/text/CharsetKit.java
new file mode 100644
index 0000000..5292a97
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/core/text/CharsetKit.java
@@ -0,0 +1,86 @@
+package net.hzvtc.common.core.text;
+
+import java.nio.charset.Charset;
+import java.nio.charset.StandardCharsets;
+import net.hzvtc.common.utils.StringUtils;
+
+/**
+ * 字符集工具类
+ * 
+ * @author admin
+ */
+public class CharsetKit
+{
+    /** ISO-8859-1 */
+    public static final String ISO_8859_1 = "ISO-8859-1";
+    /** UTF-8 */
+    public static final String UTF_8 = "UTF-8";
+    /** GBK */
+    public static final String GBK = "GBK";
+
+    /** ISO-8859-1 */
+    public static final Charset CHARSET_ISO_8859_1 = Charset.forName(ISO_8859_1);
+    /** UTF-8 */
+    public static final Charset CHARSET_UTF_8 = Charset.forName(UTF_8);
+    /** GBK */
+    public static final Charset CHARSET_GBK = Charset.forName(GBK);
+
+    /**
+     * 转换为Charset对象
+     * 
+     * @param charset 字符集，为空则返回默认字符集
+     * @return Charset
+     */
+    public static Charset charset(String charset)
+    {
+        return StringUtils.isEmpty(charset) ? Charset.defaultCharset() : Charset.forName(charset);
+    }
+
+    /**
+     * 转换字符串的字符集编码
+     * 
+     * @param source 字符串
+     * @param srcCharset 源字符集，默认ISO-8859-1
+     * @param destCharset 目标字符集，默认UTF-8
+     * @return 转换后的字符集
+     */
+    public static String convert(String source, String srcCharset, String destCharset)
+    {
+        return convert(source, Charset.forName(srcCharset), Charset.forName(destCharset));
+    }
+
+    /**
+     * 转换字符串的字符集编码
+     * 
+     * @param source 字符串
+     * @param srcCharset 源字符集，默认ISO-8859-1
+     * @param destCharset 目标字符集，默认UTF-8
+     * @return 转换后的字符集
+     */
+    public static String convert(String source, Charset srcCharset, Charset destCharset)
+    {
+        if (null == srcCharset)
+        {
+            srcCharset = StandardCharsets.ISO_8859_1;
+        }
+
+        if (null == destCharset)
+        {
+            destCharset = StandardCharsets.UTF_8;
+        }
+
+        if (StringUtils.isEmpty(source) || srcCharset.equals(destCharset))
+        {
+            return source;
+        }
+        return new String(source.getBytes(srcCharset), destCharset);
+    }
+
+    /**
+     * @return 系统字符集编码
+     */
+    public static String systemCharset()
+    {
+        return Charset.defaultCharset().name();
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/core/text/Convert.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/core/text/Convert.java
new file mode 100644
index 0000000..a4c693f
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/core/text/Convert.java
@@ -0,0 +1,1005 @@
+package net.hzvtc.common.core.text;
+
+import java.math.BigDecimal;
+import java.math.BigInteger;
+import java.nio.ByteBuffer;
+import java.nio.charset.Charset;
+import java.text.NumberFormat;
+import java.util.Set;
+import net.hzvtc.common.utils.StringUtils;
+import org.apache.commons.lang3.ArrayUtils;
+
+/**
+ * 类型转换器
+ *
+ * @author admin
+ */
+public class Convert
+{
+    /**
+     * 转换为字符串<br>
+     * 如果给定的值为null，或者转换失败，返回默认值<br>
+     * 转换失败不会报错
+     *
+     * @param value 被转换的值
+     * @param defaultValue 转换错误时的默认值
+     * @return 结果
+     */
+    public static String toStr(Object value, String defaultValue)
+    {
+        if (null == value)
+        {
+            return defaultValue;
+        }
+        if (value instanceof String)
+        {
+            return (String) value;
+        }
+        return value.toString();
+    }
+
+    /**
+     * 转换为字符串<br>
+     * 如果给定的值为<code>null</code>，或者转换失败，返回默认值<code>null</code><br>
+     * 转换失败不会报错
+     *
+     * @param value 被转换的值
+     * @return 结果
+     */
+    public static String toStr(Object value)
+    {
+        return toStr(value, null);
+    }
+
+    /**
+     * 转换为字符<br>
+     * 如果给定的值为null，或者转换失败，返回默认值<br>
+     * 转换失败不会报错
+     *
+     * @param value 被转换的值
+     * @param defaultValue 转换错误时的默认值
+     * @return 结果
+     */
+    public static Character toChar(Object value, Character defaultValue)
+    {
+        if (null == value)
+        {
+            return defaultValue;
+        }
+        if (value instanceof Character)
+        {
+            return (Character) value;
+        }
+
+        final String valueStr = toStr(value, null);
+        return StringUtils.isEmpty(valueStr) ? defaultValue : valueStr.charAt(0);
+    }
+
+    /**
+     * 转换为字符<br>
+     * 如果给定的值为<code>null</code>，或者转换失败，返回默认值<code>null</code><br>
+     * 转换失败不会报错
+     *
+     * @param value 被转换的值
+     * @return 结果
+     */
+    public static Character toChar(Object value)
+    {
+        return toChar(value, null);
+    }
+
+    /**
+     * 转换为byte<br>
+     * 如果给定的值为<code>null</code>，或者转换失败，返回默认值<br>
+     * 转换失败不会报错
+     *
+     * @param value 被转换的值
+     * @param defaultValue 转换错误时的默认值
+     * @return 结果
+     */
+    public static Byte toByte(Object value, Byte defaultValue)
+    {
+        if (value == null)
+        {
+            return defaultValue;
+        }
+        if (value instanceof Byte)
+        {
+            return (Byte) value;
+        }
+        if (value instanceof Number)
+        {
+            return ((Number) value).byteValue();
+        }
+        final String valueStr = toStr(value, null);
+        if (StringUtils.isEmpty(valueStr))
+        {
+            return defaultValue;
+        }
+        try
+        {
+            return Byte.parseByte(valueStr);
+        }
+        catch (Exception e)
+        {
+            return defaultValue;
+        }
+    }
+
+    /**
+     * 转换为byte<br>
+     * 如果给定的值为<code>null</code>，或者转换失败，返回默认值<code>null</code><br>
+     * 转换失败不会报错
+     *
+     * @param value 被转换的值
+     * @return 结果
+     */
+    public static Byte toByte(Object value)
+    {
+        return toByte(value, null);
+    }
+
+    /**
+     * 转换为Short<br>
+     * 如果给定的值为<code>null</code>，或者转换失败，返回默认值<br>
+     * 转换失败不会报错
+     *
+     * @param value 被转换的值
+     * @param defaultValue 转换错误时的默认值
+     * @return 结果
+     */
+    public static Short toShort(Object value, Short defaultValue)
+    {
+        if (value == null)
+        {
+            return defaultValue;
+        }
+        if (value instanceof Short)
+        {
+            return (Short) value;
+        }
+        if (value instanceof Number)
+        {
+            return ((Number) value).shortValue();
+        }
+        final String valueStr = toStr(value, null);
+        if (StringUtils.isEmpty(valueStr))
+        {
+            return defaultValue;
+        }
+        try
+        {
+            return Short.parseShort(valueStr.trim());
+        }
+        catch (Exception e)
+        {
+            return defaultValue;
+        }
+    }
+
+    /**
+     * 转换为Short<br>
+     * 如果给定的值为<code>null</code>，或者转换失败，返回默认值<code>null</code><br>
+     * 转换失败不会报错
+     *
+     * @param value 被转换的值
+     * @return 结果
+     */
+    public static Short toShort(Object value)
+    {
+        return toShort(value, null);
+    }
+
+    /**
+     * 转换为Number<br>
+     * 如果给定的值为空，或者转换失败，返回默认值<br>
+     * 转换失败不会报错
+     *
+     * @param value 被转换的值
+     * @param defaultValue 转换错误时的默认值
+     * @return 结果
+     */
+    public static Number toNumber(Object value, Number defaultValue)
+    {
+        if (value == null)
+        {
+            return defaultValue;
+        }
+        if (value instanceof Number)
+        {
+            return (Number) value;
+        }
+        final String valueStr = toStr(value, null);
+        if (StringUtils.isEmpty(valueStr))
+        {
+            return defaultValue;
+        }
+        try
+        {
+            return NumberFormat.getInstance().parse(valueStr);
+        }
+        catch (Exception e)
+        {
+            return defaultValue;
+        }
+    }
+
+    /**
+     * 转换为Number<br>
+     * 如果给定的值为空，或者转换失败，返回默认值<code>null</code><br>
+     * 转换失败不会报错
+     *
+     * @param value 被转换的值
+     * @return 结果
+     */
+    public static Number toNumber(Object value)
+    {
+        return toNumber(value, null);
+    }
+
+    /**
+     * 转换为int<br>
+     * 如果给定的值为空，或者转换失败，返回默认值<br>
+     * 转换失败不会报错
+     *
+     * @param value 被转换的值
+     * @param defaultValue 转换错误时的默认值
+     * @return 结果
+     */
+    public static Integer toInt(Object value, Integer defaultValue)
+    {
+        if (value == null)
+        {
+            return defaultValue;
+        }
+        if (value instanceof Integer)
+        {
+            return (Integer) value;
+        }
+        if (value instanceof Number)
+        {
+            return ((Number) value).intValue();
+        }
+        final String valueStr = toStr(value, null);
+        if (StringUtils.isEmpty(valueStr))
+        {
+            return defaultValue;
+        }
+        try
+        {
+            return Integer.parseInt(valueStr.trim());
+        }
+        catch (Exception e)
+        {
+            return defaultValue;
+        }
+    }
+
+    /**
+     * 转换为int<br>
+     * 如果给定的值为<code>null</code>，或者转换失败，返回默认值<code>null</code><br>
+     * 转换失败不会报错
+     *
+     * @param value 被转换的值
+     * @return 结果
+     */
+    public static Integer toInt(Object value)
+    {
+        return toInt(value, null);
+    }
+
+    /**
+     * 转换为Integer数组<br>
+     *
+     * @param str 被转换的值
+     * @return 结果
+     */
+    public static Integer[] toIntArray(String str)
+    {
+        return toIntArray(",", str);
+    }
+
+    /**
+     * 转换为Long数组<br>
+     *
+     * @param str 被转换的值
+     * @return 结果
+     */
+    public static Long[] toLongArray(String str)
+    {
+        return toLongArray(",", str);
+    }
+
+    /**
+     * 转换为Integer数组<br>
+     *
+     * @param split 分隔符
+     * @param split 被转换的值
+     * @return 结果
+     */
+    public static Integer[] toIntArray(String split, String str)
+    {
+        if (StringUtils.isEmpty(str))
+        {
+            return new Integer[] {};
+        }
+        String[] arr = str.split(split);
+        final Integer[] ints = new Integer[arr.length];
+        for (int i = 0; i < arr.length; i++)
+        {
+            final Integer v = toInt(arr[i], 0);
+            ints[i] = v;
+        }
+        return ints;
+    }
+
+    /**
+     * 转换为Long数组<br>
+     *
+     * @param split 分隔符
+     * @param str 被转换的值
+     * @return 结果
+     */
+    public static Long[] toLongArray(String split, String str)
+    {
+        if (StringUtils.isEmpty(str))
+        {
+            return new Long[] {};
+        }
+        String[] arr = str.split(split);
+        final Long[] longs = new Long[arr.length];
+        for (int i = 0; i < arr.length; i++)
+        {
+            final Long v = toLong(arr[i], null);
+            longs[i] = v;
+        }
+        return longs;
+    }
+
+    /**
+     * 转换为String数组<br>
+     *
+     * @param str 被转换的值
+     * @return 结果
+     */
+    public static String[] toStrArray(String str)
+    {
+        return toStrArray(",", str);
+    }
+
+    /**
+     * 转换为String数组<br>
+     *
+     * @param split 分隔符
+     * @param split 被转换的值
+     * @return 结果
+     */
+    public static String[] toStrArray(String split, String str)
+    {
+        return str.split(split);
+    }
+
+    /**
+     * 转换为long<br>
+     * 如果给定的值为空，或者转换失败，返回默认值<br>
+     * 转换失败不会报错
+     *
+     * @param value 被转换的值
+     * @param defaultValue 转换错误时的默认值
+     * @return 结果
+     */
+    public static Long toLong(Object value, Long defaultValue)
+    {
+        if (value == null)
+        {
+            return defaultValue;
+        }
+        if (value instanceof Long)
+        {
+            return (Long) value;
+        }
+        if (value instanceof Number)
+        {
+            return ((Number) value).longValue();
+        }
+        final String valueStr = toStr(value, null);
+        if (StringUtils.isEmpty(valueStr))
+        {
+            return defaultValue;
+        }
+        try
+        {
+            // 支持科学计数法
+            return new BigDecimal(valueStr.trim()).longValue();
+        }
+        catch (Exception e)
+        {
+            return defaultValue;
+        }
+    }
+
+    /**
+     * 转换为long<br>
+     * 如果给定的值为<code>null</code>，或者转换失败，返回默认值<code>null</code><br>
+     * 转换失败不会报错
+     *
+     * @param value 被转换的值
+     * @return 结果
+     */
+    public static Long toLong(Object value)
+    {
+        return toLong(value, null);
+    }
+
+    /**
+     * 转换为double<br>
+     * 如果给定的值为空，或者转换失败，返回默认值<br>
+     * 转换失败不会报错
+     *
+     * @param value 被转换的值
+     * @param defaultValue 转换错误时的默认值
+     * @return 结果
+     */
+    public static Double toDouble(Object value, Double defaultValue)
+    {
+        if (value == null)
+        {
+            return defaultValue;
+        }
+        if (value instanceof Double)
+        {
+            return (Double) value;
+        }
+        if (value instanceof Number)
+        {
+            return ((Number) value).doubleValue();
+        }
+        final String valueStr = toStr(value, null);
+        if (StringUtils.isEmpty(valueStr))
+        {
+            return defaultValue;
+        }
+        try
+        {
+            // 支持科学计数法
+            return new BigDecimal(valueStr.trim()).doubleValue();
+        }
+        catch (Exception e)
+        {
+            return defaultValue;
+        }
+    }
+
+    /**
+     * 转换为double<br>
+     * 如果给定的值为空，或者转换失败，返回默认值<code>null</code><br>
+     * 转换失败不会报错
+     *
+     * @param value 被转换的值
+     * @return 结果
+     */
+    public static Double toDouble(Object value)
+    {
+        return toDouble(value, null);
+    }
+
+    /**
+     * 转换为Float<br>
+     * 如果给定的值为空，或者转换失败，返回默认值<br>
+     * 转换失败不会报错
+     *
+     * @param value 被转换的值
+     * @param defaultValue 转换错误时的默认值
+     * @return 结果
+     */
+    public static Float toFloat(Object value, Float defaultValue)
+    {
+        if (value == null)
+        {
+            return defaultValue;
+        }
+        if (value instanceof Float)
+        {
+            return (Float) value;
+        }
+        if (value instanceof Number)
+        {
+            return ((Number) value).floatValue();
+        }
+        final String valueStr = toStr(value, null);
+        if (StringUtils.isEmpty(valueStr))
+        {
+            return defaultValue;
+        }
+        try
+        {
+            return Float.parseFloat(valueStr.trim());
+        }
+        catch (Exception e)
+        {
+            return defaultValue;
+        }
+    }
+
+    /**
+     * 转换为Float<br>
+     * 如果给定的值为空，或者转换失败，返回默认值<code>null</code><br>
+     * 转换失败不会报错
+     *
+     * @param value 被转换的值
+     * @return 结果
+     */
+    public static Float toFloat(Object value)
+    {
+        return toFloat(value, null);
+    }
+
+    /**
+     * 转换为boolean<br>
+     * String支持的值为：true、false、yes、ok、no，1,0 如果给定的值为空，或者转换失败，返回默认值<br>
+     * 转换失败不会报错
+     *
+     * @param value 被转换的值
+     * @param defaultValue 转换错误时的默认值
+     * @return 结果
+     */
+    public static Boolean toBool(Object value, Boolean defaultValue)
+    {
+        if (value == null)
+        {
+            return defaultValue;
+        }
+        if (value instanceof Boolean)
+        {
+            return (Boolean) value;
+        }
+        String valueStr = toStr(value, null);
+        if (StringUtils.isEmpty(valueStr))
+        {
+            return defaultValue;
+        }
+        valueStr = valueStr.trim().toLowerCase();
+        switch (valueStr)
+        {
+            case "true":
+                return true;
+            case "false":
+                return false;
+            case "yes":
+                return true;
+            case "ok":
+                return true;
+            case "no":
+                return false;
+            case "1":
+                return true;
+            case "0":
+                return false;
+            default:
+                return defaultValue;
+        }
+    }
+
+    /**
+     * 转换为boolean<br>
+     * 如果给定的值为空，或者转换失败，返回默认值<code>null</code><br>
+     * 转换失败不会报错
+     *
+     * @param value 被转换的值
+     * @return 结果
+     */
+    public static Boolean toBool(Object value)
+    {
+        return toBool(value, null);
+    }
+
+    /**
+     * 转换为Enum对象<br>
+     * 如果给定的值为空，或者转换失败，返回默认值<br>
+     *
+     * @param clazz Enum的Class
+     * @param value 值
+     * @param defaultValue 默认值
+     * @return Enum
+     */
+    public static <E extends Enum<E>> E toEnum(Class<E> clazz, Object value, E defaultValue)
+    {
+        if (value == null)
+        {
+            return defaultValue;
+        }
+        if (clazz.isAssignableFrom(value.getClass()))
+        {
+            @SuppressWarnings("unchecked")
+            E myE = (E) value;
+            return myE;
+        }
+        final String valueStr = toStr(value, null);
+        if (StringUtils.isEmpty(valueStr))
+        {
+            return defaultValue;
+        }
+        try
+        {
+            return Enum.valueOf(clazz, valueStr);
+        }
+        catch (Exception e)
+        {
+            return defaultValue;
+        }
+    }
+
+    /**
+     * 转换为Enum对象<br>
+     * 如果给定的值为空，或者转换失败，返回默认值<code>null</code><br>
+     *
+     * @param clazz Enum的Class
+     * @param value 值
+     * @return Enum
+     */
+    public static <E extends Enum<E>> E toEnum(Class<E> clazz, Object value)
+    {
+        return toEnum(clazz, value, null);
+    }
+
+    /**
+     * 转换为BigInteger<br>
+     * 如果给定的值为空，或者转换失败，返回默认值<br>
+     * 转换失败不会报错
+     *
+     * @param value 被转换的值
+     * @param defaultValue 转换错误时的默认值
+     * @return 结果
+     */
+    public static BigInteger toBigInteger(Object value, BigInteger defaultValue)
+    {
+        if (value == null)
+        {
+            return defaultValue;
+        }
+        if (value instanceof BigInteger)
+        {
+            return (BigInteger) value;
+        }
+        if (value instanceof Long)
+        {
+            return BigInteger.valueOf((Long) value);
+        }
+        final String valueStr = toStr(value, null);
+        if (StringUtils.isEmpty(valueStr))
+        {
+            return defaultValue;
+        }
+        try
+        {
+            return new BigInteger(valueStr);
+        }
+        catch (Exception e)
+        {
+            return defaultValue;
+        }
+    }
+
+    /**
+     * 转换为BigInteger<br>
+     * 如果给定的值为空，或者转换失败，返回默认值<code>null</code><br>
+     * 转换失败不会报错
+     *
+     * @param value 被转换的值
+     * @return 结果
+     */
+    public static BigInteger toBigInteger(Object value)
+    {
+        return toBigInteger(value, null);
+    }
+
+    /**
+     * 转换为BigDecimal<br>
+     * 如果给定的值为空，或者转换失败，返回默认值<br>
+     * 转换失败不会报错
+     *
+     * @param value 被转换的值
+     * @param defaultValue 转换错误时的默认值
+     * @return 结果
+     */
+    public static BigDecimal toBigDecimal(Object value, BigDecimal defaultValue)
+    {
+        if (value == null)
+        {
+            return defaultValue;
+        }
+        if (value instanceof BigDecimal)
+        {
+            return (BigDecimal) value;
+        }
+        if (value instanceof Long)
+        {
+            return new BigDecimal((Long) value);
+        }
+        if (value instanceof Double)
+        {
+            return new BigDecimal((Double) value);
+        }
+        if (value instanceof Integer)
+        {
+            return new BigDecimal((Integer) value);
+        }
+        final String valueStr = toStr(value, null);
+        if (StringUtils.isEmpty(valueStr))
+        {
+            return defaultValue;
+        }
+        try
+        {
+            return new BigDecimal(valueStr);
+        }
+        catch (Exception e)
+        {
+            return defaultValue;
+        }
+    }
+
+    /**
+     * 转换为BigDecimal<br>
+     * 如果给定的值为空，或者转换失败，返回默认值<br>
+     * 转换失败不会报错
+     *
+     * @param value 被转换的值
+     * @return 结果
+     */
+    public static BigDecimal toBigDecimal(Object value)
+    {
+        return toBigDecimal(value, null);
+    }
+
+    /**
+     * 将对象转为字符串<br>
+     * 1、Byte数组和ByteBuffer会被转换为对应字符串的数组 2、对象数组会调用Arrays.toString方法
+     *
+     * @param obj 对象
+     * @return 字符串
+     */
+    public static String utf8Str(Object obj)
+    {
+        return str(obj, CharsetKit.CHARSET_UTF_8);
+    }
+
+    /**
+     * 将对象转为字符串<br>
+     * 1、Byte数组和ByteBuffer会被转换为对应字符串的数组 2、对象数组会调用Arrays.toString方法
+     *
+     * @param obj 对象
+     * @param charsetName 字符集
+     * @return 字符串
+     */
+    public static String str(Object obj, String charsetName)
+    {
+        return str(obj, Charset.forName(charsetName));
+    }
+
+    /**
+     * 将对象转为字符串<br>
+     * 1、Byte数组和ByteBuffer会被转换为对应字符串的数组 2、对象数组会调用Arrays.toString方法
+     *
+     * @param obj 对象
+     * @param charset 字符集
+     * @return 字符串
+     */
+    public static String str(Object obj, Charset charset)
+    {
+        if (null == obj)
+        {
+            return null;
+        }
+
+        if (obj instanceof String)
+        {
+            return (String) obj;
+        }
+        else if (obj instanceof byte[])
+        {
+            return str((byte[]) obj, charset);
+        }
+        else if (obj instanceof Byte[])
+        {
+            byte[] bytes = ArrayUtils.toPrimitive((Byte[]) obj);
+            return str(bytes, charset);
+        }
+        else if (obj instanceof ByteBuffer)
+        {
+            return str((ByteBuffer) obj, charset);
+        }
+        return obj.toString();
+    }
+
+    /**
+     * 将byte数组转为字符串
+     *
+     * @param bytes byte数组
+     * @param charset 字符集
+     * @return 字符串
+     */
+    public static String str(byte[] bytes, String charset)
+    {
+        return str(bytes, StringUtils.isEmpty(charset) ? Charset.defaultCharset() : Charset.forName(charset));
+    }
+
+    /**
+     * 解码字节码
+     *
+     * @param data 字符串
+     * @param charset 字符集，如果此字段为空，则解码的结果取决于平台
+     * @return 解码后的字符串
+     */
+    public static String str(byte[] data, Charset charset)
+    {
+        if (data == null)
+        {
+            return null;
+        }
+
+        if (null == charset)
+        {
+            return new String(data);
+        }
+        return new String(data, charset);
+    }
+
+    /**
+     * 将编码的byteBuffer数据转换为字符串
+     *
+     * @param data 数据
+     * @param charset 字符集，如果为空使用当前系统字符集
+     * @return 字符串
+     */
+    public static String str(ByteBuffer data, String charset)
+    {
+        if (data == null)
+        {
+            return null;
+        }
+
+        return str(data, Charset.forName(charset));
+    }
+
+    /**
+     * 将编码的byteBuffer数据转换为字符串
+     *
+     * @param data 数据
+     * @param charset 字符集，如果为空使用当前系统字符集
+     * @return 字符串
+     */
+    public static String str(ByteBuffer data, Charset charset)
+    {
+        if (null == charset)
+        {
+            charset = Charset.defaultCharset();
+        }
+        return charset.decode(data).toString();
+    }
+
+    // ----------------------------------------------------------------------- 全角半角转换
+    /**
+     * 半角转全角
+     *
+     * @param input String.
+     * @return 全角字符串.
+     */
+    public static String toSBC(String input)
+    {
+        return toSBC(input, null);
+    }
+
+    /**
+     * 半角转全角
+     *
+     * @param input String
+     * @param notConvertSet 不替换的字符集合
+     * @return 全角字符串.
+     */
+    public static String toSBC(String input, Set<Character> notConvertSet)
+    {
+        char c[] = input.toCharArray();
+        for (int i = 0; i < c.length; i++)
+        {
+            if (null != notConvertSet && notConvertSet.contains(c[i]))
+            {
+                // 跳过不替换的字符
+                continue;
+            }
+
+            if (c[i] == ' ')
+            {
+                c[i] = '\u3000';
+            }
+            else if (c[i] < '\177')
+            {
+                c[i] = (char) (c[i] + 65248);
+
+            }
+        }
+        return new String(c);
+    }
+
+    /**
+     * 全角转半角
+     *
+     * @param input String.
+     * @return 半角字符串
+     */
+    public static String toDBC(String input)
+    {
+        return toDBC(input, null);
+    }
+
+    /**
+     * 替换全角为半角
+     *
+     * @param text 文本
+     * @param notConvertSet 不替换的字符集合
+     * @return 替换后的字符
+     */
+    public static String toDBC(String text, Set<Character> notConvertSet)
+    {
+        char c[] = text.toCharArray();
+        for (int i = 0; i < c.length; i++)
+        {
+            if (null != notConvertSet && notConvertSet.contains(c[i]))
+            {
+                // 跳过不替换的字符
+                continue;
+            }
+
+            if (c[i] == '\u3000')
+            {
+                c[i] = ' ';
+            }
+            else if (c[i] > '\uFF00' && c[i] < '\uFF5F')
+            {
+                c[i] = (char) (c[i] - 65248);
+            }
+        }
+        String returnString = new String(c);
+
+        return returnString;
+    }
+
+    /**
+     * 数字金额大写转换 先写个完整的然后将如零拾替换成零
+     *
+     * @param n 数字
+     * @return 中文大写数字
+     */
+    public static String digitUppercase(double n)
+    {
+        String[] fraction = { "角", "分" };
+        String[] digit = { "零", "壹", "贰", "叁", "肆", "伍", "陆", "柒", "捌", "玖" };
+        String[][] unit = { { "元", "万", "亿" }, { "", "拾", "佰", "仟" } };
+
+        String head = n < 0 ? "负" : "";
+        n = Math.abs(n);
+
+        String s = "";
+        for (int i = 0; i < fraction.length; i++)
+        {
+            s += (digit[(int) (Math.floor(n * 10 * Math.pow(10, i)) % 10)] + fraction[i]).replaceAll("(零.)+", "");
+        }
+        if (s.length() < 1)
+        {
+            s = "整";
+        }
+        int integerPart = (int) Math.floor(n);
+
+        for (int i = 0; i < unit[0].length && integerPart > 0; i++)
+        {
+            String p = "";
+            for (int j = 0; j < unit[1].length && n > 0; j++)
+            {
+                p = digit[integerPart % 10] + unit[1][j] + p;
+                integerPart = integerPart / 10;
+            }
+            s = p.replaceAll("(零.)*零$", "").replaceAll("^$", "零") + unit[0][i] + s;
+        }
+        return head + s.replaceAll("(零.)*零元", "元").replaceFirst("(零.)+", "").replaceAll("(零.)+", "零").replaceAll("^整$", "零元整");
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/core/text/StrFormatter.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/core/text/StrFormatter.java
new file mode 100644
index 0000000..f7fdcfb
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/core/text/StrFormatter.java
@@ -0,0 +1,92 @@
+package net.hzvtc.common.core.text;
+
+import net.hzvtc.common.utils.StringUtils;
+
+/**
+ * 字符串格式化
+ * 
+ * @author admin
+ */
+public class StrFormatter
+{
+    public static final String EMPTY_JSON = "{}";
+    public static final char C_BACKSLASH = '\\';
+    public static final char C_DELIM_START = '{';
+    public static final char C_DELIM_END = '}';
+
+    /**
+     * 格式化字符串<br>
+     * 此方法只是简单将占位符 {} 按照顺序替换为参数<br>
+     * 如果想输出 {} 使用 \\转义 { 即可，如果想输出 {} 之前的 \ 使用双转义符 \\\\ 即可<br>
+     * 例：<br>
+     * 通常使用：format("this is {} for {}", "a", "b") -> this is a for b<br>
+     * 转义{}： format("this is \\{} for {}", "a", "b") -> this is \{} for a<br>
+     * 转义\： format("this is \\\\{} for {}", "a", "b") -> this is \a for b<br>
+     * 
+     * @param strPattern 字符串模板
+     * @param argArray 参数列表
+     * @return 结果
+     */
+    public static String format(final String strPattern, final Object... argArray)
+    {
+        if (StringUtils.isEmpty(strPattern) || StringUtils.isEmpty(argArray))
+        {
+            return strPattern;
+        }
+        final int strPatternLength = strPattern.length();
+
+        // 初始化定义好的长度以获得更好的性能
+        StringBuilder sbuf = new StringBuilder(strPatternLength + 50);
+
+        int handledPosition = 0;
+        int delimIndex;// 占位符所在位置
+        for (int argIndex = 0; argIndex < argArray.length; argIndex++)
+        {
+            delimIndex = strPattern.indexOf(EMPTY_JSON, handledPosition);
+            if (delimIndex == -1)
+            {
+                if (handledPosition == 0)
+                {
+                    return strPattern;
+                }
+                else
+                { // 字符串模板剩余部分不再包含占位符，加入剩余部分后返回结果
+                    sbuf.append(strPattern, handledPosition, strPatternLength);
+                    return sbuf.toString();
+                }
+            }
+            else
+            {
+                if (delimIndex > 0 && strPattern.charAt(delimIndex - 1) == C_BACKSLASH)
+                {
+                    if (delimIndex > 1 && strPattern.charAt(delimIndex - 2) == C_BACKSLASH)
+                    {
+                        // 转义符之前还有一个转义符，占位符依旧有效
+                        sbuf.append(strPattern, handledPosition, delimIndex - 1);
+                        sbuf.append(Convert.utf8Str(argArray[argIndex]));
+                        handledPosition = delimIndex + 2;
+                    }
+                    else
+                    {
+                        // 占位符被转义
+                        argIndex--;
+                        sbuf.append(strPattern, handledPosition, delimIndex - 1);
+                        sbuf.append(C_DELIM_START);
+                        handledPosition = delimIndex + 1;
+                    }
+                }
+                else
+                {
+                    // 正常占位符
+                    sbuf.append(strPattern, handledPosition, delimIndex);
+                    sbuf.append(Convert.utf8Str(argArray[argIndex]));
+                    handledPosition = delimIndex + 2;
+                }
+            }
+        }
+        // 加入最后一个占位符后所有的字符
+        sbuf.append(strPattern, handledPosition, strPattern.length());
+
+        return sbuf.toString();
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/enums/BusinessStatus.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/enums/BusinessStatus.java
new file mode 100644
index 0000000..1a0c72b
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/enums/BusinessStatus.java
@@ -0,0 +1,20 @@
+package net.hzvtc.common.enums;
+
+/**
+ * 操作状态
+ * 
+ * @author admin
+ *
+ */
+public enum BusinessStatus
+{
+    /**
+     * 成功
+     */
+    SUCCESS,
+
+    /**
+     * 失败
+     */
+    FAIL,
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/enums/BusinessType.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/enums/BusinessType.java
new file mode 100644
index 0000000..bded87f
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/enums/BusinessType.java
@@ -0,0 +1,59 @@
+package net.hzvtc.common.enums;
+
+/**
+ * 业务操作类型
+ * 
+ * @author admin
+ */
+public enum BusinessType
+{
+    /**
+     * 其它
+     */
+    OTHER,
+
+    /**
+     * 新增
+     */
+    INSERT,
+
+    /**
+     * 修改
+     */
+    UPDATE,
+
+    /**
+     * 删除
+     */
+    DELETE,
+
+    /**
+     * 授权
+     */
+    GRANT,
+
+    /**
+     * 导出
+     */
+    EXPORT,
+
+    /**
+     * 导入
+     */
+    IMPORT,
+
+    /**
+     * 强退
+     */
+    FORCE,
+
+    /**
+     * 生成代码
+     */
+    GENCODE,
+    
+    /**
+     * 清空数据
+     */
+    CLEAN,
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/enums/DataSourceType.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/enums/DataSourceType.java
new file mode 100644
index 0000000..b966ba3
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/enums/DataSourceType.java
@@ -0,0 +1,19 @@
+package net.hzvtc.common.enums;
+
+/**
+ * 数据源
+ * 
+ * @author admin
+ */
+public enum DataSourceType
+{
+    /**
+     * 主库
+     */
+    MASTER,
+
+    /**
+     * 从库
+     */
+    SLAVE
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/enums/HttpMethod.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/enums/HttpMethod.java
new file mode 100644
index 0000000..63e1a99
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/enums/HttpMethod.java
@@ -0,0 +1,36 @@
+package net.hzvtc.common.enums;
+
+import java.util.HashMap;
+import java.util.Map;
+import org.springframework.lang.Nullable;
+
+/**
+ * 请求方式
+ *
+ * @author admin
+ */
+public enum HttpMethod
+{
+    GET, HEAD, POST, PUT, PATCH, DELETE, OPTIONS, TRACE;
+
+    private static final Map<String, HttpMethod> mappings = new HashMap<>(16);
+
+    static
+    {
+        for (HttpMethod httpMethod : values())
+        {
+            mappings.put(httpMethod.name(), httpMethod);
+        }
+    }
+
+    @Nullable
+    public static HttpMethod resolve(@Nullable String method)
+    {
+        return (method != null ? mappings.get(method) : null);
+    }
+
+    public boolean matches(String method)
+    {
+        return (this == resolve(method));
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/enums/LimitType.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/enums/LimitType.java
new file mode 100644
index 0000000..8539150
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/enums/LimitType.java
@@ -0,0 +1,20 @@
+package net.hzvtc.common.enums;
+
+/**
+ * 限流类型
+ *
+ * @author admin
+ */
+
+public enum LimitType
+{
+    /**
+     * 默认策略全局限流
+     */
+    DEFAULT,
+
+    /**
+     * 根据请求者IP进行限流
+     */
+    IP
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/enums/OperatorType.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/enums/OperatorType.java
new file mode 100644
index 0000000..53e3e83
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/enums/OperatorType.java
@@ -0,0 +1,24 @@
+package net.hzvtc.common.enums;
+
+/**
+ * 操作人类别
+ * 
+ * @author admin
+ */
+public enum OperatorType
+{
+    /**
+     * 其它
+     */
+    OTHER,
+
+    /**
+     * 后台用户
+     */
+    MANAGE,
+
+    /**
+     * 手机端用户
+     */
+    MOBILE
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/enums/UserStatus.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/enums/UserStatus.java
new file mode 100644
index 0000000..0e59a02
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/enums/UserStatus.java
@@ -0,0 +1,30 @@
+package net.hzvtc.common.enums;
+
+/**
+ * 用户状态
+ * 
+ * @author admin
+ */
+public enum UserStatus
+{
+    OK("0", "正常"), DISABLE("1", "停用"), DELETED("2", "删除");
+
+    private final String code;
+    private final String info;
+
+    UserStatus(String code, String info)
+    {
+        this.code = code;
+        this.info = info;
+    }
+
+    public String getCode()
+    {
+        return code;
+    }
+
+    public String getInfo()
+    {
+        return info;
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/DemoModeException.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/DemoModeException.java
new file mode 100644
index 0000000..f689f9a
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/DemoModeException.java
@@ -0,0 +1,15 @@
+package net.hzvtc.common.exception;
+
+/**
+ * 演示模式异常
+ * 
+ * @author admin
+ */
+public class DemoModeException extends RuntimeException
+{
+    private static final long serialVersionUID = 1L;
+
+    public DemoModeException()
+    {
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/GlobalException.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/GlobalException.java
new file mode 100644
index 0000000..e335b57
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/GlobalException.java
@@ -0,0 +1,58 @@
+package net.hzvtc.common.exception;
+
+/**
+ * 全局异常
+ * 
+ * @author admin
+ */
+public class GlobalException extends RuntimeException
+{
+
+    private static final long serialVersionUID = 1L;
+
+    /**
+     * 错误提示
+     */
+    private String message;
+
+    /**
+     * 错误明细，内部调试错误
+     *
+     * 和 {@link CommonResult#getDetailMessage()} 一致的设计
+     */
+    private String detailMessage;
+
+    /**
+     * 空构造方法，避免反序列化问题
+     */
+    public GlobalException()
+    {
+    }
+
+    public GlobalException(String message)
+    {
+        this.message = message;
+    }
+
+    public String getDetailMessage()
+    {
+        return detailMessage;
+    }
+
+    public GlobalException setDetailMessage(String detailMessage)
+    {
+        this.detailMessage = detailMessage;
+        return this;
+    }
+
+    public String getMessage()
+    {
+        return message;
+    }
+
+    public GlobalException setMessage(String message)
+    {
+        this.message = message;
+        return this;
+    }
+}
\ No newline at end of file
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/ServiceException.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/ServiceException.java
new file mode 100644
index 0000000..1e758ec
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/ServiceException.java
@@ -0,0 +1,73 @@
+package net.hzvtc.common.exception;
+
+/**
+ * 业务异常
+ * 
+ * @author admin
+ */
+public final class ServiceException extends RuntimeException
+{
+    private static final long serialVersionUID = 1L;
+
+    /**
+     * 错误码
+     */
+    private Integer code;
+
+    /**
+     * 错误提示
+     */
+    private String message;
+
+    /**
+     * 错误明细，内部调试错误
+     *
+     * 和 {@link CommonResult#getDetailMessage()} 一致的设计
+     */
+    private String detailMessage;
+
+    /**
+     * 空构造方法，避免反序列化问题
+     */
+    public ServiceException()
+    {
+    }
+
+    public ServiceException(String message)
+    {
+        this.message = message;
+    }
+
+    public ServiceException(String message, Integer code)
+    {
+        this.message = message;
+        this.code = code;
+    }
+
+    public String getDetailMessage()
+    {
+        return detailMessage;
+    }
+
+    public String getMessage()
+    {
+        return message;
+    }
+
+    public Integer getCode()
+    {
+        return code;
+    }
+
+    public ServiceException setMessage(String message)
+    {
+        this.message = message;
+        return this;
+    }
+
+    public ServiceException setDetailMessage(String detailMessage)
+    {
+        this.detailMessage = detailMessage;
+        return this;
+    }
+}
\ No newline at end of file
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/UtilException.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/UtilException.java
new file mode 100644
index 0000000..ec146b7
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/UtilException.java
@@ -0,0 +1,26 @@
+package net.hzvtc.common.exception;
+
+/**
+ * 工具类异常
+ * 
+ * @author admin
+ */
+public class UtilException extends RuntimeException
+{
+    private static final long serialVersionUID = 8247610319171014183L;
+
+    public UtilException(Throwable e)
+    {
+        super(e.getMessage(), e);
+    }
+
+    public UtilException(String message)
+    {
+        super(message);
+    }
+
+    public UtilException(String message, Throwable throwable)
+    {
+        super(message, throwable);
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/base/BaseException.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/base/BaseException.java
new file mode 100644
index 0000000..bbf0c20
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/base/BaseException.java
@@ -0,0 +1,97 @@
+package net.hzvtc.common.exception.base;
+
+import net.hzvtc.common.utils.MessageUtils;
+import net.hzvtc.common.utils.StringUtils;
+
+/**
+ * 基础异常
+ * 
+ * @author admin
+ */
+public class BaseException extends RuntimeException
+{
+    private static final long serialVersionUID = 1L;
+
+    /**
+     * 所属模块
+     */
+    private String module;
+
+    /**
+     * 错误码
+     */
+    private String code;
+
+    /**
+     * 错误码对应的参数
+     */
+    private Object[] args;
+
+    /**
+     * 错误消息
+     */
+    private String defaultMessage;
+
+    public BaseException(String module, String code, Object[] args, String defaultMessage)
+    {
+        this.module = module;
+        this.code = code;
+        this.args = args;
+        this.defaultMessage = defaultMessage;
+    }
+
+    public BaseException(String module, String code, Object[] args)
+    {
+        this(module, code, args, null);
+    }
+
+    public BaseException(String module, String defaultMessage)
+    {
+        this(module, null, null, defaultMessage);
+    }
+
+    public BaseException(String code, Object[] args)
+    {
+        this(null, code, args, null);
+    }
+
+    public BaseException(String defaultMessage)
+    {
+        this(null, null, null, defaultMessage);
+    }
+
+    @Override
+    public String getMessage()
+    {
+        String message = null;
+        if (!StringUtils.isEmpty(code))
+        {
+            message = MessageUtils.message(code, args);
+        }
+        if (message == null)
+        {
+            message = defaultMessage;
+        }
+        return message;
+    }
+
+    public String getModule()
+    {
+        return module;
+    }
+
+    public String getCode()
+    {
+        return code;
+    }
+
+    public Object[] getArgs()
+    {
+        return args;
+    }
+
+    public String getDefaultMessage()
+    {
+        return defaultMessage;
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/file/FileException.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/file/FileException.java
new file mode 100644
index 0000000..d55efdb
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/file/FileException.java
@@ -0,0 +1,19 @@
+package net.hzvtc.common.exception.file;
+
+import net.hzvtc.common.exception.base.BaseException;
+
+/**
+ * 文件信息异常类
+ * 
+ * @author admin
+ */
+public class FileException extends BaseException
+{
+    private static final long serialVersionUID = 1L;
+
+    public FileException(String code, Object[] args)
+    {
+        super("file", code, args, null);
+    }
+
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/file/FileNameLengthLimitExceededException.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/file/FileNameLengthLimitExceededException.java
new file mode 100644
index 0000000..cc7764e
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/file/FileNameLengthLimitExceededException.java
@@ -0,0 +1,16 @@
+package net.hzvtc.common.exception.file;
+
+/**
+ * 文件名称超长限制异常类
+ * 
+ * @author admin
+ */
+public class FileNameLengthLimitExceededException extends FileException
+{
+    private static final long serialVersionUID = 1L;
+
+    public FileNameLengthLimitExceededException(int defaultFileNameLength)
+    {
+        super("upload.filename.exceed.length", new Object[] { defaultFileNameLength });
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/file/FileSizeLimitExceededException.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/file/FileSizeLimitExceededException.java
new file mode 100644
index 0000000..11ea71a
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/file/FileSizeLimitExceededException.java
@@ -0,0 +1,16 @@
+package net.hzvtc.common.exception.file;
+
+/**
+ * 文件名大小限制异常类
+ * 
+ * @author admin
+ */
+public class FileSizeLimitExceededException extends FileException
+{
+    private static final long serialVersionUID = 1L;
+
+    public FileSizeLimitExceededException(long defaultMaxSize)
+    {
+        super("upload.exceed.maxSize", new Object[] { defaultMaxSize });
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/file/InvalidExtensionException.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/file/InvalidExtensionException.java
new file mode 100644
index 0000000..9e22f6c
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/file/InvalidExtensionException.java
@@ -0,0 +1,81 @@
+package net.hzvtc.common.exception.file;
+
+import java.util.Arrays;
+import org.apache.commons.fileupload.FileUploadException;
+
+/**
+ * 文件上传 误异常类
+ * 
+ * @author admin
+ */
+public class InvalidExtensionException extends FileUploadException
+{
+    private static final long serialVersionUID = 1L;
+
+    private String[] allowedExtension;
+    private String extension;
+    private String filename;
+
+    public InvalidExtensionException(String[] allowedExtension, String extension, String filename)
+    {
+        super("filename : [" + filename + "], extension : [" + extension + "], allowed extension : [" + Arrays.toString(allowedExtension) + "]");
+        this.allowedExtension = allowedExtension;
+        this.extension = extension;
+        this.filename = filename;
+    }
+
+    public String[] getAllowedExtension()
+    {
+        return allowedExtension;
+    }
+
+    public String getExtension()
+    {
+        return extension;
+    }
+
+    public String getFilename()
+    {
+        return filename;
+    }
+
+    public static class InvalidImageExtensionException extends InvalidExtensionException
+    {
+        private static final long serialVersionUID = 1L;
+
+        public InvalidImageExtensionException(String[] allowedExtension, String extension, String filename)
+        {
+            super(allowedExtension, extension, filename);
+        }
+    }
+
+    public static class InvalidFlashExtensionException extends InvalidExtensionException
+    {
+        private static final long serialVersionUID = 1L;
+
+        public InvalidFlashExtensionException(String[] allowedExtension, String extension, String filename)
+        {
+            super(allowedExtension, extension, filename);
+        }
+    }
+
+    public static class InvalidMediaExtensionException extends InvalidExtensionException
+    {
+        private static final long serialVersionUID = 1L;
+
+        public InvalidMediaExtensionException(String[] allowedExtension, String extension, String filename)
+        {
+            super(allowedExtension, extension, filename);
+        }
+    }
+
+    public static class InvalidVideoExtensionException extends InvalidExtensionException
+    {
+        private static final long serialVersionUID = 1L;
+
+        public InvalidVideoExtensionException(String[] allowedExtension, String extension, String filename)
+        {
+            super(allowedExtension, extension, filename);
+        }
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/job/TaskException.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/job/TaskException.java
new file mode 100644
index 0000000..cf83c0f
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/job/TaskException.java
@@ -0,0 +1,34 @@
+package net.hzvtc.common.exception.job;
+
+/**
+ * 计划策略异常
+ * 
+ * @author admin
+ */
+public class TaskException extends Exception
+{
+    private static final long serialVersionUID = 1L;
+
+    private Code code;
+
+    public TaskException(String msg, Code code)
+    {
+        this(msg, code, null);
+    }
+
+    public TaskException(String msg, Code code, Exception nestedEx)
+    {
+        super(msg, nestedEx);
+        this.code = code;
+    }
+
+    public Code getCode()
+    {
+        return code;
+    }
+
+    public enum Code
+    {
+        TASK_EXISTS, NO_TASK_EXISTS, TASK_ALREADY_STARTED, UNKNOWN, CONFIG_ERROR, TASK_NODE_NOT_AVAILABLE
+    }
+}
\ No newline at end of file
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/user/CaptchaException.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/user/CaptchaException.java
new file mode 100644
index 0000000..4af51d4
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/user/CaptchaException.java
@@ -0,0 +1,16 @@
+package net.hzvtc.common.exception.user;
+
+/**
+ * 验证码错误异常类
+ * 
+ * @author admin
+ */
+public class CaptchaException extends UserException
+{
+    private static final long serialVersionUID = 1L;
+
+    public CaptchaException()
+    {
+        super("user.jcaptcha.error", null);
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/user/CaptchaExpireException.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/user/CaptchaExpireException.java
new file mode 100644
index 0000000..5a878b3
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/user/CaptchaExpireException.java
@@ -0,0 +1,16 @@
+package net.hzvtc.common.exception.user;
+
+/**
+ * 验证码失效异常类
+ * 
+ * @author admin
+ */
+public class CaptchaExpireException extends UserException
+{
+    private static final long serialVersionUID = 1L;
+
+    public CaptchaExpireException()
+    {
+        super("user.jcaptcha.expire", null);
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/user/UserException.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/user/UserException.java
new file mode 100644
index 0000000..7ba3c79
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/user/UserException.java
@@ -0,0 +1,18 @@
+package net.hzvtc.common.exception.user;
+
+import net.hzvtc.common.exception.base.BaseException;
+
+/**
+ * 用户信息异常类
+ * 
+ * @author admin
+ */
+public class UserException extends BaseException
+{
+    private static final long serialVersionUID = 1L;
+
+    public UserException(String code, Object[] args)
+    {
+        super("user", code, args, null);
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/user/UserNoLoginPermissionException.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/user/UserNoLoginPermissionException.java
new file mode 100644
index 0000000..59d7666
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/user/UserNoLoginPermissionException.java
@@ -0,0 +1,10 @@
+package net.hzvtc.common.exception.user;
+
+public class UserNoLoginPermissionException extends UserException {
+
+    private static final long serialVersionUID = 7376693448481486168L;
+
+    public UserNoLoginPermissionException() {
+        super("no.login.permission", null);
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/user/UserPasswordNotMatchException.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/user/UserPasswordNotMatchException.java
new file mode 100644
index 0000000..220b105
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/exception/user/UserPasswordNotMatchException.java
@@ -0,0 +1,16 @@
+package net.hzvtc.common.exception.user;
+
+/**
+ * 用户密码不正确或不符合规范异常类
+ * 
+ * @author admin
+ */
+public class UserPasswordNotMatchException extends UserException
+{
+    private static final long serialVersionUID = 1L;
+
+    public UserPasswordNotMatchException()
+    {
+        super("user.password.not.match", null);
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/filter/RepeatableFilter.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/filter/RepeatableFilter.java
new file mode 100644
index 0000000..4317b4c
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/filter/RepeatableFilter.java
@@ -0,0 +1,52 @@
+package net.hzvtc.common.filter;
+
+import java.io.IOException;
+import javax.servlet.Filter;
+import javax.servlet.FilterChain;
+import javax.servlet.FilterConfig;
+import javax.servlet.ServletException;
+import javax.servlet.ServletRequest;
+import javax.servlet.ServletResponse;
+import javax.servlet.http.HttpServletRequest;
+import org.springframework.http.MediaType;
+import net.hzvtc.common.utils.StringUtils;
+
+/**
+ * Repeatable 过滤器
+ * 
+ * @author admin
+ */
+public class RepeatableFilter implements Filter
+{
+    @Override
+    public void init(FilterConfig filterConfig) throws ServletException
+    {
+
+    }
+
+    @Override
+    public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
+            throws IOException, ServletException
+    {
+        ServletRequest requestWrapper = null;
+        if (request instanceof HttpServletRequest
+                && StringUtils.startsWithIgnoreCase(request.getContentType(), MediaType.APPLICATION_JSON_VALUE))
+        {
+            requestWrapper = new RepeatedlyRequestWrapper((HttpServletRequest) request, response);
+        }
+        if (null == requestWrapper)
+        {
+            chain.doFilter(request, response);
+        }
+        else
+        {
+            chain.doFilter(requestWrapper, response);
+        }
+    }
+
+    @Override
+    public void destroy()
+    {
+
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/filter/RepeatedlyRequestWrapper.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/filter/RepeatedlyRequestWrapper.java
new file mode 100644
index 0000000..2f88128
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/filter/RepeatedlyRequestWrapper.java
@@ -0,0 +1,75 @@
+package net.hzvtc.common.filter;
+
+import java.io.BufferedReader;
+import java.io.ByteArrayInputStream;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import javax.servlet.ReadListener;
+import javax.servlet.ServletInputStream;
+import javax.servlet.ServletResponse;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletRequestWrapper;
+import net.hzvtc.common.utils.http.HttpHelper;
+
+/**
+ * 构建可重复读取inputStream的request
+ * 
+ * @author admin
+ */
+public class RepeatedlyRequestWrapper extends HttpServletRequestWrapper
+{
+    private final byte[] body;
+
+    public RepeatedlyRequestWrapper(HttpServletRequest request, ServletResponse response) throws IOException
+    {
+        super(request);
+        request.setCharacterEncoding("UTF-8");
+        response.setCharacterEncoding("UTF-8");
+
+        body = HttpHelper.getBodyString(request).getBytes("UTF-8");
+    }
+
+    @Override
+    public BufferedReader getReader() throws IOException
+    {
+        return new BufferedReader(new InputStreamReader(getInputStream()));
+    }
+
+    @Override
+    public ServletInputStream getInputStream() throws IOException
+    {
+        final ByteArrayInputStream bais = new ByteArrayInputStream(body);
+        return new ServletInputStream()
+        {
+            @Override
+            public int read() throws IOException
+            {
+                return bais.read();
+            }
+
+            @Override
+            public int available() throws IOException
+            {
+                return body.length;
+            }
+
+            @Override
+            public boolean isFinished()
+            {
+                return false;
+            }
+
+            @Override
+            public boolean isReady()
+            {
+                return false;
+            }
+
+            @Override
+            public void setReadListener(ReadListener readListener)
+            {
+
+            }
+        };
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/filter/XssFilter.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/filter/XssFilter.java
new file mode 100644
index 0000000..bd4bedc
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/filter/XssFilter.java
@@ -0,0 +1,74 @@
+package net.hzvtc.common.filter;
+
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+import javax.servlet.Filter;
+import javax.servlet.FilterChain;
+import javax.servlet.FilterConfig;
+import javax.servlet.ServletException;
+import javax.servlet.ServletRequest;
+import javax.servlet.ServletResponse;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import net.hzvtc.common.utils.StringUtils;
+
+/**
+ * 防止XSS攻击的过滤器
+ * 
+ * @author admin
+ */
+public class XssFilter implements Filter
+{
+    /**
+     * 排除链接
+     */
+    public List<String> excludes = new ArrayList<>();
+
+    @Override
+    public void init(FilterConfig filterConfig) throws ServletException
+    {
+        String tempExcludes = filterConfig.getInitParameter("excludes");
+        if (StringUtils.isNotEmpty(tempExcludes))
+        {
+            String[] url = tempExcludes.split(",");
+            for (int i = 0; url != null && i < url.length; i++)
+            {
+                excludes.add(url[i]);
+            }
+        }
+    }
+
+    @Override
+    public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain)
+            throws IOException, ServletException
+    {
+        HttpServletRequest req = (HttpServletRequest) request;
+        HttpServletResponse resp = (HttpServletResponse) response;
+        if (handleExcludeURL(req, resp))
+        {
+            chain.doFilter(request, response);
+            return;
+        }
+        XssHttpServletRequestWrapper xssRequest = new XssHttpServletRequestWrapper((HttpServletRequest) request);
+        chain.doFilter(xssRequest, response);
+    }
+
+    private boolean handleExcludeURL(HttpServletRequest request, HttpServletResponse response)
+    {
+        String url = request.getServletPath();
+        String method = request.getMethod();
+        // GET DELETE 不过滤
+        if (method == null || method.matches("GET") || method.matches("DELETE"))
+        {
+            return true;
+        }
+        return StringUtils.matches(url, excludes);
+    }
+
+    @Override
+    public void destroy()
+    {
+
+    }
+}
\ No newline at end of file
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/filter/XssHttpServletRequestWrapper.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/filter/XssHttpServletRequestWrapper.java
new file mode 100644
index 0000000..676351b
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/filter/XssHttpServletRequestWrapper.java
@@ -0,0 +1,111 @@
+package net.hzvtc.common.filter;
+
+import java.io.ByteArrayInputStream;
+import java.io.IOException;
+import javax.servlet.ReadListener;
+import javax.servlet.ServletInputStream;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletRequestWrapper;
+import org.apache.commons.io.IOUtils;
+import org.springframework.http.HttpHeaders;
+import org.springframework.http.MediaType;
+import net.hzvtc.common.utils.StringUtils;
+import net.hzvtc.common.utils.html.EscapeUtil;
+
+/**
+ * XSS过滤处理
+ * 
+ * @author admin
+ */
+public class XssHttpServletRequestWrapper extends HttpServletRequestWrapper
+{
+    /**
+     * @param request
+     */
+    public XssHttpServletRequestWrapper(HttpServletRequest request)
+    {
+        super(request);
+    }
+
+    @Override
+    public String[] getParameterValues(String name)
+    {
+        String[] values = super.getParameterValues(name);
+        if (values != null)
+        {
+            int length = values.length;
+            String[] escapseValues = new String[length];
+            for (int i = 0; i < length; i++)
+            {
+                // 防xss攻击和过滤前后空格
+                escapseValues[i] = EscapeUtil.clean(values[i]).trim();
+            }
+            return escapseValues;
+        }
+        return super.getParameterValues(name);
+    }
+
+    @Override
+    public ServletInputStream getInputStream() throws IOException
+    {
+        // 非json类型，直接返回
+        if (!isJsonRequest())
+        {
+            return super.getInputStream();
+        }
+
+        // 为空，直接返回
+        String json = IOUtils.toString(super.getInputStream(), "utf-8");
+        if (StringUtils.isEmpty(json))
+        {
+            return super.getInputStream();
+        }
+
+        // xss过滤
+        json = EscapeUtil.clean(json).trim();
+        byte[] jsonBytes = json.getBytes("utf-8");
+        final ByteArrayInputStream bis = new ByteArrayInputStream(jsonBytes);
+        return new ServletInputStream()
+        {
+            @Override
+            public boolean isFinished()
+            {
+                return true;
+            }
+
+            @Override
+            public boolean isReady()
+            {
+                return true;
+            }
+
+            @Override
+            public int available() throws IOException
+            {
+                return jsonBytes.length;
+            }
+
+            @Override
+            public void setReadListener(ReadListener readListener)
+            {
+            }
+
+            @Override
+            public int read() throws IOException
+            {
+                return bis.read();
+            }
+        };
+    }
+
+    /**
+     * 是否是Json请求
+     * 
+     * @param request
+     */
+    public boolean isJsonRequest()
+    {
+        String header = super.getHeader(HttpHeaders.CONTENT_TYPE);
+        return StringUtils.startsWithIgnoreCase(header, MediaType.APPLICATION_JSON_VALUE);
+    }
+}
\ No newline at end of file
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/Arith.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/Arith.java
new file mode 100644
index 0000000..62d8e72
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/Arith.java
@@ -0,0 +1,114 @@
+package net.hzvtc.common.utils;
+
+import java.math.BigDecimal;
+import java.math.RoundingMode;
+
+/**
+ * 精确的浮点数运算
+ * 
+ * @author admin
+ */
+public class Arith
+{
+
+    /** 默认除法运算精度 */
+    private static final int DEF_DIV_SCALE = 10;
+
+    /** 这个类不能实例化 */
+    private Arith()
+    {
+    }
+
+    /**
+     * 提供精确的加法运算。
+     * @param v1 被加数
+     * @param v2 加数
+     * @return 两个参数的和
+     */
+    public static double add(double v1, double v2)
+    {
+        BigDecimal b1 = new BigDecimal(Double.toString(v1));
+        BigDecimal b2 = new BigDecimal(Double.toString(v2));
+        return b1.add(b2).doubleValue();
+    }
+
+    /**
+     * 提供精确的减法运算。
+     * @param v1 被减数
+     * @param v2 减数
+     * @return 两个参数的差
+     */
+    public static double sub(double v1, double v2)
+    {
+        BigDecimal b1 = new BigDecimal(Double.toString(v1));
+        BigDecimal b2 = new BigDecimal(Double.toString(v2));
+        return b1.subtract(b2).doubleValue();
+    }
+
+    /**
+     * 提供精确的乘法运算。
+     * @param v1 被乘数
+     * @param v2 乘数
+     * @return 两个参数的积
+     */
+    public static double mul(double v1, double v2)
+    {
+        BigDecimal b1 = new BigDecimal(Double.toString(v1));
+        BigDecimal b2 = new BigDecimal(Double.toString(v2));
+        return b1.multiply(b2).doubleValue();
+    }
+
+    /**
+     * 提供（相对）精确的除法运算，当发生除不尽的情况时，精确到
+     * 小数点以后10位，以后的数字四舍五入。
+     * @param v1 被除数
+     * @param v2 除数
+     * @return 两个参数的商
+     */
+    public static double div(double v1, double v2)
+    {
+        return div(v1, v2, DEF_DIV_SCALE);
+    }
+
+    /**
+     * 提供（相对）精确的除法运算。当发生除不尽的情况时，由scale参数指
+     * 定精度，以后的数字四舍五入。
+     * @param v1 被除数
+     * @param v2 除数
+     * @param scale 表示表示需要精确到小数点以后几位。
+     * @return 两个参数的商
+     */
+    public static double div(double v1, double v2, int scale)
+    {
+        if (scale < 0)
+        {
+            throw new IllegalArgumentException(
+                    "The scale must be a positive integer or zero");
+        }
+        BigDecimal b1 = new BigDecimal(Double.toString(v1));
+        BigDecimal b2 = new BigDecimal(Double.toString(v2));
+        if (b1.compareTo(BigDecimal.ZERO) == 0)
+        {
+            return BigDecimal.ZERO.doubleValue();
+        }
+        return b1.divide(b2, scale, RoundingMode.HALF_UP).doubleValue();
+    }
+
+    /**
+     * 提供精确的小数位四舍五入处理。
+     * @param v 需要四舍五入的数字
+     * @param scale 小数点后保留几位
+     * @return 四舍五入后的结果
+     */
+    public static double round(double v, int scale)
+    {
+        if (scale < 0)
+        {
+            throw new IllegalArgumentException(
+                    "The scale must be a positive integer or zero");
+        }
+        BigDecimal b = new BigDecimal(Double.toString(v));
+        BigDecimal one = BigDecimal.ONE;
+        return b.divide(one, scale, RoundingMode.HALF_UP).doubleValue();
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/Chinese2pinyin.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/Chinese2pinyin.java
new file mode 100644
index 0000000..df1e9a9
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/Chinese2pinyin.java
@@ -0,0 +1,54 @@
+package net.hzvtc.common.utils;
+
+import net.sourceforge.pinyin4j.PinyinHelper;
+import net.sourceforge.pinyin4j.format.HanyuPinyinCaseType;
+import net.sourceforge.pinyin4j.format.HanyuPinyinOutputFormat;
+import net.sourceforge.pinyin4j.format.HanyuPinyinToneType;
+import net.sourceforge.pinyin4j.format.HanyuPinyinVCharType;
+import net.sourceforge.pinyin4j.format.exception.BadHanyuPinyinOutputFormatCombination;
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+public class Chinese2pinyin {
+    public static Map<String, String> changeChinese2Pinyin(String chinese) {
+        Map<String, String> pinyin = new HashMap<String, String>();
+
+        HanyuPinyinOutputFormat format = new HanyuPinyinOutputFormat();
+        format.setCaseType(HanyuPinyinCaseType.LOWERCASE);
+        format.setToneType(HanyuPinyinToneType.WITHOUT_TONE);
+        format.setVCharType(HanyuPinyinVCharType.WITH_V);
+
+        String fullPinyin = "";
+        String simplePinyin = "";
+        char[] chineseChar = chinese.toCharArray();
+        for (int i = 0; i < chineseChar.length; i++) {
+            String[] str = null;
+            try {
+                str = PinyinHelper.toHanyuPinyinStringArray(chineseChar[i],
+                        format);
+            } catch (BadHanyuPinyinOutputFormatCombination e) {
+                e.printStackTrace();
+            }
+            if (str != null && str.length > 0) {
+                fullPinyin = fullPinyin + str[0].toString();
+                simplePinyin = simplePinyin + str[0].charAt(0);
+            }
+            if (str == null) {
+                String regex = "^[0-9]*[a-zA-Z]*+$";
+                Pattern pattern = Pattern.compile(regex);
+                Matcher m = pattern.matcher(String.valueOf(chineseChar[i]));
+                if (m.find()) {
+                    fullPinyin = fullPinyin + chineseChar[i];
+                    simplePinyin = simplePinyin + chineseChar[i];
+                }
+            }
+        }
+        pinyin.put("fullPinyin", fullPinyin);
+        pinyin.put("simplePinyin", simplePinyin);
+
+        return pinyin;
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/DateUtils.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/DateUtils.java
new file mode 100644
index 0000000..d6c6ddb
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/DateUtils.java
@@ -0,0 +1,169 @@
+package net.hzvtc.common.utils;
+
+import org.apache.commons.lang3.time.DateFormatUtils;
+
+import java.lang.management.ManagementFactory;
+import java.text.ParseException;
+import java.text.SimpleDateFormat;
+import java.util.Calendar;
+import java.util.Date;
+
+/**
+ * 时间工具类
+ *
+ * @author admin
+ */
+public class DateUtils extends org.apache.commons.lang3.time.DateUtils {
+    public static String YYYY = "yyyy";
+
+    public static String YYYY_MM = "yyyy-MM";
+
+    public static String YYYY_MM_DD = "yyyy-MM-dd";
+
+    public static String YYYYMMDDHHMMSS = "yyyyMMddHHmmss";
+
+    public static String YYYY_MM_DD_HH_MM_SS = "yyyy-MM-dd HH:mm:ss";
+
+    private static String[] parsePatterns = {
+            "yyyy-MM-dd", "yyyy-MM-dd HH:mm:ss", "yyyy-MM-dd HH:mm", "yyyy-MM",
+            "yyyy/MM/dd", "yyyy/MM/dd HH:mm:ss", "yyyy/MM/dd HH:mm", "yyyy/MM",
+            "yyyy.MM.dd", "yyyy.MM.dd HH:mm:ss", "yyyy.MM.dd HH:mm", "yyyy.MM"};
+
+    /**
+     * 获取当前Date型日期
+     *
+     * @return Date() 当前日期
+     */
+    public static Date getNowDate() {
+        return new Date();
+    }
+
+    /**
+     * 获取当前日期, 默认格式为yyyy-MM-dd
+     *
+     * @return String
+     */
+    public static String getDate() {
+        return dateTimeNow(YYYY_MM_DD);
+    }
+
+    public static final String getTime() {
+        return dateTimeNow(YYYY_MM_DD_HH_MM_SS);
+    }
+
+    public static final String dateTimeNow() {
+        return dateTimeNow(YYYYMMDDHHMMSS);
+    }
+
+    public static final String dateTimeNow(String format) {
+        return parseDateToStr(format, new Date());
+    }
+
+    public static final String dateTime(Date date) {
+        return parseDateToStr(YYYY_MM_DD, date);
+    }
+
+    public static final String parseDateToStr(String format, Date date) {
+        return new SimpleDateFormat(format).format(date);
+    }
+
+    public static final Date dateTime(String format, String ts) {
+        try {
+            return new SimpleDateFormat(format).parse(ts);
+        } catch (ParseException e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    /**
+     * 日期路径 即年/月/日 如2018/08/08
+     */
+    public static final String datePath() {
+        Date now = new Date();
+        return DateFormatUtils.format(now, "yyyy/MM/dd");
+    }
+
+    /**
+     * 日期路径 即年/月/日 如20180808
+     */
+    public static final String dateTime() {
+        Date now = new Date();
+        return DateFormatUtils.format(now, "yyyyMMdd");
+    }
+
+    /**
+     * 日期型字符串转化为日期 格式
+     */
+    public static Date parseDate(Object str) {
+        if (str == null) {
+            return null;
+        }
+        try {
+            return parseDate(str.toString(), parsePatterns);
+        } catch (ParseException e) {
+            return null;
+        }
+    }
+
+    /**
+     * 获取服务器启动时间
+     */
+    public static Date getServerStartDate() {
+        long time = ManagementFactory.getRuntimeMXBean().getStartTime();
+        return new Date(time);
+    }
+
+    /**
+     * 计算两个时间差
+     */
+    public static String getDatePoor(Date endDate, Date nowDate) {
+        long nd = 1000 * 24 * 60 * 60;
+        long nh = 1000 * 60 * 60;
+        long nm = 1000 * 60;
+        // long ns = 1000;
+        // 获得两个时间的毫秒时间差异
+        long diff = endDate.getTime() - nowDate.getTime();
+        // 计算差多少天
+        long day = diff / nd;
+        // 计算差多少小时
+        long hour = diff % nd / nh;
+        // 计算差多少分钟
+        long min = diff % nd % nh / nm;
+        // 计算差多少秒//输出结果
+        // long sec = diff % nd % nh % nm / ns;
+        return day + "天" + hour + "小时" + min + "分钟";
+    }
+
+    public static String getFirstDayOfWeek(String date) {
+        try {
+            SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd");
+            Calendar c = Calendar.getInstance();
+            c.setTime(df.parse(date));
+            if (c.get(Calendar.DAY_OF_WEEK) == 1) {
+                c.add(Calendar.DAY_OF_MONTH, -1);
+            }
+            c.add(Calendar.DATE, c.getFirstDayOfWeek() - c.get(Calendar.DAY_OF_WEEK) + 1);
+            return df.format(c.getTime());
+        } catch (Exception ex) {
+
+        }
+        return null;
+
+    }
+
+    public static String getLastDayOfWeek(String date) {
+        try {
+            SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd");
+            Calendar c = Calendar.getInstance();
+            c.setTime(df.parse(date));
+            if (c.get(Calendar.DAY_OF_WEEK) == 1) {
+                return date;
+            }
+            c.add(Calendar.DATE, 7 - c.get(Calendar.DAY_OF_WEEK) + 1);
+            return df.format(c.getTime());
+        } catch (Exception ex) {
+
+        }
+        return null;
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/DictUtils.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/DictUtils.java
new file mode 100644
index 0000000..d2ef57d
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/DictUtils.java
@@ -0,0 +1,183 @@
+package net.hzvtc.common.utils;
+
+import java.util.Collection;
+import java.util.List;
+import net.hzvtc.common.constant.Constants;
+import net.hzvtc.common.core.domain.entity.SysDictData;
+import net.hzvtc.common.core.redis.RedisCache;
+import net.hzvtc.common.utils.spring.SpringUtils;
+
+/**
+ * 字典工具类
+ * 
+ * @author admin
+ */
+public class DictUtils
+{
+    /**
+     * 分隔符
+     */
+    public static final String SEPARATOR = ",";
+
+    /**
+     * 设置字典缓存
+     * 
+     * @param key 参数键
+     * @param dictDatas 字典数据列表
+     */
+    public static void setDictCache(String key, List<SysDictData> dictDatas)
+    {
+        SpringUtils.getBean(RedisCache.class).setCacheObject(getCacheKey(key), dictDatas);
+    }
+
+    /**
+     * 获取字典缓存
+     * 
+     * @param key 参数键
+     * @return dictDatas 字典数据列表
+     */
+    public static List<SysDictData> getDictCache(String key)
+    {
+        Object cacheObj = SpringUtils.getBean(RedisCache.class).getCacheObject(getCacheKey(key));
+        if (StringUtils.isNotNull(cacheObj))
+        {
+            List<SysDictData> dictDatas = StringUtils.cast(cacheObj);
+            return dictDatas;
+        }
+        return null;
+    }
+
+    /**
+     * 根据字典类型和字典值获取字典标签
+     * 
+     * @param dictType 字典类型
+     * @param dictValue 字典值
+     * @return 字典标签
+     */
+    public static String getDictLabel(String dictType, String dictValue)
+    {
+        return getDictLabel(dictType, dictValue, SEPARATOR);
+    }
+
+    /**
+     * 根据字典类型和字典标签获取字典值
+     * 
+     * @param dictType 字典类型
+     * @param dictLabel 字典标签
+     * @return 字典值
+     */
+    public static String getDictValue(String dictType, String dictLabel)
+    {
+        return getDictValue(dictType, dictLabel, SEPARATOR);
+    }
+
+    /**
+     * 根据字典类型和字典值获取字典标签
+     * 
+     * @param dictType 字典类型
+     * @param dictValue 字典值
+     * @param separator 分隔符
+     * @return 字典标签
+     */
+    public static String getDictLabel(String dictType, String dictValue, String separator)
+    {
+        StringBuilder propertyString = new StringBuilder();
+        List<SysDictData> datas = getDictCache(dictType);
+
+        if (StringUtils.containsAny(separator, dictValue) && StringUtils.isNotEmpty(datas))
+        {
+            for (SysDictData dict : datas)
+            {
+                for (String value : dictValue.split(separator))
+                {
+                    if (value.equals(dict.getDictValue()))
+                    {
+                        propertyString.append(dict.getDictLabel() + separator);
+                        break;
+                    }
+                }
+            }
+        }
+        else
+        {
+            for (SysDictData dict : datas)
+            {
+                if (dictValue.equals(dict.getDictValue()))
+                {
+                    return dict.getDictLabel();
+                }
+            }
+        }
+        return StringUtils.stripEnd(propertyString.toString(), separator);
+    }
+
+    /**
+     * 根据字典类型和字典标签获取字典值
+     * 
+     * @param dictType 字典类型
+     * @param dictLabel 字典标签
+     * @param separator 分隔符
+     * @return 字典值
+     */
+    public static String getDictValue(String dictType, String dictLabel, String separator)
+    {
+        StringBuilder propertyString = new StringBuilder();
+        List<SysDictData> datas = getDictCache(dictType);
+
+        if (StringUtils.containsAny(separator, dictLabel) && StringUtils.isNotEmpty(datas))
+        {
+            for (SysDictData dict : datas)
+            {
+                for (String label : dictLabel.split(separator))
+                {
+                    if (label.equals(dict.getDictLabel()))
+                    {
+                        propertyString.append(dict.getDictValue() + separator);
+                        break;
+                    }
+                }
+            }
+        }
+        else
+        {
+            for (SysDictData dict : datas)
+            {
+                if (dictLabel.equals(dict.getDictLabel()))
+                {
+                    return dict.getDictValue();
+                }
+            }
+        }
+        return StringUtils.stripEnd(propertyString.toString(), separator);
+    }
+
+    /**
+     * 删除指定字典缓存
+     * 
+     * @param key 字典键
+     */
+    public static void removeDictCache(String key)
+    {
+        SpringUtils.getBean(RedisCache.class).deleteObject(getCacheKey(key));
+    }
+
+    /**
+     * 清空字典缓存
+     */
+    public static void clearDictCache()
+    {
+        Collection<String> keys = SpringUtils.getBean(RedisCache.class).keys(Constants.SYS_DICT_KEY + "*");
+        SpringUtils.getBean(RedisCache.class).deleteObject(keys);
+    }
+
+    /**
+     * 设置cache key
+     * 
+     * @param configKey 参数键
+     * @return 缓存键key
+     */
+    public static String getCacheKey(String configKey)
+    {
+        return Constants.SYS_DICT_KEY + configKey;
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/ExceptionUtil.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/ExceptionUtil.java
new file mode 100644
index 0000000..e50aa16
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/ExceptionUtil.java
@@ -0,0 +1,40 @@
+package net.hzvtc.common.utils;
+
+import java.io.PrintWriter;
+import java.io.StringWriter;
+import org.apache.commons.lang3.exception.ExceptionUtils;
+
+/**
+ * 错误信息处理类。
+ *
+ * @author admin
+ */
+public class ExceptionUtil
+{
+    /**
+     * 获取exception的详细错误信息。
+     */
+    public static String getExceptionMessage(Throwable e)
+    {
+        StringWriter sw = new StringWriter();
+        e.printStackTrace(new PrintWriter(sw, true));
+        String str = sw.toString();
+        return str;
+    }
+
+    public static String getRootErrorMessage(Exception e)
+    {
+        Throwable root = ExceptionUtils.getRootCause(e);
+        root = (root == null ? e : root);
+        if (root == null)
+        {
+            return "";
+        }
+        String msg = root.getMessage();
+        if (msg == null)
+        {
+            return "null";
+        }
+        return StringUtils.defaultString(msg);
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/LogUtils.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/LogUtils.java
new file mode 100644
index 0000000..f11aa4d
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/LogUtils.java
@@ -0,0 +1,18 @@
+package net.hzvtc.common.utils;
+
+/**
+ * 处理并记录日志文件
+ * 
+ * @author admin
+ */
+public class LogUtils
+{
+    public static String getBlock(Object msg)
+    {
+        if (msg == null)
+        {
+            msg = "";
+        }
+        return "[" + msg.toString() + "]";
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/MessageUtils.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/MessageUtils.java
new file mode 100644
index 0000000..4223028
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/MessageUtils.java
@@ -0,0 +1,26 @@
+package net.hzvtc.common.utils;
+
+import net.hzvtc.common.utils.spring.SpringUtils;
+import org.springframework.context.MessageSource;
+import org.springframework.context.i18n.LocaleContextHolder;
+
+/**
+ * 获取i18n资源文件
+ * 
+ * @author admin
+ */
+public class MessageUtils
+{
+    /**
+     * 根据消息键和参数 获取消息 委托给spring messageSource
+     *
+     * @param code 消息键
+     * @param args 参数
+     * @return 获取国际化翻译值
+     */
+    public static String message(String code, Object... args)
+    {
+        MessageSource messageSource = SpringUtils.getBean(MessageSource.class);
+        return messageSource.getMessage(code, args, LocaleContextHolder.getLocale());
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/PageUtils.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/PageUtils.java
new file mode 100644
index 0000000..84d30be
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/PageUtils.java
@@ -0,0 +1,38 @@
+package net.hzvtc.common.utils;
+
+import com.github.pagehelper.PageHelper;
+import net.hzvtc.common.core.page.PageDomain;
+import net.hzvtc.common.core.page.TableSupport;
+import net.hzvtc.common.utils.sql.SqlUtil;
+
+/**
+ * 分页工具类
+ *
+ * @author admin
+ */
+public class PageUtils extends PageHelper {
+    /**
+     * 设置请求分页数据
+     */
+    public static void startPage() {
+        PageDomain pageDomain = TableSupport.buildPageRequest();
+        Integer pageNum = pageDomain.getPageNum();
+        Integer pageSize = pageDomain.getPageSize();
+        if (StringUtils.isNotNull(pageNum) && StringUtils.isNotNull(pageSize)) {
+            String orderBy = SqlUtil.escapeOrderBySql(pageDomain.getOrderBy());
+            Boolean reasonable = pageDomain.getReasonable();
+            PageHelper.startPage(pageNum, pageSize, orderBy).setReasonable(reasonable);
+        }
+    }
+
+    public static void startPage(Integer pageNum, Integer pageSize) {
+        PageDomain pageDomain = TableSupport.buildPageRequest();
+//        Integer pageNum = pageDomain.getPageNum();
+//        Integer pageSize = pageDomain.getPageSize();
+        if (StringUtils.isNotNull(pageNum) && StringUtils.isNotNull(pageSize)) {
+            String orderBy = SqlUtil.escapeOrderBySql(pageDomain.getOrderBy());
+            Boolean reasonable = pageDomain.getReasonable();
+            PageHelper.startPage(pageNum, pageSize, orderBy).setReasonable(reasonable);
+        }
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/SecurityUtils.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/SecurityUtils.java
new file mode 100644
index 0000000..c1183b0
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/SecurityUtils.java
@@ -0,0 +1,99 @@
+package net.hzvtc.common.utils;
+
+import net.hzvtc.common.constant.HttpStatus;
+import net.hzvtc.common.core.domain.model.LoginUser;
+import net.hzvtc.common.exception.ServiceException;
+import org.springframework.security.core.Authentication;
+import org.springframework.security.core.context.SecurityContextHolder;
+import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
+
+/**
+ * 安全服务工具类
+ *
+ * @author admin
+ */
+public class SecurityUtils {
+    /**
+     * 用户ID
+     **/
+    public static Long getUserId() {
+        try {
+            return getLoginUser().getUserId();
+        } catch (Exception e) {
+            throw new ServiceException("获取用户ID异常", HttpStatus.UNAUTHORIZED);
+        }
+    }
+
+    /**
+     * 获取部门ID
+     **/
+    public static int getDeptId() {
+        try {
+            return getLoginUser().getDeptId();
+        } catch (Exception e) {
+            throw new ServiceException("获取部门ID异常", HttpStatus.UNAUTHORIZED);
+        }
+    }
+
+    /**
+     * 获取用户账户
+     **/
+    public static String getUsername() {
+        try {
+            return getLoginUser().getUsername();
+        } catch (Exception e) {
+            throw new ServiceException("获取用户账户异常", HttpStatus.UNAUTHORIZED);
+        }
+    }
+
+    /**
+     * 获取用户
+     **/
+    public static LoginUser getLoginUser() {
+        try {
+            return (LoginUser) getAuthentication().getPrincipal();
+        } catch (Exception e) {
+            throw new ServiceException("获取用户信息异常", HttpStatus.UNAUTHORIZED);
+        }
+    }
+
+    /**
+     * 获取Authentication
+     */
+    public static Authentication getAuthentication() {
+        return SecurityContextHolder.getContext().getAuthentication();
+    }
+
+    /**
+     * 生成BCryptPasswordEncoder密码
+     *
+     * @param password 密码
+     * @return 加密字符串
+     */
+    public static String encryptPassword(String password) {
+        BCryptPasswordEncoder passwordEncoder = new BCryptPasswordEncoder();
+        return passwordEncoder.encode(password);
+    }
+
+    /**
+     * 判断密码是否相同
+     *
+     * @param rawPassword     真实密码
+     * @param encodedPassword 加密后字符
+     * @return 结果
+     */
+    public static boolean matchesPassword(String rawPassword, String encodedPassword) {
+        BCryptPasswordEncoder passwordEncoder = new BCryptPasswordEncoder();
+        return passwordEncoder.matches(rawPassword, encodedPassword);
+    }
+
+    /**
+     * 是否为管理员
+     *
+     * @param userId 用户ID
+     * @return 结果
+     */
+    public static boolean isAdmin(Long userId) {
+        return userId != null && (userId <= 1L);
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/ServletUtils.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/ServletUtils.java
new file mode 100644
index 0000000..ddf7696
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/ServletUtils.java
@@ -0,0 +1,152 @@
+package net.hzvtc.common.utils;
+
+import java.io.IOException;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.servlet.http.HttpSession;
+import org.springframework.web.context.request.RequestAttributes;
+import org.springframework.web.context.request.RequestContextHolder;
+import org.springframework.web.context.request.ServletRequestAttributes;
+import net.hzvtc.common.core.text.Convert;
+
+/**
+ * 客户端工具类
+ * 
+ * @author admin
+ */
+public class ServletUtils
+{
+    /**
+     * 获取String参数
+     */
+    public static String getParameter(String name)
+    {
+        return getRequest().getParameter(name);
+    }
+
+    /**
+     * 获取String参数
+     */
+    public static String getParameter(String name, String defaultValue)
+    {
+        return Convert.toStr(getRequest().getParameter(name), defaultValue);
+    }
+
+    /**
+     * 获取Integer参数
+     */
+    public static Integer getParameterToInt(String name)
+    {
+        return Convert.toInt(getRequest().getParameter(name));
+    }
+
+    /**
+     * 获取Integer参数
+     */
+    public static Integer getParameterToInt(String name, Integer defaultValue)
+    {
+        return Convert.toInt(getRequest().getParameter(name), defaultValue);
+    }
+
+    /**
+     * 获取Boolean参数
+     */
+    public static Boolean getParameterToBool(String name)
+    {
+        return Convert.toBool(getRequest().getParameter(name));
+    }
+
+    /**
+     * 获取Boolean参数
+     */
+    public static Boolean getParameterToBool(String name, Boolean defaultValue)
+    {
+        return Convert.toBool(getRequest().getParameter(name), defaultValue);
+    }
+
+    /**
+     * 获取request
+     */
+    public static HttpServletRequest getRequest()
+    {
+        return getRequestAttributes().getRequest();
+    }
+
+    /**
+     * 获取response
+     */
+    public static HttpServletResponse getResponse()
+    {
+        return getRequestAttributes().getResponse();
+    }
+
+    /**
+     * 获取session
+     */
+    public static HttpSession getSession()
+    {
+        return getRequest().getSession();
+    }
+
+    public static ServletRequestAttributes getRequestAttributes()
+    {
+        RequestAttributes attributes = RequestContextHolder.getRequestAttributes();
+        return (ServletRequestAttributes) attributes;
+    }
+
+    /**
+     * 将字符串渲染到客户端
+     * 
+     * @param response 渲染对象
+     * @param string 待渲染的字符串
+     * @return null
+     */
+    public static String renderString(HttpServletResponse response, String string)
+    {
+        try
+        {
+            response.setStatus(200);
+            response.setContentType("application/json");
+            response.setCharacterEncoding("utf-8");
+            response.getWriter().print(string);
+        }
+        catch (IOException e)
+        {
+            e.printStackTrace();
+        }
+        return null;
+    }
+
+    /**
+     * 是否是Ajax异步请求
+     * 
+     * @param request
+     */
+    public static boolean isAjaxRequest(HttpServletRequest request)
+    {
+        String accept = request.getHeader("accept");
+        if (accept != null && accept.indexOf("application/json") != -1)
+        {
+            return true;
+        }
+
+        String xRequestedWith = request.getHeader("X-Requested-With");
+        if (xRequestedWith != null && xRequestedWith.indexOf("XMLHttpRequest") != -1)
+        {
+            return true;
+        }
+
+        String uri = request.getRequestURI();
+        if (StringUtils.inStringIgnoreCase(uri, ".json", ".xml"))
+        {
+            return true;
+        }
+
+        String ajax = request.getParameter("__ajax");
+        if (StringUtils.inStringIgnoreCase(ajax, "json", "xml"))
+        {
+            return true;
+        }
+        return false;
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/StringUtils.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/StringUtils.java
new file mode 100644
index 0000000..b410f9e
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/StringUtils.java
@@ -0,0 +1,495 @@
+package net.hzvtc.common.utils;
+
+import com.alibaba.fastjson.JSONObject;
+import net.hzvtc.common.constant.Constants;
+import net.hzvtc.common.core.text.StrFormatter;
+import org.springframework.util.AntPathMatcher;
+
+import java.util.*;
+
+/**
+ * 字符串工具类
+ *
+ * @author admin
+ */
+public class StringUtils extends org.apache.commons.lang3.StringUtils {
+    /**
+     * 空字符串
+     */
+    private static final String NULLSTR = "";
+
+    /**
+     * 下划线
+     */
+    private static final char SEPARATOR = '_';
+
+    /**
+     * 获取参数不为空值
+     *
+     * @param value defaultValue 要判断的value
+     * @return value 返回值
+     */
+    public static <T> T nvl(T value, T defaultValue) {
+        return value != null ? value : defaultValue;
+    }
+
+    /**
+     * * 判断一个Collection是否为空， 包含List，Set，Queue
+     *
+     * @param coll 要判断的Collection
+     * @return true：为空 false：非空
+     */
+    public static boolean isEmpty(Collection<?> coll) {
+        return isNull(coll) || coll.isEmpty();
+    }
+
+    /**
+     * * 判断一个Collection是否非空，包含List，Set，Queue
+     *
+     * @param coll 要判断的Collection
+     * @return true：非空 false：空
+     */
+    public static boolean isNotEmpty(Collection<?> coll) {
+        return !isEmpty(coll);
+    }
+
+    /**
+     * * 判断一个对象数组是否为空
+     *
+     * @param objects 要判断的对象数组
+     *                * @return true：为空 false：非空
+     */
+    public static boolean isEmpty(Object[] objects) {
+        return isNull(objects) || (objects.length == 0);
+    }
+
+    /**
+     * * 判断一个对象数组是否非空
+     *
+     * @param objects 要判断的对象数组
+     * @return true：非空 false：空
+     */
+    public static boolean isNotEmpty(Object[] objects) {
+        return !isEmpty(objects);
+    }
+
+    /**
+     * * 判断一个Map是否为空
+     *
+     * @param map 要判断的Map
+     * @return true：为空 false：非空
+     */
+    public static boolean isEmpty(Map<?, ?> map) {
+        return isNull(map) || map.isEmpty();
+    }
+
+    /**
+     * * 判断一个Map是否为空
+     *
+     * @param map 要判断的Map
+     * @return true：非空 false：空
+     */
+    public static boolean isNotEmpty(Map<?, ?> map) {
+        return !isEmpty(map);
+    }
+
+    /**
+     * * 判断一个字符串是否为空串
+     *
+     * @param str String
+     * @return true：为空 false：非空
+     */
+    public static boolean isEmpty(String str) {
+        return isNull(str) || NULLSTR.equals(str.trim());
+    }
+
+    /**
+     * * 判断一个字符串是否为非空串
+     *
+     * @param str String
+     * @return true：非空串 false：空串
+     */
+    public static boolean isNotEmpty(String str) {
+        return !isEmpty(str);
+    }
+
+    /**
+     * * 判断一个对象是否为空
+     *
+     * @param object Object
+     * @return true：为空 false：非空
+     */
+    public static boolean isNull(Object object) {
+        return object == null;
+    }
+
+    /**
+     * * 判断一个对象是否非空
+     *
+     * @param object Object
+     * @return true：非空 false：空
+     */
+    public static boolean isNotNull(Object object) {
+        return !isNull(object);
+    }
+
+    /**
+     * * 判断一个对象是否是数组类型（Java基本型别的数组）
+     *
+     * @param object 对象
+     * @return true：是数组 false：不是数组
+     */
+    public static boolean isArray(Object object) {
+        return isNotNull(object) && object.getClass().isArray();
+    }
+
+    /**
+     * 去空格
+     */
+    public static String trim(String str) {
+        return (str == null ? "" : str.trim());
+    }
+
+    /**
+     * 截取字符串
+     *
+     * @param str   字符串
+     * @param start 开始
+     * @return 结果
+     */
+    public static String substring(final String str, int start) {
+        if (str == null) {
+            return NULLSTR;
+        }
+
+        if (start < 0) {
+            start = str.length() + start;
+        }
+
+        if (start < 0) {
+            start = 0;
+        }
+        if (start > str.length()) {
+            return NULLSTR;
+        }
+
+        return str.substring(start);
+    }
+
+    /**
+     * 截取字符串
+     *
+     * @param str   字符串
+     * @param start 开始
+     * @param end   结束
+     * @return 结果
+     */
+    public static String substring(final String str, int start, int end) {
+        if (str == null) {
+            return NULLSTR;
+        }
+
+        if (end < 0) {
+            end = str.length() + end;
+        }
+        if (start < 0) {
+            start = str.length() + start;
+        }
+
+        if (end > str.length()) {
+            end = str.length();
+        }
+
+        if (start > end) {
+            return NULLSTR;
+        }
+
+        if (start < 0) {
+            start = 0;
+        }
+        if (end < 0) {
+            end = 0;
+        }
+
+        return str.substring(start, end);
+    }
+
+    /**
+     * 格式化文本, {} 表示占位符<br>
+     * 此方法只是简单将占位符 {} 按照顺序替换为参数<br>
+     * 如果想输出 {} 使用 \\转义 { 即可，如果想输出 {} 之前的 \ 使用双转义符 \\\\ 即可<br>
+     * 例：<br>
+     * 通常使用：format("this is {} for {}", "a", "b") -> this is a for b<br>
+     * 转义{}： format("this is \\{} for {}", "a", "b") -> this is \{} for a<br>
+     * 转义\： format("this is \\\\{} for {}", "a", "b") -> this is \a for b<br>
+     *
+     * @param template 文本模板，被替换的部分用 {} 表示
+     * @param params   参数值
+     * @return 格式化后的文本
+     */
+    public static String format(String template, Object... params) {
+        if (isEmpty(params) || isEmpty(template)) {
+            return template;
+        }
+        return StrFormatter.format(template, params);
+    }
+
+    /**
+     * 是否为http(s)://开头
+     *
+     * @param link 链接
+     * @return 结果
+     */
+    public static boolean ishttp(String link) {
+        return StringUtils.startsWithAny(link, Constants.HTTP, Constants.HTTPS);
+    }
+
+    /**
+     * 字符串转set
+     *
+     * @param str 字符串
+     * @param sep 分隔符
+     * @return set集合
+     */
+    public static final Set<String> str2Set(String str, String sep) {
+        return new HashSet<String>(str2List(str, sep, true, false));
+    }
+
+    /**
+     * 字符串转list
+     *
+     * @param str         字符串
+     * @param sep         分隔符
+     * @param filterBlank 过滤纯空白
+     * @param trim        去掉首尾空白
+     * @return list集合
+     */
+    public static final List<String> str2List(String str, String sep, boolean filterBlank, boolean trim) {
+        List<String> list = new ArrayList<String>();
+        if (StringUtils.isEmpty(str)) {
+            return list;
+        }
+
+        // 过滤空白字符串
+        if (filterBlank && StringUtils.isBlank(str)) {
+            return list;
+        }
+        String[] split = str.split(sep);
+        for (String string : split) {
+            if (filterBlank && StringUtils.isBlank(string)) {
+                continue;
+            }
+            if (trim) {
+                string = string.trim();
+            }
+            list.add(string);
+        }
+
+        return list;
+    }
+
+    /**
+     * 查找指定字符串是否包含指定字符串列表中的任意一个字符串同时串忽略大小写
+     *
+     * @param cs                  指定字符串
+     * @param searchCharSequences 需要检查的字符串数组
+     * @return 是否包含任意一个字符串
+     */
+    public static boolean containsAnyIgnoreCase(CharSequence cs, CharSequence... searchCharSequences) {
+        if (isEmpty(cs) || isEmpty(searchCharSequences)) {
+            return false;
+        }
+        for (CharSequence testStr : searchCharSequences) {
+            if (containsIgnoreCase(cs, testStr)) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    /**
+     * 驼峰转下划线命名
+     */
+    public static String toUnderScoreCase(String str) {
+        if (str == null) {
+            return null;
+        }
+        StringBuilder sb = new StringBuilder();
+        // 前置字符是否大写
+        boolean preCharIsUpperCase = true;
+        // 当前字符是否大写
+        boolean curreCharIsUpperCase = true;
+        // 下一字符是否大写
+        boolean nexteCharIsUpperCase = true;
+        for (int i = 0; i < str.length(); i++) {
+            char c = str.charAt(i);
+            if (i > 0) {
+                preCharIsUpperCase = Character.isUpperCase(str.charAt(i - 1));
+            } else {
+                preCharIsUpperCase = false;
+            }
+
+            curreCharIsUpperCase = Character.isUpperCase(c);
+
+            if (i < (str.length() - 1)) {
+                nexteCharIsUpperCase = Character.isUpperCase(str.charAt(i + 1));
+            }
+
+            if (preCharIsUpperCase && curreCharIsUpperCase && !nexteCharIsUpperCase) {
+                sb.append(SEPARATOR);
+            } else if ((i != 0 && !preCharIsUpperCase) && curreCharIsUpperCase) {
+                sb.append(SEPARATOR);
+            }
+            sb.append(Character.toLowerCase(c));
+        }
+
+        return sb.toString();
+    }
+
+    /**
+     * 是否包含字符串
+     *
+     * @param str  验证字符串
+     * @param strs 字符串组
+     * @return 包含返回true
+     */
+    public static boolean inStringIgnoreCase(String str, String... strs) {
+        if (str != null && strs != null) {
+            for (String s : strs) {
+                if (str.equalsIgnoreCase(trim(s))) {
+                    return true;
+                }
+            }
+        }
+        return false;
+    }
+
+    /**
+     * 将下划线大写方式命名的字符串转换为驼峰式。如果转换前的下划线大写方式命名的字符串为空，则返回空字符串。 例如：HELLO_WORLD->HelloWorld
+     *
+     * @param name 转换前的下划线大写方式命名的字符串
+     * @return 转换后的驼峰式命名的字符串
+     */
+    public static String convertToCamelCase(String name) {
+        StringBuilder result = new StringBuilder();
+        // 快速检查
+        if (name == null || name.isEmpty()) {
+            // 没必要转换
+            return "";
+        } else if (!name.contains("_")) {
+            // 不含下划线，仅将首字母大写
+            return name.substring(0, 1).toUpperCase() + name.substring(1);
+        }
+        // 用下划线将原始字符串分割
+        String[] camels = name.split("_");
+        for (String camel : camels) {
+            // 跳过原始字符串中开头、结尾的下换线或双重下划线
+            if (camel.isEmpty()) {
+                continue;
+            }
+            // 首字母大写
+            result.append(camel.substring(0, 1).toUpperCase());
+            result.append(camel.substring(1).toLowerCase());
+        }
+        return result.toString();
+    }
+
+    /**
+     * 驼峰式命名法 例如：user_name->userName
+     */
+    public static String toCamelCase(String s) {
+        if (s == null) {
+            return null;
+        }
+        s = s.toLowerCase();
+        StringBuilder sb = new StringBuilder(s.length());
+        boolean upperCase = false;
+        for (int i = 0; i < s.length(); i++) {
+            char c = s.charAt(i);
+
+            if (c == SEPARATOR) {
+                upperCase = true;
+            } else if (upperCase) {
+                sb.append(Character.toUpperCase(c));
+                upperCase = false;
+            } else {
+                sb.append(c);
+            }
+        }
+        return sb.toString();
+    }
+
+    /**
+     * 查找指定字符串是否匹配指定字符串列表中的任意一个字符串
+     *
+     * @param str  指定字符串
+     * @param strs 需要检查的字符串数组
+     * @return 是否匹配
+     */
+    public static boolean matches(String str, List<String> strs) {
+        if (isEmpty(str) || isEmpty(strs)) {
+            return false;
+        }
+        for (String pattern : strs) {
+            if (isMatch(pattern, str)) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    /**
+     * 判断url是否与规则配置:
+     * ? 表示单个字符;
+     * * 表示一层路径内的任意字符串，不可跨层级;
+     * ** 表示任意层路径;
+     *
+     * @param pattern 匹配规则
+     * @param url     需要匹配的url
+     * @return
+     */
+    public static boolean isMatch(String pattern, String url) {
+        AntPathMatcher matcher = new AntPathMatcher();
+        return matcher.match(pattern, url);
+    }
+
+    @SuppressWarnings("unchecked")
+    public static <T> T cast(Object obj) {
+        return (T) obj;
+    }
+
+    public static JSONObject parseWGS84Coordinate(String str) {
+        if (str == null) {
+            return null;
+        }
+        String[] parts = str.split(",");
+        if (parts.length != 5) {
+            return null;
+        }
+        JSONObject data = new JSONObject();
+        double longitude = convertDmToDd(Double.parseDouble(parts[0]));
+        char longitudeDir = parts[1].charAt(0);
+        if (longitudeDir == 'W') {
+            longitude = -longitude;
+        }
+        data.put("longitude", longitude);
+        // 解析纬度（度分格式）
+        double latitude = convertDmToDd(Double.parseDouble(parts[2]));
+        char latitudeDir = parts[3].charAt(0);
+        if (latitudeDir == 'S') {
+            latitude = -latitude;
+        }
+        data.put("latitude", latitude);
+        // 解析海拔
+        double altitude = Double.parseDouble(parts[4]);
+        data.put("altitude", altitude);
+        return data;
+    }
+
+    //转换成WGS84坐标
+    private static double convertDmToDd(double dm) {
+        int degrees = (int) (dm / 100);
+        double minutes = dm - degrees * 100;
+        return degrees + minutes / 60;
+    }
+}
\ No newline at end of file
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/Threads.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/Threads.java
new file mode 100644
index 0000000..cc85def
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/Threads.java
@@ -0,0 +1,99 @@
+package net.hzvtc.common.utils;
+
+import java.util.concurrent.CancellationException;
+import java.util.concurrent.ExecutionException;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Future;
+import java.util.concurrent.TimeUnit;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * 线程相关工具类.
+ * 
+ * @author admin
+ */
+public class Threads
+{
+    private static final Logger logger = LoggerFactory.getLogger(Threads.class);
+
+    /**
+     * sleep等待,单位为毫秒
+     */
+    public static void sleep(long milliseconds)
+    {
+        try
+        {
+            Thread.sleep(milliseconds);
+        }
+        catch (InterruptedException e)
+        {
+            return;
+        }
+    }
+
+    /**
+     * 停止线程池
+     * 先使用shutdown, 停止接收新任务并尝试完成所有已存在任务.
+     * 如果超时, 则调用shutdownNow, 取消在workQueue中Pending的任务,并中断所有阻塞函数.
+     * 如果仍然超時，則強制退出.
+     * 另对在shutdown时线程本身被调用中断做了处理.
+     */
+    public static void shutdownAndAwaitTermination(ExecutorService pool)
+    {
+        if (pool != null && !pool.isShutdown())
+        {
+            pool.shutdown();
+            try
+            {
+                if (!pool.awaitTermination(120, TimeUnit.SECONDS))
+                {
+                    pool.shutdownNow();
+                    if (!pool.awaitTermination(120, TimeUnit.SECONDS))
+                    {
+                        logger.info("Pool did not terminate");
+                    }
+                }
+            }
+            catch (InterruptedException ie)
+            {
+                pool.shutdownNow();
+                Thread.currentThread().interrupt();
+            }
+        }
+    }
+
+    /**
+     * 打印线程异常信息
+     */
+    public static void printException(Runnable r, Throwable t)
+    {
+        if (t == null && r instanceof Future<?>)
+        {
+            try
+            {
+                Future<?> future = (Future<?>) r;
+                if (future.isDone())
+                {
+                    future.get();
+                }
+            }
+            catch (CancellationException ce)
+            {
+                t = ce;
+            }
+            catch (ExecutionException ee)
+            {
+                t = ee.getCause();
+            }
+            catch (InterruptedException ie)
+            {
+                Thread.currentThread().interrupt();
+            }
+        }
+        if (t != null)
+        {
+            logger.error(t.getMessage(), t);
+        }
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/VerifyCodeUtils.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/VerifyCodeUtils.java
new file mode 100644
index 0000000..39bdaf9
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/VerifyCodeUtils.java
@@ -0,0 +1,228 @@
+package net.hzvtc.common.utils;
+
+import java.awt.Color;
+import java.awt.Font;
+import java.awt.Graphics;
+import java.awt.Graphics2D;
+import java.awt.RenderingHints;
+import java.awt.geom.AffineTransform;
+import java.awt.image.BufferedImage;
+import java.io.IOException;
+import java.io.OutputStream;
+import java.security.SecureRandom;
+import java.util.Arrays;
+import java.util.Random;
+import javax.imageio.ImageIO;
+
+/**
+ * 验证码工具类
+ * 
+ * @author admin
+ */
+public class VerifyCodeUtils
+{
+    // 使用到Algerian字体，系统里没有的话需要安装字体，字体只显示大写，去掉了1,0,i,o几个容易混淆的字符
+    public static final String VERIFY_CODES = "123456789ABCDEFGHJKLMNPQRSTUVWXYZ";
+
+    private static Random random = new SecureRandom();
+
+    /**
+     * 使用系统默认字符源生成验证码
+     * 
+     * @param verifySize 验证码长度
+     * @return
+     */
+    public static String generateVerifyCode(int verifySize)
+    {
+        return generateVerifyCode(verifySize, VERIFY_CODES);
+    }
+
+    /**
+     * 使用指定源生成验证码
+     * 
+     * @param verifySize 验证码长度
+     * @param sources 验证码字符源
+     * @return
+     */
+    public static String generateVerifyCode(int verifySize, String sources)
+    {
+        if (sources == null || sources.length() == 0)
+        {
+            sources = VERIFY_CODES;
+        }
+        int codesLen = sources.length();
+        Random rand = new Random(System.currentTimeMillis());
+        StringBuilder verifyCode = new StringBuilder(verifySize);
+        for (int i = 0; i < verifySize; i++)
+        {
+            verifyCode.append(sources.charAt(rand.nextInt(codesLen - 1)));
+        }
+        return verifyCode.toString();
+    }
+
+    /**
+     * 输出指定验证码图片流
+     * 
+     * @param w
+     * @param h
+     * @param os
+     * @param code
+     * @throws IOException
+     */
+    public static void outputImage(int w, int h, OutputStream os, String code) throws IOException
+    {
+        int verifySize = code.length();
+        BufferedImage image = new BufferedImage(w, h, BufferedImage.TYPE_INT_RGB);
+        Random rand = new Random();
+        Graphics2D g2 = image.createGraphics();
+        g2.setRenderingHint(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON);
+        Color[] colors = new Color[5];
+        Color[] colorSpaces = new Color[] { Color.WHITE, Color.CYAN, Color.GRAY, Color.LIGHT_GRAY, Color.MAGENTA,
+                Color.ORANGE, Color.PINK, Color.YELLOW };
+        float[] fractions = new float[colors.length];
+        for (int i = 0; i < colors.length; i++)
+        {
+            colors[i] = colorSpaces[rand.nextInt(colorSpaces.length)];
+            fractions[i] = rand.nextFloat();
+        }
+        Arrays.sort(fractions);
+
+        g2.setColor(Color.GRAY);// 设置边框色
+        g2.fillRect(0, 0, w, h);
+
+        Color c = getRandColor(200, 250);
+        g2.setColor(c);// 设置背景色
+        g2.fillRect(0, 2, w, h - 4);
+
+        // 绘制干扰线
+        Random random = new Random();
+        g2.setColor(getRandColor(160, 200));// 设置线条的颜色
+        for (int i = 0; i < 20; i++)
+        {
+            int x = random.nextInt(w - 1);
+            int y = random.nextInt(h - 1);
+            int xl = random.nextInt(6) + 1;
+            int yl = random.nextInt(12) + 1;
+            g2.drawLine(x, y, x + xl + 40, y + yl + 20);
+        }
+
+        // 添加噪点
+        float yawpRate = 0.05f;// 噪声率
+        int area = (int) (yawpRate * w * h);
+        for (int i = 0; i < area; i++)
+        {
+            int x = random.nextInt(w);
+            int y = random.nextInt(h);
+            int rgb = getRandomIntColor();
+            image.setRGB(x, y, rgb);
+        }
+
+        shear(g2, w, h, c);// 使图片扭曲
+
+        g2.setColor(getRandColor(100, 160));
+        int fontSize = h - 4;
+        Font font = new Font("Algerian", Font.ITALIC, fontSize);
+        g2.setFont(font);
+        char[] chars = code.toCharArray();
+        for (int i = 0; i < verifySize; i++)
+        {
+            AffineTransform affine = new AffineTransform();
+            affine.setToRotation(Math.PI / 4 * rand.nextDouble() * (rand.nextBoolean() ? 1 : -1),
+                    (w / verifySize) * i + fontSize / 2, h / 2);
+            g2.setTransform(affine);
+            g2.drawChars(chars, i, 1, ((w - 10) / verifySize) * i + 5, h / 2 + fontSize / 2 - 10);
+        }
+
+        g2.dispose();
+        ImageIO.write(image, "jpg", os);
+    }
+
+    private static Color getRandColor(int fc, int bc)
+    {
+        if (fc > 255) {
+            fc = 255;
+        }
+        if (bc > 255) {
+            bc = 255;
+        }
+        int r = fc + random.nextInt(bc - fc);
+        int g = fc + random.nextInt(bc - fc);
+        int b = fc + random.nextInt(bc - fc);
+        return new Color(r, g, b);
+    }
+
+    private static int getRandomIntColor()
+    {
+        int[] rgb = getRandomRgb();
+        int color = 0;
+        for (int c : rgb)
+        {
+            color = color << 8;
+            color = color | c;
+        }
+        return color;
+    }
+
+    private static int[] getRandomRgb()
+    {
+        int[] rgb = new int[3];
+        for (int i = 0; i < 3; i++)
+        {
+            rgb[i] = random.nextInt(255);
+        }
+        return rgb;
+    }
+
+    private static void shear(Graphics g, int w1, int h1, Color color)
+    {
+        shearX(g, w1, h1, color);
+        shearY(g, w1, h1, color);
+    }
+
+    private static void shearX(Graphics g, int w1, int h1, Color color)
+    {
+
+        int period = random.nextInt(2);
+
+        boolean borderGap = true;
+        int frames = 1;
+        int phase = random.nextInt(2);
+
+        for (int i = 0; i < h1; i++)
+        {
+            double d = (double) (period >> 1)
+                    * Math.sin((double) i / (double) period + (6.2831853071795862D * (double) phase) / (double) frames);
+            g.copyArea(0, i, w1, 1, (int) d, 0);
+            if (borderGap)
+            {
+                g.setColor(color);
+                g.drawLine((int) d, i, 0, i);
+                g.drawLine((int) d + w1, i, w1, i);
+            }
+        }
+
+    }
+
+    private static void shearY(Graphics g, int w1, int h1, Color color)
+    {
+
+        int period = random.nextInt(40) + 10; // 50;
+
+        boolean borderGap = true;
+        int frames = 20;
+        int phase = 7;
+        for (int i = 0; i < w1; i++)
+        {
+            double d = (double) (period >> 1)
+                    * Math.sin((double) i / (double) period + (6.2831853071795862D * (double) phase) / (double) frames);
+            g.copyArea(i, 0, 1, h1, 0, (int) d);
+            if (borderGap)
+            {
+                g.setColor(color);
+                g.drawLine(i, (int) d, i, 0);
+                g.drawLine(i, (int) d + h1, i, h1);
+            }
+
+        }
+    }
+}
\ No newline at end of file
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/bean/BeanUtils.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/bean/BeanUtils.java
new file mode 100644
index 0000000..7ca5d3b
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/bean/BeanUtils.java
@@ -0,0 +1,110 @@
+package net.hzvtc.common.utils.bean;
+
+import java.lang.reflect.Method;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+/**
+ * Bean 工具类
+ * 
+ * @author admin
+ */
+public class BeanUtils extends org.springframework.beans.BeanUtils
+{
+    /** Bean方法名中属性名开始的下标 */
+    private static final int BEAN_METHOD_PROP_INDEX = 3;
+
+    /** * 匹配getter方法的正则表达式 */
+    private static final Pattern GET_PATTERN = Pattern.compile("get(\\p{javaUpperCase}\\w*)");
+
+    /** * 匹配setter方法的正则表达式 */
+    private static final Pattern SET_PATTERN = Pattern.compile("set(\\p{javaUpperCase}\\w*)");
+
+    /**
+     * Bean属性复制工具方法。
+     * 
+     * @param dest 目标对象
+     * @param src 源对象
+     */
+    public static void copyBeanProp(Object dest, Object src)
+    {
+        try
+        {
+            copyProperties(src, dest);
+        }
+        catch (Exception e)
+        {
+            e.printStackTrace();
+        }
+    }
+
+    /**
+     * 获取对象的setter方法。
+     * 
+     * @param obj 对象
+     * @return 对象的setter方法列表
+     */
+    public static List<Method> getSetterMethods(Object obj)
+    {
+        // setter方法列表
+        List<Method> setterMethods = new ArrayList<Method>();
+
+        // 获取所有方法
+        Method[] methods = obj.getClass().getMethods();
+
+        // 查找setter方法
+
+        for (Method method : methods)
+        {
+            Matcher m = SET_PATTERN.matcher(method.getName());
+            if (m.matches() && (method.getParameterTypes().length == 1))
+            {
+                setterMethods.add(method);
+            }
+        }
+        // 返回setter方法列表
+        return setterMethods;
+    }
+
+    /**
+     * 获取对象的getter方法。
+     * 
+     * @param obj 对象
+     * @return 对象的getter方法列表
+     */
+
+    public static List<Method> getGetterMethods(Object obj)
+    {
+        // getter方法列表
+        List<Method> getterMethods = new ArrayList<Method>();
+        // 获取所有方法
+        Method[] methods = obj.getClass().getMethods();
+        // 查找getter方法
+        for (Method method : methods)
+        {
+            Matcher m = GET_PATTERN.matcher(method.getName());
+            if (m.matches() && (method.getParameterTypes().length == 0))
+            {
+                getterMethods.add(method);
+            }
+        }
+        // 返回getter方法列表
+        return getterMethods;
+    }
+
+    /**
+     * 检查Bean方法名中的属性名是否相等。<br>
+     * 如getName()和setName()属性名一样，getName()和setAge()属性名不一样。
+     * 
+     * @param m1 方法名1
+     * @param m2 方法名2
+     * @return 属性名一样返回true，否则返回false
+     */
+
+    public static boolean isMethodPropEquals(String m1, String m2)
+    {
+        return m1.substring(BEAN_METHOD_PROP_INDEX).equals(m2.substring(BEAN_METHOD_PROP_INDEX));
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/bean/BeanValidators.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/bean/BeanValidators.java
new file mode 100644
index 0000000..c2f56a6
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/bean/BeanValidators.java
@@ -0,0 +1,20 @@
+package net.hzvtc.common.utils.bean;
+
+import javax.validation.ConstraintViolation;
+import javax.validation.ConstraintViolationException;
+import javax.validation.Validator;
+import java.util.Set;
+
+/**
+ * bean对象属性验证
+ *
+ * @author admin
+ */
+public class BeanValidators {
+    public static void validateWithException(Validator validator, Object object, Class<?>... groups) throws ConstraintViolationException {
+        Set<ConstraintViolation<Object>> constraintViolations = validator.validate(object, groups);
+        if (!constraintViolations.isEmpty()) {
+            throw new ConstraintViolationException(constraintViolations);
+        }
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/file/FileTypeUtils.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/file/FileTypeUtils.java
new file mode 100644
index 0000000..21cb0f8
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/file/FileTypeUtils.java
@@ -0,0 +1,76 @@
+package net.hzvtc.common.utils.file;
+
+import java.io.File;
+import org.apache.commons.lang3.StringUtils;
+
+/**
+ * 文件类型工具类
+ *
+ * @author admin
+ */
+public class FileTypeUtils
+{
+    /**
+     * 获取文件类型
+     * <p>
+     * 例如: .txt, 返回: txt
+     * 
+     * @param file 文件名
+     * @return 后缀（不含".")
+     */
+    public static String getFileType(File file)
+    {
+        if (null == file)
+        {
+            return StringUtils.EMPTY;
+        }
+        return getFileType(file.getName());
+    }
+
+    /**
+     * 获取文件类型
+     * <p>
+     * 例如: .txt, 返回: txt
+     *
+     * @param fileName 文件名
+     * @return 后缀（不含".")
+     */
+    public static String getFileType(String fileName)
+    {
+        int separatorIndex = fileName.lastIndexOf(".");
+        if (separatorIndex < 0)
+        {
+            return "";
+        }
+        return fileName.substring(separatorIndex + 1).toLowerCase();
+    }
+
+    /**
+     * 获取文件类型
+     * 
+     * @param photoByte 文件字节码
+     * @return 后缀（不含".")
+     */
+    public static String getFileExtendName(byte[] photoByte)
+    {
+        String strFileExtendName = "JPG";
+        if ((photoByte[0] == 71) && (photoByte[1] == 73) && (photoByte[2] == 70) && (photoByte[3] == 56)
+                && ((photoByte[4] == 55) || (photoByte[4] == 57)) && (photoByte[5] == 97))
+        {
+            strFileExtendName = "GIF";
+        }
+        else if ((photoByte[6] == 74) && (photoByte[7] == 70) && (photoByte[8] == 73) && (photoByte[9] == 70))
+        {
+            strFileExtendName = "JPG";
+        }
+        else if ((photoByte[0] == 66) && (photoByte[1] == 77))
+        {
+            strFileExtendName = "BMP";
+        }
+        else if ((photoByte[1] == 80) && (photoByte[2] == 78) && (photoByte[3] == 71))
+        {
+            strFileExtendName = "PNG";
+        }
+        return strFileExtendName;
+    }
+}
\ No newline at end of file
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/file/FileUploadUtils.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/file/FileUploadUtils.java
new file mode 100644
index 0000000..4b1e8a8
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/file/FileUploadUtils.java
@@ -0,0 +1,241 @@
+package net.hzvtc.common.utils.file;
+
+import net.hzvtc.common.config.AiBirdSysConfig;
+import net.hzvtc.common.constant.Constants;
+import net.hzvtc.common.exception.file.FileNameLengthLimitExceededException;
+import net.hzvtc.common.exception.file.FileSizeLimitExceededException;
+import net.hzvtc.common.exception.file.InvalidExtensionException;
+import net.hzvtc.common.utils.DateUtils;
+import net.hzvtc.common.utils.StringUtils;
+import net.hzvtc.common.utils.uuid.IdUtils;
+import org.apache.commons.io.FileUtils;
+import org.apache.commons.io.FilenameUtils;
+import org.springframework.web.multipart.MultipartFile;
+
+import java.io.File;
+import java.io.IOException;
+
+/**
+ * 文件上传工具类
+ *
+ * @author admin
+ */
+public class FileUploadUtils {
+    /**
+     * 默认大小 50M
+     */
+    public static final long DEFAULT_MAX_SIZE = 50 * 1024 * 1024;
+
+    /**
+     * 默认的文件名最大长度 100
+     */
+    public static final int DEFAULT_FILE_NAME_LENGTH = 256;
+
+    /**
+     * 默认上传的地址
+     */
+    private static String defaultBaseDir = AiBirdSysConfig.getProfile();
+
+    private static String birdMediaPath = AiBirdSysConfig.getBirdMediaPath();
+
+    public static String getBirdMediaPath() {
+        return birdMediaPath;
+    }
+
+
+    public static String getDefaultBaseDir() {
+        return defaultBaseDir;
+    }
+
+    public static void setDefaultBaseDir(String defaultBaseDir) {
+        FileUploadUtils.defaultBaseDir = defaultBaseDir;
+    }
+
+    /**
+     * 以默认配置进行文件上传
+     *
+     * @param file 上传的文件
+     * @return 文件名称
+     * @throws Exception
+     */
+    public static final String upload(MultipartFile file) throws IOException {
+        try {
+            return upload(getDefaultBaseDir(), file, MimeTypeUtils.DEFAULT_ALLOWED_EXTENSION);
+        } catch (Exception e) {
+            throw new IOException(e.getMessage(), e);
+        }
+    }
+
+    /**
+     * 根据文件路径上传
+     *
+     * @param baseDir 相对应用的基目录
+     * @param file    上传的文件
+     * @return 文件名称
+     * @throws IOException
+     */
+    public static final String upload(String baseDir, MultipartFile file) throws IOException {
+        try {
+            return upload(baseDir, file, MimeTypeUtils.DEFAULT_ALLOWED_EXTENSION);
+        } catch (Exception e) {
+            e.printStackTrace();
+            throw new IOException(e.getMessage(), e);
+        }
+    }
+
+    public static final String uploadFromMobile(String baseDir, MultipartFile file) throws IOException {
+        try {
+            return uploadFromMobile(baseDir, file, MimeTypeUtils.DEFAULT_ALLOWED_EXTENSION);
+        } catch (Exception e) {
+            e.printStackTrace();
+            throw new IOException(e.getMessage(), e);
+        }
+    }
+
+    public static final String uploadFromMobile(String baseDir, MultipartFile file, String[] allowedExtension)
+            throws FileSizeLimitExceededException, IOException, FileNameLengthLimitExceededException,
+            InvalidExtensionException {
+        assertAllowed(file, allowedExtension);
+        String fileName = extractFilename(file);
+        File desc = getAbsoluteFile(baseDir, fileName);
+
+        FileUtils.copyInputStreamToFile(file.getInputStream(), desc);
+        String pathFileName = getPathFileName(baseDir, fileName);
+        return pathFileName;
+    }
+
+
+    /**
+     * 文件上传
+     *
+     * @param baseDir          相对应用的基目录
+     * @param file             上传的文件
+     * @param allowedExtension 上传文件类型
+     * @return 返回上传成功的文件名
+     * @throws FileSizeLimitExceededException       如果超出最大大小
+     * @throws FileNameLengthLimitExceededException 文件名太长
+     * @throws IOException                          比如读写文件出错时
+     * @throws InvalidExtensionException            文件校验异常
+     */
+    public static final String upload(String baseDir, MultipartFile file, String[] allowedExtension)
+            throws FileSizeLimitExceededException, IOException, FileNameLengthLimitExceededException,
+            InvalidExtensionException {
+        int fileNamelength = file.getOriginalFilename().length();
+        if (fileNamelength > FileUploadUtils.DEFAULT_FILE_NAME_LENGTH) {
+            throw new FileNameLengthLimitExceededException(FileUploadUtils.DEFAULT_FILE_NAME_LENGTH);
+        }
+
+        assertAllowed(file, allowedExtension);
+
+        String fileName = extractFilename(file);
+
+        File desc = getAbsoluteFile(baseDir, fileName);
+        file.transferTo(desc);
+
+        String pathFileName = getPathFileName(baseDir, fileName);
+        return pathFileName;
+    }
+
+    /**
+     * 编码文件名
+     */
+    public static final String extractFilename(MultipartFile file) {
+        String fileName = file.getOriginalFilename();
+        String extension = getExtension(file);
+        fileName = DateUtils.datePath() + "/" + IdUtils.fastUUID() + "." + extension;
+        return fileName;
+    }
+
+    public static final File getAbsoluteFile(String uploadDir, String fileName) throws IOException {
+        File desc = new File(uploadDir + File.separator + fileName);
+
+        if (!desc.exists()) {
+            if (!desc.getParentFile().exists()) {
+                desc.getParentFile().mkdirs();
+            }
+        }
+        return desc;
+    }
+
+    public static final String getPathFileName(String uploadDir, String fileName) throws IOException {
+//        System.out.println("===========uploadDir===========" + AiBirdSysConfig.getProfile());
+        int dirLastIndex = AiBirdSysConfig.getProfile().length() + 1;
+//        System.out.println("===========uploadDir===========" + uploadDir);
+        String currentDir = StringUtils.substring(uploadDir, dirLastIndex);
+//        System.out.println("===========currentDir===========" + currentDir);
+        String pathFileName = Constants.RESOURCE_PREFIX + "/" + currentDir + "/" + fileName;
+        return pathFileName;
+    }
+
+    /**
+     * 文件大小校验
+     *
+     * @param file 上传的文件
+     * @return
+     * @throws FileSizeLimitExceededException 如果超出最大大小
+     * @throws InvalidExtensionException
+     */
+    public static final void assertAllowed(MultipartFile file, String[] allowedExtension)
+            throws FileSizeLimitExceededException, InvalidExtensionException {
+        long size = file.getSize();
+        if (DEFAULT_MAX_SIZE != -1 && size > DEFAULT_MAX_SIZE) {
+            throw new FileSizeLimitExceededException(DEFAULT_MAX_SIZE / 1024 / 1024);
+        }
+
+        String fileName = file.getOriginalFilename();
+        String extension = getExtension(file);
+        if (allowedExtension != null && !isAllowedExtension(extension, allowedExtension)) {
+            if (allowedExtension == MimeTypeUtils.IMAGE_EXTENSION) {
+                throw new InvalidExtensionException.InvalidImageExtensionException(allowedExtension, extension,
+                        fileName);
+            } else if (allowedExtension == MimeTypeUtils.FLASH_EXTENSION) {
+                throw new InvalidExtensionException.InvalidFlashExtensionException(allowedExtension, extension,
+                        fileName);
+            } else if (allowedExtension == MimeTypeUtils.MEDIA_EXTENSION) {
+                throw new InvalidExtensionException.InvalidMediaExtensionException(allowedExtension, extension,
+                        fileName);
+            } else if (allowedExtension == MimeTypeUtils.VIDEO_EXTENSION) {
+                throw new InvalidExtensionException.InvalidVideoExtensionException(allowedExtension, extension,
+                        fileName);
+            } else {
+                throw new InvalidExtensionException(allowedExtension, extension, fileName);
+            }
+        }
+
+    }
+
+    /**
+     * 判断MIME类型是否是允许的MIME类型
+     *
+     * @param extension
+     * @param allowedExtension
+     * @return
+     */
+    public static final boolean isAllowedExtension(String extension, String[] allowedExtension) {
+        for (String str : allowedExtension) {
+            if (str.equalsIgnoreCase(extension)) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    public static final String getOriginalFileName(MultipartFile file) {
+        String filename = FilenameUtils.getBaseName(file.getOriginalFilename());
+        return filename;
+    }
+
+    /**
+     * 获取文件名的后缀
+     *
+     * @param file 表单文件
+     * @return 后缀名
+     */
+    public static final String getExtension(MultipartFile file) {
+        String extension = FilenameUtils.getExtension(file.getOriginalFilename());
+        if (StringUtils.isEmpty(extension)) {
+            extension = MimeTypeUtils.getExtension(file.getContentType());
+        }
+        return extension;
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/file/FileUtils.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/file/FileUtils.java
new file mode 100644
index 0000000..8a925a9
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/file/FileUtils.java
@@ -0,0 +1,216 @@
+package net.hzvtc.common.utils.file;
+
+import net.hzvtc.common.config.AiBirdSysConfig;
+import net.hzvtc.common.utils.DateUtils;
+import net.hzvtc.common.utils.StringUtils;
+import net.hzvtc.common.utils.uuid.IdUtils;
+import org.apache.commons.io.IOUtils;
+import org.apache.commons.lang3.ArrayUtils;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import java.io.*;
+import java.net.URLEncoder;
+import java.nio.charset.StandardCharsets;
+
+/**
+ * 文件处理工具类
+ *
+ * @author admin
+ */
+public class FileUtils {
+    public static String FILENAME_PATTERN = "[a-zA-Z0-9_\\-\\|\\.\\u4e00-\\u9fa5]+";
+
+    /**
+     * 输出指定文件的byte数组
+     *
+     * @param filePath 文件路径
+     * @param os       输出流
+     * @return
+     */
+    public static void writeBytes(String filePath, OutputStream os) throws IOException {
+        FileInputStream fis = null;
+        try {
+            File file = new File(filePath);
+            if (!file.exists()) {
+                throw new FileNotFoundException(filePath);
+            }
+            fis = new FileInputStream(file);
+            byte[] b = new byte[1024];
+            int length;
+            while ((length = fis.read(b)) > 0) {
+                os.write(b, 0, length);
+            }
+        } catch (IOException e) {
+            throw e;
+        } finally {
+            IOUtils.close(os);
+            IOUtils.close(fis);
+        }
+    }
+
+    /**
+     * 写数据到文件中
+     *
+     * @param data 数据
+     * @return 目标文件
+     * @throws IOException IO异常
+     */
+    public static String writeImportBytes(byte[] data) throws IOException {
+        return writeBytes(data, AiBirdSysConfig.getImportPath());
+    }
+
+    /**
+     * 写数据到文件中
+     *
+     * @param data      数据
+     * @param uploadDir 目标文件
+     * @return 目标文件
+     * @throws IOException IO异常
+     */
+    public static String writeBytes(byte[] data, String uploadDir) throws IOException {
+        FileOutputStream fos = null;
+        String pathName = "";
+        try {
+            String extension = getFileExtendName(data);
+            pathName = DateUtils.datePath() + "/" + IdUtils.fastUUID() + "." + extension;
+            File file = FileUploadUtils.getAbsoluteFile(uploadDir, pathName);
+            fos = new FileOutputStream(file);
+            fos.write(data);
+        } finally {
+            IOUtils.close(fos);
+        }
+        return FileUploadUtils.getPathFileName(uploadDir, pathName);
+    }
+
+    /**
+     * 删除文件
+     *
+     * @param filePath 文件
+     * @return
+     */
+    public static boolean deleteFile(String filePath) {
+        boolean flag = false;
+        File file = new File(filePath);
+        // 路径为文件且不为空则进行删除
+        if (file.isFile() && file.exists()) {
+            file.delete();
+            flag = true;
+        }
+        return flag;
+    }
+
+    /**
+     * 文件名称验证
+     *
+     * @param filename 文件名称
+     * @return true 正常 false 非法
+     */
+    public static boolean isValidFilename(String filename) {
+        return filename.matches(FILENAME_PATTERN);
+    }
+
+    /**
+     * 检查文件是否可下载
+     *
+     * @param resource 需要下载的文件
+     * @return true 正常 false 非法
+     */
+    public static boolean checkAllowDownload(String resource) {
+        // 禁止目录上跳级别
+        if (StringUtils.contains(resource, "..")) {
+            return false;
+        }
+
+        // 检查允许下载的文件规则
+        if (ArrayUtils.contains(MimeTypeUtils.DEFAULT_ALLOWED_EXTENSION, FileTypeUtils.getFileType(resource))) {
+            return true;
+        }
+
+        // 不在允许下载的文件规则
+        return false;
+    }
+
+    /**
+     * 下载文件名重新编码
+     *
+     * @param request  请求对象
+     * @param fileName 文件名
+     * @return 编码后的文件名
+     */
+    public static String setFileDownloadHeader(HttpServletRequest request, String fileName) throws UnsupportedEncodingException {
+        String agent = request.getHeader("USER-AGENT");
+        String filename = fileName;
+        if (agent.contains("MSIE")) {
+            // IE浏览器
+            filename = URLEncoder.encode(filename, "utf-8");
+            filename = filename.replace("+", " ");
+        } else if (agent.contains("Firefox")) {
+            // 火狐浏览器
+            filename = new String(fileName.getBytes(), "ISO8859-1");
+        } else if (agent.contains("Chrome")) {
+            // google浏览器
+            filename = URLEncoder.encode(filename, "utf-8");
+        } else {
+            // 其它浏览器
+            filename = URLEncoder.encode(filename, "utf-8");
+        }
+        return filename;
+    }
+
+    /**
+     * 下载文件名重新编码
+     *
+     * @param response     响应对象
+     * @param realFileName 真实文件名
+     * @return
+     */
+    public static void setAttachmentResponseHeader(HttpServletResponse response, String realFileName) throws UnsupportedEncodingException {
+        String percentEncodedFileName = percentEncode(realFileName);
+
+        StringBuilder contentDispositionValue = new StringBuilder();
+        contentDispositionValue.append("attachment; filename=")
+                .append(percentEncodedFileName)
+                .append(";")
+                .append("filename*=")
+                .append("utf-8''")
+                .append(percentEncodedFileName);
+
+        response.addHeader("Access-Control-Allow-Origin", "*");
+        response.addHeader("Access-Control-Expose-Headers", "Content-Disposition,download-filename");
+        response.setHeader("Content-disposition", contentDispositionValue.toString());
+        response.setHeader("download-filename", percentEncodedFileName);
+    }
+
+    /**
+     * 百分号编码工具方法
+     *
+     * @param s 需要百分号编码的字符串
+     * @return 百分号编码后的字符串
+     */
+    public static String percentEncode(String s) throws UnsupportedEncodingException {
+        String encode = URLEncoder.encode(s, StandardCharsets.UTF_8.toString());
+        return encode.replaceAll("\\+", "%20");
+    }
+
+    /**
+     * 获取图像后缀
+     *
+     * @param photoByte 图像数据
+     * @return 后缀名
+     */
+    public static String getFileExtendName(byte[] photoByte) {
+        String strFileExtendName = "jpg";
+        if ((photoByte[0] == 71) && (photoByte[1] == 73) && (photoByte[2] == 70) && (photoByte[3] == 56)
+                && ((photoByte[4] == 55) || (photoByte[4] == 57)) && (photoByte[5] == 97)) {
+            strFileExtendName = "gif";
+        } else if ((photoByte[6] == 74) && (photoByte[7] == 70) && (photoByte[8] == 73) && (photoByte[9] == 70)) {
+            strFileExtendName = "jpg";
+        } else if ((photoByte[0] == 66) && (photoByte[1] == 77)) {
+            strFileExtendName = "bmp";
+        } else if ((photoByte[1] == 80) && (photoByte[2] == 78) && (photoByte[3] == 71)) {
+            strFileExtendName = "png";
+        }
+        return strFileExtendName;
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/file/ImageUtils.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/file/ImageUtils.java
new file mode 100644
index 0000000..69c60a2
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/file/ImageUtils.java
@@ -0,0 +1,82 @@
+package net.hzvtc.common.utils.file;
+
+import net.hzvtc.common.config.AiBirdSysConfig;
+import net.hzvtc.common.constant.Constants;
+import net.hzvtc.common.utils.StringUtils;
+import org.apache.poi.util.IOUtils;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.FileInputStream;
+import java.io.InputStream;
+import java.net.URL;
+import java.net.URLConnection;
+import java.util.Arrays;
+
+/**
+ * 图片处理工具类
+ *
+ * @author admin
+ */
+public class ImageUtils {
+    private static final Logger log = LoggerFactory.getLogger(ImageUtils.class);
+
+    public static byte[] getImage(String imagePath) {
+        InputStream is = getFile(imagePath);
+        try {
+            return IOUtils.toByteArray(is);
+        } catch (Exception e) {
+            log.error("图片加载异常 {}", e);
+            return null;
+        } finally {
+            IOUtils.closeQuietly(is);
+        }
+    }
+
+    public static InputStream getFile(String imagePath) {
+        try {
+            byte[] result = readFile(imagePath);
+            result = Arrays.copyOf(result, result.length);
+            return new ByteArrayInputStream(result);
+        } catch (Exception e) {
+            log.error("获取图片异常 {}", e);
+        }
+        return null;
+    }
+
+    /**
+     * 读取文件为字节数据
+     *
+     * @param key 地址
+     * @return 字节数据
+     */
+    public static byte[] readFile(String url) {
+        InputStream in = null;
+        ByteArrayOutputStream baos = null;
+        try {
+            if (url.startsWith("http")) {
+                // 网络地址
+                URL urlObj = new URL(url);
+                URLConnection urlConnection = urlObj.openConnection();
+                urlConnection.setConnectTimeout(30 * 1000);
+                urlConnection.setReadTimeout(60 * 1000);
+                urlConnection.setDoInput(true);
+                in = urlConnection.getInputStream();
+            } else {
+                // 本机地址
+                String localPath = AiBirdSysConfig.getProfile();
+                String downloadPath = localPath + StringUtils.substringAfter(url, Constants.RESOURCE_PREFIX);
+                in = new FileInputStream(downloadPath);
+            }
+            return IOUtils.toByteArray(in);
+        } catch (Exception e) {
+            log.error("获取文件路径异常 {}", e);
+            return null;
+        } finally {
+            IOUtils.closeQuietly(in);
+            IOUtils.closeQuietly(baos);
+        }
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/file/MimeTypeUtils.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/file/MimeTypeUtils.java
new file mode 100644
index 0000000..89f755c
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/file/MimeTypeUtils.java
@@ -0,0 +1,51 @@
+package net.hzvtc.common.utils.file;
+
+/**
+ * 媒体类型工具类
+ *
+ * @author admin
+ */
+public class MimeTypeUtils {
+    public static final String IMAGE_PNG = "image/png";
+
+    public static final String IMAGE_JPG = "image/jpg";
+
+    public static final String IMAGE_JPEG = "image/jpeg";
+
+    public static final String IMAGE_BMP = "image/bmp";
+
+    public static final String IMAGE_GIF = "image/gif";
+
+    public static final String[] IMAGE_EXTENSION = {"bmp", "gif", "jpg", "jpeg", "png"};
+
+    public static final String[] FLASH_EXTENSION = {"swf", "flv"};
+
+    public static final String[] MEDIA_EXTENSION = {"swf", "flv", "mp3", "wav", "wma", "wmv", "mid", "avi", "mpg",
+            "asf", "rm", "rmvb"};
+
+    public static final String[] VIDEO_EXTENSION = {"mp4", "avi", "rmvb"};
+
+    public static final String[] DEFAULT_ALLOWED_EXTENSION = {
+            "bmp", "gif", "jpg", "jpeg", "png",
+            "doc", "docx", "xls", "xlsx", "ppt", "pptx", "txt",
+            "rar", "zip", "gz", "bz2",
+            "mp4", "avi", "rmvb", "m4v", "wmv",
+            "mp3", "wav", "pdf"};
+
+    public static String getExtension(String prefix) {
+        switch (prefix) {
+            case IMAGE_PNG:
+                return "png";
+            case IMAGE_JPG:
+                return "jpg";
+            case IMAGE_JPEG:
+                return "jpeg";
+            case IMAGE_BMP:
+                return "bmp";
+            case IMAGE_GIF:
+                return "gif";
+            default:
+                return "";
+        }
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/html/EscapeUtil.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/html/EscapeUtil.java
new file mode 100644
index 0000000..3082b0f
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/html/EscapeUtil.java
@@ -0,0 +1,167 @@
+package net.hzvtc.common.utils.html;
+
+import net.hzvtc.common.utils.StringUtils;
+
+/**
+ * 转义和反转义工具类
+ * 
+ * @author admin
+ */
+public class EscapeUtil
+{
+    public static final String RE_HTML_MARK = "(<[^<]*?>)|(<[\\s]*?/[^<]*?>)|(<[^<]*?/[\\s]*?>)";
+
+    private static final char[][] TEXT = new char[64][];
+
+    static
+    {
+        for (int i = 0; i < 64; i++)
+        {
+            TEXT[i] = new char[] { (char) i };
+        }
+
+        // special HTML characters
+        TEXT['\''] = "&#039;".toCharArray(); // 单引号
+        TEXT['"'] = "&#34;".toCharArray(); // 双引号
+        TEXT['&'] = "&#38;".toCharArray(); // &符
+        TEXT['<'] = "&#60;".toCharArray(); // 小于号
+        TEXT['>'] = "&#62;".toCharArray(); // 大于号
+    }
+
+    /**
+     * 转义文本中的HTML字符为安全的字符
+     * 
+     * @param text 被转义的文本
+     * @return 转义后的文本
+     */
+    public static String escape(String text)
+    {
+        return encode(text);
+    }
+
+    /**
+     * 还原被转义的HTML特殊字符
+     * 
+     * @param content 包含转义符的HTML内容
+     * @return 转换后的字符串
+     */
+    public static String unescape(String content)
+    {
+        return decode(content);
+    }
+
+    /**
+     * 清除所有HTML标签，但是不删除标签内的内容
+     * 
+     * @param content 文本
+     * @return 清除标签后的文本
+     */
+    public static String clean(String content)
+    {
+        return new HTMLFilter().filter(content);
+    }
+
+    /**
+     * Escape编码
+     * 
+     * @param text 被编码的文本
+     * @return 编码后的字符
+     */
+    private static String encode(String text)
+    {
+        if (StringUtils.isEmpty(text))
+        {
+            return StringUtils.EMPTY;
+        }
+
+        final StringBuilder tmp = new StringBuilder(text.length() * 6);
+        char c;
+        for (int i = 0; i < text.length(); i++)
+        {
+            c = text.charAt(i);
+            if (c < 256)
+            {
+                tmp.append("%");
+                if (c < 16)
+                {
+                    tmp.append("0");
+                }
+                tmp.append(Integer.toString(c, 16));
+            }
+            else
+            {
+                tmp.append("%u");
+                if (c <= 0xfff)
+                {
+                    // issue#I49JU8@Gitee
+                    tmp.append("0");
+                }
+                tmp.append(Integer.toString(c, 16));
+            }
+        }
+        return tmp.toString();
+    }
+
+    /**
+     * Escape解码
+     * 
+     * @param content 被转义的内容
+     * @return 解码后的字符串
+     */
+    public static String decode(String content)
+    {
+        if (StringUtils.isEmpty(content))
+        {
+            return content;
+        }
+
+        StringBuilder tmp = new StringBuilder(content.length());
+        int lastPos = 0, pos = 0;
+        char ch;
+        while (lastPos < content.length())
+        {
+            pos = content.indexOf("%", lastPos);
+            if (pos == lastPos)
+            {
+                if (content.charAt(pos + 1) == 'u')
+                {
+                    ch = (char) Integer.parseInt(content.substring(pos + 2, pos + 6), 16);
+                    tmp.append(ch);
+                    lastPos = pos + 6;
+                }
+                else
+                {
+                    ch = (char) Integer.parseInt(content.substring(pos + 1, pos + 3), 16);
+                    tmp.append(ch);
+                    lastPos = pos + 3;
+                }
+            }
+            else
+            {
+                if (pos == -1)
+                {
+                    tmp.append(content.substring(lastPos));
+                    lastPos = content.length();
+                }
+                else
+                {
+                    tmp.append(content.substring(lastPos, pos));
+                    lastPos = pos;
+                }
+            }
+        }
+        return tmp.toString();
+    }
+
+    public static void main(String[] args)
+    {
+        String html = "<script>alert(1);</script>";
+        String escape = EscapeUtil.escape(html);
+        // String html = "<scr<script>ipt>alert(\"XSS\")</scr<script>ipt>";
+        // String html = "<123";
+        // String html = "123>";
+        System.out.println("clean: " + EscapeUtil.clean(html));
+        System.out.println("escape: " + escape);
+        System.out.println("unescape: " + EscapeUtil.unescape(escape));
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/html/HTMLFilter.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/html/HTMLFilter.java
new file mode 100644
index 0000000..4b02d2d
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/html/HTMLFilter.java
@@ -0,0 +1,570 @@
+package net.hzvtc.common.utils.html;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.ConcurrentMap;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+/**
+ * HTML过滤器，用于去除XSS漏洞隐患。
+ *
+ * @author admin
+ */
+public final class HTMLFilter
+{
+    /**
+     * regex flag union representing /si modifiers in php
+     **/
+    private static final int REGEX_FLAGS_SI = Pattern.CASE_INSENSITIVE | Pattern.DOTALL;
+    private static final Pattern P_COMMENTS = Pattern.compile("<!--(.*?)-->", Pattern.DOTALL);
+    private static final Pattern P_COMMENT = Pattern.compile("^!--(.*)--$", REGEX_FLAGS_SI);
+    private static final Pattern P_TAGS = Pattern.compile("<(.*?)>", Pattern.DOTALL);
+    private static final Pattern P_END_TAG = Pattern.compile("^/([a-z0-9]+)", REGEX_FLAGS_SI);
+    private static final Pattern P_START_TAG = Pattern.compile("^([a-z0-9]+)(.*?)(/?)$", REGEX_FLAGS_SI);
+    private static final Pattern P_QUOTED_ATTRIBUTES = Pattern.compile("([a-z0-9]+)=([\"'])(.*?)\\2", REGEX_FLAGS_SI);
+    private static final Pattern P_UNQUOTED_ATTRIBUTES = Pattern.compile("([a-z0-9]+)(=)([^\"\\s']+)", REGEX_FLAGS_SI);
+    private static final Pattern P_PROTOCOL = Pattern.compile("^([^:]+):", REGEX_FLAGS_SI);
+    private static final Pattern P_ENTITY = Pattern.compile("&#(\\d+);?");
+    private static final Pattern P_ENTITY_UNICODE = Pattern.compile("&#x([0-9a-f]+);?");
+    private static final Pattern P_ENCODE = Pattern.compile("%([0-9a-f]{2});?");
+    private static final Pattern P_VALID_ENTITIES = Pattern.compile("&([^&;]*)(?=(;|&|$))");
+    private static final Pattern P_VALID_QUOTES = Pattern.compile("(>|^)([^<]+?)(<|$)", Pattern.DOTALL);
+    private static final Pattern P_END_ARROW = Pattern.compile("^>");
+    private static final Pattern P_BODY_TO_END = Pattern.compile("<([^>]*?)(?=<|$)");
+    private static final Pattern P_XML_CONTENT = Pattern.compile("(^|>)([^<]*?)(?=>)");
+    private static final Pattern P_STRAY_LEFT_ARROW = Pattern.compile("<([^>]*?)(?=<|$)");
+    private static final Pattern P_STRAY_RIGHT_ARROW = Pattern.compile("(^|>)([^<]*?)(?=>)");
+    private static final Pattern P_AMP = Pattern.compile("&");
+    private static final Pattern P_QUOTE = Pattern.compile("\"");
+    private static final Pattern P_LEFT_ARROW = Pattern.compile("<");
+    private static final Pattern P_RIGHT_ARROW = Pattern.compile(">");
+    private static final Pattern P_BOTH_ARROWS = Pattern.compile("<>");
+
+    // @xxx could grow large... maybe use sesat's ReferenceMap
+    private static final ConcurrentMap<String, Pattern> P_REMOVE_PAIR_BLANKS = new ConcurrentHashMap<>();
+    private static final ConcurrentMap<String, Pattern> P_REMOVE_SELF_BLANKS = new ConcurrentHashMap<>();
+
+    /**
+     * set of allowed html elements, along with allowed attributes for each element
+     **/
+    private final Map<String, List<String>> vAllowed;
+    /**
+     * counts of open tags for each (allowable) html element
+     **/
+    private final Map<String, Integer> vTagCounts = new HashMap<>();
+
+    /**
+     * html elements which must always be self-closing (e.g. "<img />")
+     **/
+    private final String[] vSelfClosingTags;
+    /**
+     * html elements which must always have separate opening and closing tags (e.g. "<b></b>")
+     **/
+    private final String[] vNeedClosingTags;
+    /**
+     * set of disallowed html elements
+     **/
+    private final String[] vDisallowed;
+    /**
+     * attributes which should be checked for valid protocols
+     **/
+    private final String[] vProtocolAtts;
+    /**
+     * allowed protocols
+     **/
+    private final String[] vAllowedProtocols;
+    /**
+     * tags which should be removed if they contain no content (e.g. "<b></b>" or "<b />")
+     **/
+    private final String[] vRemoveBlanks;
+    /**
+     * entities allowed within html markup
+     **/
+    private final String[] vAllowedEntities;
+    /**
+     * flag determining whether comments are allowed in input String.
+     */
+    private final boolean stripComment;
+    private final boolean encodeQuotes;
+    /**
+     * flag determining whether to try to make tags when presented with "unbalanced" angle brackets (e.g. "<b text </b>"
+     * becomes "<b> text </b>"). If set to false, unbalanced angle brackets will be html escaped.
+     */
+    private final boolean alwaysMakeTags;
+
+    /**
+     * Default constructor.
+     */
+    public HTMLFilter()
+    {
+        vAllowed = new HashMap<>();
+
+        final ArrayList<String> a_atts = new ArrayList<>();
+        a_atts.add("href");
+        a_atts.add("target");
+        vAllowed.put("a", a_atts);
+
+        final ArrayList<String> img_atts = new ArrayList<>();
+        img_atts.add("src");
+        img_atts.add("width");
+        img_atts.add("height");
+        img_atts.add("alt");
+        vAllowed.put("img", img_atts);
+
+        final ArrayList<String> no_atts = new ArrayList<>();
+        vAllowed.put("b", no_atts);
+        vAllowed.put("strong", no_atts);
+        vAllowed.put("i", no_atts);
+        vAllowed.put("em", no_atts);
+
+        vSelfClosingTags = new String[] { "img" };
+        vNeedClosingTags = new String[] { "a", "b", "strong", "i", "em" };
+        vDisallowed = new String[] {};
+        vAllowedProtocols = new String[] { "http", "mailto", "https" }; // no ftp.
+        vProtocolAtts = new String[] { "src", "href" };
+        vRemoveBlanks = new String[] { "a", "b", "strong", "i", "em" };
+        vAllowedEntities = new String[] { "amp", "gt", "lt", "quot" };
+        stripComment = true;
+        encodeQuotes = true;
+        alwaysMakeTags = false;
+    }
+
+    /**
+     * Map-parameter configurable constructor.
+     *
+     * @param conf map containing configuration. keys match field names.
+     */
+    @SuppressWarnings("unchecked")
+    public HTMLFilter(final Map<String, Object> conf)
+    {
+
+        assert conf.containsKey("vAllowed") : "configuration requires vAllowed";
+        assert conf.containsKey("vSelfClosingTags") : "configuration requires vSelfClosingTags";
+        assert conf.containsKey("vNeedClosingTags") : "configuration requires vNeedClosingTags";
+        assert conf.containsKey("vDisallowed") : "configuration requires vDisallowed";
+        assert conf.containsKey("vAllowedProtocols") : "configuration requires vAllowedProtocols";
+        assert conf.containsKey("vProtocolAtts") : "configuration requires vProtocolAtts";
+        assert conf.containsKey("vRemoveBlanks") : "configuration requires vRemoveBlanks";
+        assert conf.containsKey("vAllowedEntities") : "configuration requires vAllowedEntities";
+
+        vAllowed = Collections.unmodifiableMap((HashMap<String, List<String>>) conf.get("vAllowed"));
+        vSelfClosingTags = (String[]) conf.get("vSelfClosingTags");
+        vNeedClosingTags = (String[]) conf.get("vNeedClosingTags");
+        vDisallowed = (String[]) conf.get("vDisallowed");
+        vAllowedProtocols = (String[]) conf.get("vAllowedProtocols");
+        vProtocolAtts = (String[]) conf.get("vProtocolAtts");
+        vRemoveBlanks = (String[]) conf.get("vRemoveBlanks");
+        vAllowedEntities = (String[]) conf.get("vAllowedEntities");
+        stripComment = conf.containsKey("stripComment") ? (Boolean) conf.get("stripComment") : true;
+        encodeQuotes = conf.containsKey("encodeQuotes") ? (Boolean) conf.get("encodeQuotes") : true;
+        alwaysMakeTags = conf.containsKey("alwaysMakeTags") ? (Boolean) conf.get("alwaysMakeTags") : true;
+    }
+
+    private void reset()
+    {
+        vTagCounts.clear();
+    }
+
+    // ---------------------------------------------------------------
+    // my versions of some PHP library functions
+    public static String chr(final int decimal)
+    {
+        return String.valueOf((char) decimal);
+    }
+
+    public static String htmlSpecialChars(final String s)
+    {
+        String result = s;
+        result = regexReplace(P_AMP, "&amp;", result);
+        result = regexReplace(P_QUOTE, "&quot;", result);
+        result = regexReplace(P_LEFT_ARROW, "&lt;", result);
+        result = regexReplace(P_RIGHT_ARROW, "&gt;", result);
+        return result;
+    }
+
+    // ---------------------------------------------------------------
+
+    /**
+     * given a user submitted input String, filter out any invalid or restricted html.
+     *
+     * @param input text (i.e. submitted by a user) than may contain html
+     * @return "clean" version of input, with only valid, whitelisted html elements allowed
+     */
+    public String filter(final String input)
+    {
+        reset();
+        String s = input;
+
+        s = escapeComments(s);
+
+        s = balanceHTML(s);
+
+        s = checkTags(s);
+
+        s = processRemoveBlanks(s);
+
+        // s = validateEntities(s);
+
+        return s;
+    }
+
+    public boolean isAlwaysMakeTags()
+    {
+        return alwaysMakeTags;
+    }
+
+    public boolean isStripComments()
+    {
+        return stripComment;
+    }
+
+    private String escapeComments(final String s)
+    {
+        final Matcher m = P_COMMENTS.matcher(s);
+        final StringBuffer buf = new StringBuffer();
+        if (m.find())
+        {
+            final String match = m.group(1); // (.*?)
+            m.appendReplacement(buf, Matcher.quoteReplacement("<!--" + htmlSpecialChars(match) + "-->"));
+        }
+        m.appendTail(buf);
+
+        return buf.toString();
+    }
+
+    private String balanceHTML(String s)
+    {
+        if (alwaysMakeTags)
+        {
+            //
+            // try and form html
+            //
+            s = regexReplace(P_END_ARROW, "", s);
+            // 不追加结束标签
+            s = regexReplace(P_BODY_TO_END, "<$1>", s);
+            s = regexReplace(P_XML_CONTENT, "$1<$2", s);
+
+        }
+        else
+        {
+            //
+            // escape stray brackets
+            //
+            s = regexReplace(P_STRAY_LEFT_ARROW, "&lt;$1", s);
+            s = regexReplace(P_STRAY_RIGHT_ARROW, "$1$2&gt;<", s);
+
+            //
+            // the last regexp causes '<>' entities to appear
+            // (we need to do a lookahead assertion so that the last bracket can
+            // be used in the next pass of the regexp)
+            //
+            s = regexReplace(P_BOTH_ARROWS, "", s);
+        }
+
+        return s;
+    }
+
+    private String checkTags(String s)
+    {
+        Matcher m = P_TAGS.matcher(s);
+
+        final StringBuffer buf = new StringBuffer();
+        while (m.find())
+        {
+            String replaceStr = m.group(1);
+            replaceStr = processTag(replaceStr);
+            m.appendReplacement(buf, Matcher.quoteReplacement(replaceStr));
+        }
+        m.appendTail(buf);
+
+        // these get tallied in processTag
+        // (remember to reset before subsequent calls to filter method)
+        final StringBuilder sBuilder = new StringBuilder(buf.toString());
+        for (String key : vTagCounts.keySet())
+        {
+            for (int ii = 0; ii < vTagCounts.get(key); ii++)
+            {
+                sBuilder.append("</").append(key).append(">");
+            }
+        }
+        s = sBuilder.toString();
+
+        return s;
+    }
+
+    private String processRemoveBlanks(final String s)
+    {
+        String result = s;
+        for (String tag : vRemoveBlanks)
+        {
+            if (!P_REMOVE_PAIR_BLANKS.containsKey(tag))
+            {
+                P_REMOVE_PAIR_BLANKS.putIfAbsent(tag, Pattern.compile("<" + tag + "(\\s[^>]*)?></" + tag + ">"));
+            }
+            result = regexReplace(P_REMOVE_PAIR_BLANKS.get(tag), "", result);
+            if (!P_REMOVE_SELF_BLANKS.containsKey(tag))
+            {
+                P_REMOVE_SELF_BLANKS.putIfAbsent(tag, Pattern.compile("<" + tag + "(\\s[^>]*)?/>"));
+            }
+            result = regexReplace(P_REMOVE_SELF_BLANKS.get(tag), "", result);
+        }
+
+        return result;
+    }
+
+    private static String regexReplace(final Pattern regex_pattern, final String replacement, final String s)
+    {
+        Matcher m = regex_pattern.matcher(s);
+        return m.replaceAll(replacement);
+    }
+
+    private String processTag(final String s)
+    {
+        // ending tags
+        Matcher m = P_END_TAG.matcher(s);
+        if (m.find())
+        {
+            final String name = m.group(1).toLowerCase();
+            if (allowed(name))
+            {
+                if (!inArray(name, vSelfClosingTags))
+                {
+                    if (vTagCounts.containsKey(name))
+                    {
+                        vTagCounts.put(name, vTagCounts.get(name) - 1);
+                        return "</" + name + ">";
+                    }
+                }
+            }
+        }
+
+        // starting tags
+        m = P_START_TAG.matcher(s);
+        if (m.find())
+        {
+            final String name = m.group(1).toLowerCase();
+            final String body = m.group(2);
+            String ending = m.group(3);
+
+            // debug( "in a starting tag, name='" + name + "'; body='" + body + "'; ending='" + ending + "'" );
+            if (allowed(name))
+            {
+                final StringBuilder params = new StringBuilder();
+
+                final Matcher m2 = P_QUOTED_ATTRIBUTES.matcher(body);
+                final Matcher m3 = P_UNQUOTED_ATTRIBUTES.matcher(body);
+                final List<String> paramNames = new ArrayList<>();
+                final List<String> paramValues = new ArrayList<>();
+                while (m2.find())
+                {
+                    paramNames.add(m2.group(1)); // ([a-z0-9]+)
+                    paramValues.add(m2.group(3)); // (.*?)
+                }
+                while (m3.find())
+                {
+                    paramNames.add(m3.group(1)); // ([a-z0-9]+)
+                    paramValues.add(m3.group(3)); // ([^\"\\s']+)
+                }
+
+                String paramName, paramValue;
+                for (int ii = 0; ii < paramNames.size(); ii++)
+                {
+                    paramName = paramNames.get(ii).toLowerCase();
+                    paramValue = paramValues.get(ii);
+
+                    // debug( "paramName='" + paramName + "'" );
+                    // debug( "paramValue='" + paramValue + "'" );
+                    // debug( "allowed? " + vAllowed.get( name ).contains( paramName ) );
+
+                    if (allowedAttribute(name, paramName))
+                    {
+                        if (inArray(paramName, vProtocolAtts))
+                        {
+                            paramValue = processParamProtocol(paramValue);
+                        }
+                        params.append(' ').append(paramName).append("=\\\"").append(paramValue).append("\"");
+                    }
+                }
+
+                if (inArray(name, vSelfClosingTags))
+                {
+                    ending = " /";
+                }
+
+                if (inArray(name, vNeedClosingTags))
+                {
+                    ending = "";
+                }
+
+                if (ending == null || ending.length() < 1)
+                {
+                    if (vTagCounts.containsKey(name))
+                    {
+                        vTagCounts.put(name, vTagCounts.get(name) + 1);
+                    }
+                    else
+                    {
+                        vTagCounts.put(name, 1);
+                    }
+                }
+                else
+                {
+                    ending = " /";
+                }
+                return "<" + name + params + ending + ">";
+            }
+            else
+            {
+                return "";
+            }
+        }
+
+        // comments
+        m = P_COMMENT.matcher(s);
+        if (!stripComment && m.find())
+        {
+            return "<" + m.group() + ">";
+        }
+
+        return "";
+    }
+
+    private String processParamProtocol(String s)
+    {
+        s = decodeEntities(s);
+        final Matcher m = P_PROTOCOL.matcher(s);
+        if (m.find())
+        {
+            final String protocol = m.group(1);
+            if (!inArray(protocol, vAllowedProtocols))
+            {
+                // bad protocol, turn into local anchor link instead
+                s = "#" + s.substring(protocol.length() + 1);
+                if (s.startsWith("#//"))
+                {
+                    s = "#" + s.substring(3);
+                }
+            }
+        }
+
+        return s;
+    }
+
+    private String decodeEntities(String s)
+    {
+        StringBuffer buf = new StringBuffer();
+
+        Matcher m = P_ENTITY.matcher(s);
+        while (m.find())
+        {
+            final String match = m.group(1);
+            final int decimal = Integer.decode(match).intValue();
+            m.appendReplacement(buf, Matcher.quoteReplacement(chr(decimal)));
+        }
+        m.appendTail(buf);
+        s = buf.toString();
+
+        buf = new StringBuffer();
+        m = P_ENTITY_UNICODE.matcher(s);
+        while (m.find())
+        {
+            final String match = m.group(1);
+            final int decimal = Integer.valueOf(match, 16).intValue();
+            m.appendReplacement(buf, Matcher.quoteReplacement(chr(decimal)));
+        }
+        m.appendTail(buf);
+        s = buf.toString();
+
+        buf = new StringBuffer();
+        m = P_ENCODE.matcher(s);
+        while (m.find())
+        {
+            final String match = m.group(1);
+            final int decimal = Integer.valueOf(match, 16).intValue();
+            m.appendReplacement(buf, Matcher.quoteReplacement(chr(decimal)));
+        }
+        m.appendTail(buf);
+        s = buf.toString();
+
+        s = validateEntities(s);
+        return s;
+    }
+
+    private String validateEntities(final String s)
+    {
+        StringBuffer buf = new StringBuffer();
+
+        // validate entities throughout the string
+        Matcher m = P_VALID_ENTITIES.matcher(s);
+        while (m.find())
+        {
+            final String one = m.group(1); // ([^&;]*)
+            final String two = m.group(2); // (?=(;|&|$))
+            m.appendReplacement(buf, Matcher.quoteReplacement(checkEntity(one, two)));
+        }
+        m.appendTail(buf);
+
+        return encodeQuotes(buf.toString());
+    }
+
+    private String encodeQuotes(final String s)
+    {
+        if (encodeQuotes)
+        {
+            StringBuffer buf = new StringBuffer();
+            Matcher m = P_VALID_QUOTES.matcher(s);
+            while (m.find())
+            {
+                final String one = m.group(1); // (>|^)
+                final String two = m.group(2); // ([^<]+?)
+                final String three = m.group(3); // (<|$)
+                // 不替换双引号为&quot;，防止json格式无效 regexReplace(P_QUOTE, "&quot;", two)
+                m.appendReplacement(buf, Matcher.quoteReplacement(one + two + three));
+            }
+            m.appendTail(buf);
+            return buf.toString();
+        }
+        else
+        {
+            return s;
+        }
+    }
+
+    private String checkEntity(final String preamble, final String term)
+    {
+
+        return ";".equals(term) && isValidEntity(preamble) ? '&' + preamble : "&amp;" + preamble;
+    }
+
+    private boolean isValidEntity(final String entity)
+    {
+        return inArray(entity, vAllowedEntities);
+    }
+
+    private static boolean inArray(final String s, final String[] array)
+    {
+        for (String item : array)
+        {
+            if (item != null && item.equals(s))
+            {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    private boolean allowed(final String name)
+    {
+        return (vAllowed.isEmpty() || vAllowed.containsKey(name)) && !inArray(name, vDisallowed);
+    }
+
+    private boolean allowedAttribute(final String name, final String paramName)
+    {
+        return allowed(name) && (vAllowed.isEmpty() || vAllowed.get(name).contains(paramName));
+    }
+}
\ No newline at end of file
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/http/HttpHelper.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/http/HttpHelper.java
new file mode 100644
index 0000000..8de1afe
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/http/HttpHelper.java
@@ -0,0 +1,55 @@
+package net.hzvtc.common.utils.http;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.nio.charset.Charset;
+import javax.servlet.ServletRequest;
+import org.apache.commons.lang3.exception.ExceptionUtils;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * 通用http工具封装
+ * 
+ * @author admin
+ */
+public class HttpHelper
+{
+    private static final Logger LOGGER = LoggerFactory.getLogger(HttpHelper.class);
+
+    public static String getBodyString(ServletRequest request)
+    {
+        StringBuilder sb = new StringBuilder();
+        BufferedReader reader = null;
+        try (InputStream inputStream = request.getInputStream())
+        {
+            reader = new BufferedReader(new InputStreamReader(inputStream, Charset.forName("UTF-8")));
+            String line = "";
+            while ((line = reader.readLine()) != null)
+            {
+                sb.append(line);
+            }
+        }
+        catch (IOException e)
+        {
+            LOGGER.warn("getBodyString出现问题！");
+        }
+        finally
+        {
+            if (reader != null)
+            {
+                try
+                {
+                    reader.close();
+                }
+                catch (IOException e)
+                {
+                    LOGGER.error(ExceptionUtils.getMessage(e));
+                }
+            }
+        }
+        return sb.toString();
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/http/HttpUtils.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/http/HttpUtils.java
new file mode 100644
index 0000000..b223a74
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/http/HttpUtils.java
@@ -0,0 +1,275 @@
+package net.hzvtc.common.utils.http;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.io.PrintWriter;
+import java.net.ConnectException;
+import java.net.SocketTimeoutException;
+import java.net.URL;
+import java.net.URLConnection;
+import java.security.cert.X509Certificate;
+import javax.net.ssl.HostnameVerifier;
+import javax.net.ssl.HttpsURLConnection;
+import javax.net.ssl.SSLContext;
+import javax.net.ssl.SSLSession;
+import javax.net.ssl.TrustManager;
+import javax.net.ssl.X509TrustManager;
+
+import net.hzvtc.common.constant.Constants;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import net.hzvtc.common.utils.StringUtils;
+
+/**
+ * 通用http发送方法
+ * 
+ * @author admin
+ */
+public class HttpUtils
+{
+    private static final Logger log = LoggerFactory.getLogger(HttpUtils.class);
+
+    /**
+     * 向指定 URL 发送GET方法的请求
+     *
+     * @param url 发送请求的 URL
+     * @return 所代表远程资源的响应结果
+     */
+    public static String sendGet(String url)
+    {
+        return sendGet(url, StringUtils.EMPTY);
+    }
+
+    /**
+     * 向指定 URL 发送GET方法的请求
+     *
+     * @param url 发送请求的 URL
+     * @param param 请求参数，请求参数应该是 name1=value1&name2=value2 的形式。
+     * @return 所代表远程资源的响应结果
+     */
+    public static String sendGet(String url, String param)
+    {
+        return sendGet(url, param, Constants.UTF8);
+    }
+
+    /**
+     * 向指定 URL 发送GET方法的请求
+     *
+     * @param url 发送请求的 URL
+     * @param param 请求参数，请求参数应该是 name1=value1&name2=value2 的形式。
+     * @param contentType 编码类型
+     * @return 所代表远程资源的响应结果
+     */
+    public static String sendGet(String url, String param, String contentType)
+    {
+        StringBuilder result = new StringBuilder();
+        BufferedReader in = null;
+        try
+        {
+            String urlNameString = StringUtils.isNotBlank(param) ? url + "?" + param : url;
+            log.info("sendGet - {}", urlNameString);
+            URL realUrl = new URL(urlNameString);
+            URLConnection connection = realUrl.openConnection();
+            connection.setRequestProperty("accept", "*/*");
+            connection.setRequestProperty("connection", "Keep-Alive");
+            connection.setRequestProperty("user-agent", "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");
+            connection.connect();
+            in = new BufferedReader(new InputStreamReader(connection.getInputStream(), contentType));
+            String line;
+            while ((line = in.readLine()) != null)
+            {
+                result.append(line);
+            }
+            log.info("recv - {}", result);
+        }
+        catch (ConnectException e)
+        {
+            log.error("调用HttpUtils.sendGet ConnectException, url=" + url + ",param=" + param, e);
+        }
+        catch (SocketTimeoutException e)
+        {
+            log.error("调用HttpUtils.sendGet SocketTimeoutException, url=" + url + ",param=" + param, e);
+        }
+        catch (IOException e)
+        {
+            log.error("调用HttpUtils.sendGet IOException, url=" + url + ",param=" + param, e);
+        }
+        catch (Exception e)
+        {
+            log.error("调用HttpsUtil.sendGet Exception, url=" + url + ",param=" + param, e);
+        }
+        finally
+        {
+            try
+            {
+                if (in != null)
+                {
+                    in.close();
+                }
+            }
+            catch (Exception ex)
+            {
+                log.error("调用in.close Exception, url=" + url + ",param=" + param, ex);
+            }
+        }
+        return result.toString();
+    }
+
+    /**
+     * 向指定 URL 发送POST方法的请求
+     *
+     * @param url 发送请求的 URL
+     * @param param 请求参数，请求参数应该是 name1=value1&name2=value2 的形式。
+     * @return 所代表远程资源的响应结果
+     */
+    public static String sendPost(String url, String param)
+    {
+        PrintWriter out = null;
+        BufferedReader in = null;
+        StringBuilder result = new StringBuilder();
+        try
+        {
+            String urlNameString = url;
+            log.info("sendPost - {}", urlNameString);
+            URL realUrl = new URL(urlNameString);
+            URLConnection conn = realUrl.openConnection();
+            conn.setRequestProperty("accept", "*/*");
+            conn.setRequestProperty("connection", "Keep-Alive");
+            conn.setRequestProperty("user-agent", "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");
+            conn.setRequestProperty("Accept-Charset", "utf-8");
+            conn.setRequestProperty("contentType", "utf-8");
+            conn.setDoOutput(true);
+            conn.setDoInput(true);
+            out = new PrintWriter(conn.getOutputStream());
+            out.print(param);
+            out.flush();
+            in = new BufferedReader(new InputStreamReader(conn.getInputStream(), "utf-8"));
+            String line;
+            while ((line = in.readLine()) != null)
+            {
+                result.append(line);
+            }
+            log.info("recv - {}", result);
+        }
+        catch (ConnectException e)
+        {
+            log.error("调用HttpUtils.sendPost ConnectException, url=" + url + ",param=" + param, e);
+        }
+        catch (SocketTimeoutException e)
+        {
+            log.error("调用HttpUtils.sendPost SocketTimeoutException, url=" + url + ",param=" + param, e);
+        }
+        catch (IOException e)
+        {
+            log.error("调用HttpUtils.sendPost IOException, url=" + url + ",param=" + param, e);
+        }
+        catch (Exception e)
+        {
+            log.error("调用HttpsUtil.sendPost Exception, url=" + url + ",param=" + param, e);
+        }
+        finally
+        {
+            try
+            {
+                if (out != null)
+                {
+                    out.close();
+                }
+                if (in != null)
+                {
+                    in.close();
+                }
+            }
+            catch (IOException ex)
+            {
+                log.error("调用in.close Exception, url=" + url + ",param=" + param, ex);
+            }
+        }
+        return result.toString();
+    }
+
+    public static String sendSSLPost(String url, String param)
+    {
+        StringBuilder result = new StringBuilder();
+        String urlNameString = url + "?" + param;
+        try
+        {
+            log.info("sendSSLPost - {}", urlNameString);
+            SSLContext sc = SSLContext.getInstance("SSL");
+            sc.init(null, new TrustManager[] { new TrustAnyTrustManager() }, new java.security.SecureRandom());
+            URL console = new URL(urlNameString);
+            HttpsURLConnection conn = (HttpsURLConnection) console.openConnection();
+            conn.setRequestProperty("accept", "*/*");
+            conn.setRequestProperty("connection", "Keep-Alive");
+            conn.setRequestProperty("user-agent", "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");
+            conn.setRequestProperty("Accept-Charset", "utf-8");
+            conn.setRequestProperty("contentType", "utf-8");
+            conn.setDoOutput(true);
+            conn.setDoInput(true);
+
+            conn.setSSLSocketFactory(sc.getSocketFactory());
+            conn.setHostnameVerifier(new TrustAnyHostnameVerifier());
+            conn.connect();
+            InputStream is = conn.getInputStream();
+            BufferedReader br = new BufferedReader(new InputStreamReader(is));
+            String ret = "";
+            while ((ret = br.readLine()) != null)
+            {
+                if (ret != null && !"".equals(ret.trim()))
+                {
+                    result.append(new String(ret.getBytes("ISO-8859-1"), "utf-8"));
+                }
+            }
+            log.info("recv - {}", result);
+            conn.disconnect();
+            br.close();
+        }
+        catch (ConnectException e)
+        {
+            log.error("调用HttpUtils.sendSSLPost ConnectException, url=" + url + ",param=" + param, e);
+        }
+        catch (SocketTimeoutException e)
+        {
+            log.error("调用HttpUtils.sendSSLPost SocketTimeoutException, url=" + url + ",param=" + param, e);
+        }
+        catch (IOException e)
+        {
+            log.error("调用HttpUtils.sendSSLPost IOException, url=" + url + ",param=" + param, e);
+        }
+        catch (Exception e)
+        {
+            log.error("调用HttpsUtil.sendSSLPost Exception, url=" + url + ",param=" + param, e);
+        }
+        return result.toString();
+    }
+
+    private static class TrustAnyTrustManager implements X509TrustManager
+    {
+        @Override
+        public void checkClientTrusted(X509Certificate[] chain, String authType)
+        {
+        }
+
+        @Override
+        public void checkServerTrusted(X509Certificate[] chain, String authType)
+        {
+        }
+
+        @Override
+        public X509Certificate[] getAcceptedIssuers()
+        {
+            return new X509Certificate[] {};
+        }
+    }
+
+    private static class TrustAnyHostnameVerifier implements HostnameVerifier
+    {
+        @Override
+        public boolean verify(String hostname, SSLSession session)
+        {
+            return true;
+        }
+    }
+}
\ No newline at end of file
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/ip/AddressUtils.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/ip/AddressUtils.java
new file mode 100644
index 0000000..4733f22
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/ip/AddressUtils.java
@@ -0,0 +1,46 @@
+package net.hzvtc.common.utils.ip;
+
+import com.alibaba.fastjson.JSONObject;
+import net.hzvtc.common.config.AiBirdSysConfig;
+import net.hzvtc.common.constant.Constants;
+import net.hzvtc.common.utils.StringUtils;
+import net.hzvtc.common.utils.http.HttpUtils;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * 获取地址类
+ *
+ * @author admin
+ */
+public class AddressUtils {
+    // IP地址查询
+    public static final String IP_URL = "http://whois.pconline.com.cn/ipJson.jsp";
+    // 未知地址
+    public static final String UNKNOWN = "XX XX";
+    private static final Logger log = LoggerFactory.getLogger(AddressUtils.class);
+
+    public static String getRealAddressByIP(String ip) {
+        String address = UNKNOWN;
+        // 内网不查询
+        if (IpUtils.internalIp(ip)) {
+            return "内网IP";
+        }
+        if (AiBirdSysConfig.isAddressEnabled()) {
+            try {
+                String rspStr = HttpUtils.sendGet(IP_URL, "ip=" + ip + "&json=true", Constants.GBK);
+                if (StringUtils.isEmpty(rspStr)) {
+                    log.error("获取地理位置异常 {}", ip);
+                    return UNKNOWN;
+                }
+                JSONObject obj = JSONObject.parseObject(rspStr);
+                String region = obj.getString("pro");
+                String city = obj.getString("city");
+                return String.format("%s %s", region, city);
+            } catch (Exception e) {
+                log.error("获取地理位置异常 {}", ip);
+            }
+        }
+        return address;
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/ip/IpUtils.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/ip/IpUtils.java
new file mode 100644
index 0000000..a4d2e3f
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/ip/IpUtils.java
@@ -0,0 +1,195 @@
+package net.hzvtc.common.utils.ip;
+
+import java.net.InetAddress;
+import java.net.UnknownHostException;
+import javax.servlet.http.HttpServletRequest;
+import net.hzvtc.common.utils.StringUtils;
+import net.hzvtc.common.utils.html.EscapeUtil;
+
+/**
+ * 获取IP方法
+ * 
+ * @author admin
+ */
+public class IpUtils
+{
+    public static String getIpAddr(HttpServletRequest request)
+    {
+        if (request == null)
+        {
+            return "unknown";
+        }
+        String ip = request.getHeader("x-forwarded-for");
+        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip))
+        {
+            ip = request.getHeader("Proxy-Client-IP");
+        }
+        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip))
+        {
+            ip = request.getHeader("X-Forwarded-For");
+        }
+        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip))
+        {
+            ip = request.getHeader("WL-Proxy-Client-IP");
+        }
+        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip))
+        {
+            ip = request.getHeader("X-Real-IP");
+        }
+
+        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip))
+        {
+            ip = request.getRemoteAddr();
+        }
+        return "0:0:0:0:0:0:0:1".equals(ip) ? "127.0.0.1" : EscapeUtil.clean(ip);
+    }
+
+    public static boolean internalIp(String ip)
+    {
+        byte[] addr = textToNumericFormatV4(ip);
+        return internalIp(addr) || "127.0.0.1".equals(ip);
+    }
+
+    private static boolean internalIp(byte[] addr)
+    {
+        if (StringUtils.isNull(addr) || addr.length < 2)
+        {
+            return true;
+        }
+        final byte b0 = addr[0];
+        final byte b1 = addr[1];
+        // 10.x.x.x/8
+        final byte SECTION_1 = 0x0A;
+        // 172.16.x.x/12
+        final byte SECTION_2 = (byte) 0xAC;
+        final byte SECTION_3 = (byte) 0x10;
+        final byte SECTION_4 = (byte) 0x1F;
+        // 192.168.x.x/16
+        final byte SECTION_5 = (byte) 0xC0;
+        final byte SECTION_6 = (byte) 0xA8;
+        switch (b0)
+        {
+            case SECTION_1:
+                return true;
+            case SECTION_2:
+                if (b1 >= SECTION_3 && b1 <= SECTION_4)
+                {
+                    return true;
+                }
+            case SECTION_5:
+                switch (b1)
+                {
+                    case SECTION_6:
+                        return true;
+                }
+            default:
+                return false;
+        }
+    }
+
+    /**
+     * 将IPv4地址转换成字节
+     * 
+     * @param text IPv4地址
+     * @return byte 字节
+     */
+    public static byte[] textToNumericFormatV4(String text)
+    {
+        if (text.length() == 0)
+        {
+            return null;
+        }
+
+        byte[] bytes = new byte[4];
+        String[] elements = text.split("\\.", -1);
+        try
+        {
+            long l;
+            int i;
+            switch (elements.length)
+            {
+                case 1:
+                    l = Long.parseLong(elements[0]);
+                    if ((l < 0L) || (l > 4294967295L)) {
+                        return null;
+                    }
+                    bytes[0] = (byte) (int) (l >> 24 & 0xFF);
+                    bytes[1] = (byte) (int) ((l & 0xFFFFFF) >> 16 & 0xFF);
+                    bytes[2] = (byte) (int) ((l & 0xFFFF) >> 8 & 0xFF);
+                    bytes[3] = (byte) (int) (l & 0xFF);
+                    break;
+                case 2:
+                    l = Integer.parseInt(elements[0]);
+                    if ((l < 0L) || (l > 255L)) {
+                        return null;
+                    }
+                    bytes[0] = (byte) (int) (l & 0xFF);
+                    l = Integer.parseInt(elements[1]);
+                    if ((l < 0L) || (l > 16777215L)) {
+                        return null;
+                    }
+                    bytes[1] = (byte) (int) (l >> 16 & 0xFF);
+                    bytes[2] = (byte) (int) ((l & 0xFFFF) >> 8 & 0xFF);
+                    bytes[3] = (byte) (int) (l & 0xFF);
+                    break;
+                case 3:
+                    for (i = 0; i < 2; ++i)
+                    {
+                        l = Integer.parseInt(elements[i]);
+                        if ((l < 0L) || (l > 255L)) {
+                            return null;
+                        }
+                        bytes[i] = (byte) (int) (l & 0xFF);
+                    }
+                    l = Integer.parseInt(elements[2]);
+                    if ((l < 0L) || (l > 65535L)) {
+                        return null;
+                    }
+                    bytes[2] = (byte) (int) (l >> 8 & 0xFF);
+                    bytes[3] = (byte) (int) (l & 0xFF);
+                    break;
+                case 4:
+                    for (i = 0; i < 4; ++i)
+                    {
+                        l = Integer.parseInt(elements[i]);
+                        if ((l < 0L) || (l > 255L)) {
+                            return null;
+                        }
+                        bytes[i] = (byte) (int) (l & 0xFF);
+                    }
+                    break;
+                default:
+                    return null;
+            }
+        }
+        catch (NumberFormatException e)
+        {
+            return null;
+        }
+        return bytes;
+    }
+
+    public static String getHostIp()
+    {
+        try
+        {
+            return InetAddress.getLocalHost().getHostAddress();
+        }
+        catch (UnknownHostException e)
+        {
+        }
+        return "127.0.0.1";
+    }
+
+    public static String getHostName()
+    {
+        try
+        {
+            return InetAddress.getLocalHost().getHostName();
+        }
+        catch (UnknownHostException e)
+        {
+        }
+        return "未知";
+    }
+}
\ No newline at end of file
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/poi/ExcelHandlerAdapter.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/poi/ExcelHandlerAdapter.java
new file mode 100644
index 0000000..9680640
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/poi/ExcelHandlerAdapter.java
@@ -0,0 +1,19 @@
+package net.hzvtc.common.utils.poi;
+
+/**
+ * Excel数据格式处理适配器
+ * 
+ * @author admin
+ */
+public interface ExcelHandlerAdapter
+{
+    /**
+     * 格式化
+     * 
+     * @param value 单元格数据值
+     * @param args excel注解args参数组
+     *
+     * @return 处理后的值
+     */
+    Object format(Object value, String[] args);
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/poi/ExcelUtil.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/poi/ExcelUtil.java
new file mode 100644
index 0000000..8a34a00
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/poi/ExcelUtil.java
@@ -0,0 +1,1123 @@
+package net.hzvtc.common.utils.poi;
+
+import net.hzvtc.common.annotation.Excel;
+import net.hzvtc.common.annotation.Excel.ColumnType;
+import net.hzvtc.common.annotation.Excel.Type;
+import net.hzvtc.common.annotation.Excels;
+import net.hzvtc.common.config.AiBirdSysConfig;
+import net.hzvtc.common.core.domain.AjaxResult;
+import net.hzvtc.common.core.text.Convert;
+import net.hzvtc.common.exception.UtilException;
+import net.hzvtc.common.utils.DateUtils;
+import net.hzvtc.common.utils.DictUtils;
+import net.hzvtc.common.utils.StringUtils;
+import net.hzvtc.common.utils.file.FileTypeUtils;
+import net.hzvtc.common.utils.file.FileUtils;
+import net.hzvtc.common.utils.file.ImageUtils;
+import net.hzvtc.common.utils.reflect.ReflectUtils;
+import org.apache.poi.hssf.usermodel.*;
+import org.apache.poi.ooxml.POIXMLDocumentPart;
+import org.apache.poi.ss.usermodel.*;
+import org.apache.poi.ss.util.CellRangeAddress;
+import org.apache.poi.ss.util.CellRangeAddressList;
+import org.apache.poi.util.IOUtils;
+import org.apache.poi.xssf.streaming.SXSSFWorkbook;
+import org.apache.poi.xssf.usermodel.*;
+import org.openxmlformats.schemas.drawingml.x2006.spreadsheetDrawing.CTMarker;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import javax.servlet.http.HttpServletResponse;
+import java.io.*;
+import java.lang.reflect.Field;
+import java.lang.reflect.Method;
+import java.math.BigDecimal;
+import java.text.DecimalFormat;
+import java.util.*;
+import java.util.stream.Collectors;
+
+/**
+ * Excel相关处理
+ *
+ * @author admin
+ */
+public class ExcelUtil<T> {
+    public static final String[] FORMULA_STR = {"=", "-", "+", "@"};
+    /**
+     * Excel sheet最大行数，默认65536
+     */
+    public static final int sheetSize = 65536;
+    private static final Logger log = LoggerFactory.getLogger(ExcelUtil.class);
+    /**
+     * 数字格式
+     */
+    private static final DecimalFormat DOUBLE_FORMAT = new DecimalFormat("######0.00");
+    /**
+     * 实体对象
+     */
+    public Class<T> clazz;
+    /**
+     * 工作表名称
+     */
+    private String sheetName;
+    /**
+     * 导出类型（EXPORT:导出数据；IMPORT：导入模板）
+     */
+    private Type type;
+    /**
+     * 工作薄对象
+     */
+    private Workbook wb;
+    /**
+     * 工作表对象
+     */
+    private Sheet sheet;
+    /**
+     * 样式列表
+     */
+    private Map<String, CellStyle> styles;
+    /**
+     * 导入导出数据列表
+     */
+    private List<T> list;
+    /**
+     * 注解列表
+     */
+    private List<Object[]> fields;
+    /**
+     * 当前行号
+     */
+    private int rownum;
+    /**
+     * 标题
+     */
+    private String title;
+    /**
+     * 最大高度
+     */
+    private short maxHeight;
+    /**
+     * 统计列表
+     */
+    private Map<Integer, Double> statistics = new HashMap<Integer, Double>();
+
+    public ExcelUtil(Class<T> clazz) {
+        this.clazz = clazz;
+    }
+
+    /**
+     * 获取画布
+     */
+    public static Drawing<?> getDrawingPatriarch(Sheet sheet) {
+        if (sheet.getDrawingPatriarch() == null) {
+            sheet.createDrawingPatriarch();
+        }
+        return sheet.getDrawingPatriarch();
+    }
+
+    /**
+     * 解析导出值 0=男,1=女,2=未知
+     *
+     * @param propertyValue 参数值
+     * @param converterExp  翻译注解
+     * @param separator     分隔符
+     * @return 解析后值
+     */
+    public static String convertByExp(String propertyValue, String converterExp, String separator) {
+        StringBuilder propertyString = new StringBuilder();
+        String[] convertSource = converterExp.split(",");
+        for (String item : convertSource) {
+            String[] itemArray = item.split("=");
+            if (StringUtils.containsAny(separator, propertyValue)) {
+                for (String value : propertyValue.split(separator)) {
+                    if (itemArray[0].equals(value)) {
+                        propertyString.append(itemArray[1] + separator);
+                        break;
+                    }
+                }
+            } else {
+                if (itemArray[0].equals(propertyValue)) {
+                    return itemArray[1];
+                }
+            }
+        }
+        return StringUtils.stripEnd(propertyString.toString(), separator);
+    }
+
+    /**
+     * 反向解析值 男=0,女=1,未知=2
+     *
+     * @param propertyValue 参数值
+     * @param converterExp  翻译注解
+     * @param separator     分隔符
+     * @return 解析后值
+     */
+    public static String reverseByExp(String propertyValue, String converterExp, String separator) {
+        StringBuilder propertyString = new StringBuilder();
+        String[] convertSource = converterExp.split(",");
+        for (String item : convertSource) {
+            String[] itemArray = item.split("=");
+            if (StringUtils.containsAny(separator, propertyValue)) {
+                for (String value : propertyValue.split(separator)) {
+                    if (itemArray[1].equals(value)) {
+                        propertyString.append(itemArray[0] + separator);
+                        break;
+                    }
+                }
+            } else {
+                if (itemArray[1].equals(propertyValue)) {
+                    return itemArray[0];
+                }
+            }
+        }
+        return StringUtils.stripEnd(propertyString.toString(), separator);
+    }
+
+    /**
+     * 解析字典值
+     *
+     * @param dictValue 字典值
+     * @param dictType  字典类型
+     * @param separator 分隔符
+     * @return 字典标签
+     */
+    public static String convertDictByExp(String dictValue, String dictType, String separator) {
+        return DictUtils.getDictLabel(dictType, dictValue, separator);
+    }
+
+    /**
+     * 反向解析值字典值
+     *
+     * @param dictLabel 字典标签
+     * @param dictType  字典类型
+     * @param separator 分隔符
+     * @return 字典值
+     */
+    public static String reverseDictByExp(String dictLabel, String dictType, String separator) {
+        return DictUtils.getDictValue(dictType, dictLabel, separator);
+    }
+
+    /**
+     * 获取Excel2003图片
+     *
+     * @param sheet    当前sheet对象
+     * @param workbook 工作簿对象
+     * @return Map key:图片单元格索引（1_1）String，value:图片流PictureData
+     */
+    public static Map<String, PictureData> getSheetPictures03(HSSFSheet sheet, HSSFWorkbook workbook) {
+        Map<String, PictureData> sheetIndexPicMap = new HashMap<String, PictureData>();
+        List<HSSFPictureData> pictures = workbook.getAllPictures();
+        if (!pictures.isEmpty()) {
+            for (HSSFShape shape : sheet.getDrawingPatriarch().getChildren()) {
+                HSSFClientAnchor anchor = (HSSFClientAnchor) shape.getAnchor();
+                if (shape instanceof HSSFPicture) {
+                    HSSFPicture pic = (HSSFPicture) shape;
+                    int pictureIndex = pic.getPictureIndex() - 1;
+                    HSSFPictureData picData = pictures.get(pictureIndex);
+                    String picIndex = String.valueOf(anchor.getRow1()) + "_" + String.valueOf(anchor.getCol1());
+                    sheetIndexPicMap.put(picIndex, picData);
+                }
+            }
+            return sheetIndexPicMap;
+        } else {
+            return sheetIndexPicMap;
+        }
+    }
+
+    /**
+     * 获取Excel2007图片
+     *
+     * @param sheet    当前sheet对象
+     * @param workbook 工作簿对象
+     * @return Map key:图片单元格索引（1_1）String，value:图片流PictureData
+     */
+    public static Map<String, PictureData> getSheetPictures07(XSSFSheet sheet, XSSFWorkbook workbook) {
+        Map<String, PictureData> sheetIndexPicMap = new HashMap<String, PictureData>();
+        for (POIXMLDocumentPart dr : sheet.getRelations()) {
+            if (dr instanceof XSSFDrawing) {
+                XSSFDrawing drawing = (XSSFDrawing) dr;
+                List<XSSFShape> shapes = drawing.getShapes();
+                for (XSSFShape shape : shapes) {
+                    if (shape instanceof XSSFPicture) {
+                        XSSFPicture pic = (XSSFPicture) shape;
+                        XSSFClientAnchor anchor = pic.getPreferredSize();
+                        CTMarker ctMarker = anchor.getFrom();
+                        String picIndex = ctMarker.getRow() + "_" + ctMarker.getCol();
+                        sheetIndexPicMap.put(picIndex, pic.getPictureData());
+                    }
+                }
+            }
+        }
+        return sheetIndexPicMap;
+    }
+
+    public void init(List<T> list, String sheetName, String title, Type type) {
+        if (list == null) {
+            list = new ArrayList<T>();
+        }
+        this.list = list;
+        this.sheetName = sheetName;
+        this.type = type;
+        this.title = title;
+        createExcelField();
+        createWorkbook();
+        createTitle();
+    }
+
+    /**
+     * 创建excel第一行标题
+     */
+    public void createTitle() {
+        if (StringUtils.isNotEmpty(title)) {
+            Row titleRow = sheet.createRow(rownum == 0 ? rownum++ : 0);
+            titleRow.setHeightInPoints(30);
+            Cell titleCell = titleRow.createCell(0);
+            titleCell.setCellStyle(styles.get("title"));
+            titleCell.setCellValue(title);
+            sheet.addMergedRegion(new CellRangeAddress(titleRow.getRowNum(), titleRow.getRowNum(), titleRow.getRowNum(),
+                    fields.size() - 1));
+        }
+    }
+
+    /**
+     * 对excel表单默认第一个索引名转换成list
+     *
+     * @param is 输入流
+     * @return 转换后集合
+     */
+    public List<T> importExcel(InputStream is) throws Exception {
+        return importExcel(is, 0);
+    }
+
+    /**
+     * 对excel表单默认第一个索引名转换成list
+     *
+     * @param is       输入流
+     * @param titleNum 标题占用行数
+     * @return 转换后集合
+     */
+    public List<T> importExcel(InputStream is, int titleNum) throws Exception {
+        return importExcel(StringUtils.EMPTY, is, titleNum);
+    }
+
+    /**
+     * 对excel表单指定表格索引名转换成list
+     *
+     * @param sheetName 表格索引名
+     * @param titleNum  标题占用行数
+     * @param is        输入流
+     * @return 转换后集合
+     */
+    public List<T> importExcel(String sheetName, InputStream is, int titleNum) throws Exception {
+        type = Type.IMPORT;
+        wb = WorkbookFactory.create(is);
+        List<T> list = new ArrayList<T>();
+        // 如果指定sheet名,则取指定sheet中的内容 否则默认指向第1个sheet
+        Sheet sheet = StringUtils.isNotEmpty(sheetName) ? wb.getSheet(sheetName) : wb.getSheetAt(0);
+        if (sheet == null) {
+            throw new IOException("文件sheet不存在");
+        }
+        boolean isXSSFWorkbook = !(wb instanceof HSSFWorkbook);
+        Map<String, PictureData> pictures;
+        if (isXSSFWorkbook) {
+            pictures = getSheetPictures07((XSSFSheet) sheet, (XSSFWorkbook) wb);
+        } else {
+            pictures = getSheetPictures03((HSSFSheet) sheet, (HSSFWorkbook) wb);
+        }
+        // 获取最后一个非空行的行下标，比如总行数为n，则返回的为n-1
+        int rows = sheet.getLastRowNum();
+
+        if (rows > 0) {
+            // 定义一个map用于存放excel列的序号和field.
+            Map<String, Integer> cellMap = new HashMap<String, Integer>();
+            // 获取表头
+            Row heard = sheet.getRow(titleNum);
+            for (int i = 0; i < heard.getPhysicalNumberOfCells(); i++) {
+                Cell cell = heard.getCell(i);
+                if (StringUtils.isNotNull(cell)) {
+                    String value = getCellValue(heard, i).toString();
+                    cellMap.put(value, i);
+                } else {
+                    cellMap.put(null, i);
+                }
+            }
+            // 有数据时才处理 得到类的所有field.
+            List<Object[]> fields = getFields();
+            Map<Integer, Object[]> fieldsMap = new HashMap<Integer, Object[]>();
+            for (Object[] objects : fields) {
+                Excel attr = (Excel) objects[1];
+                Integer column = cellMap.get(attr.name());
+                if (column != null) {
+                    fieldsMap.put(column, objects);
+                }
+            }
+            for (int i = titleNum + 1; i <= rows; i++) {
+                // 从第2行开始取数据,默认第一行是表头.
+                Row row = sheet.getRow(i);
+                // 判断当前行是否是空行
+                if (isRowEmpty(row)) {
+                    continue;
+                }
+                T entity = null;
+                for (Map.Entry<Integer, Object[]> entry : fieldsMap.entrySet()) {
+                    Object val = getCellValue(row, entry.getKey());
+
+                    // 如果不存在实例则新建.
+                    entity = (entity == null ? clazz.newInstance() : entity);
+                    // 从map中得到对应列的field.
+                    Field field = (Field) entry.getValue()[0];
+                    Excel attr = (Excel) entry.getValue()[1];
+                    // 取得类型,并根据对象类型设置值.
+                    Class<?> fieldType = field.getType();
+                    if (String.class == fieldType) {
+                        String s = Convert.toStr(val);
+                        if (StringUtils.endsWith(s, ".0")) {
+                            val = StringUtils.substringBefore(s, ".0");
+                        } else {
+                            String dateFormat = field.getAnnotation(Excel.class).dateFormat();
+                            if (StringUtils.isNotEmpty(dateFormat)) {
+                                val = DateUtils.parseDateToStr(dateFormat, (Date) val);
+                            } else {
+                                val = Convert.toStr(val);
+                            }
+                        }
+                    } else if ((Integer.TYPE == fieldType || Integer.class == fieldType) && StringUtils.isNumeric(Convert.toStr(val))) {
+                        val = Convert.toInt(val);
+                    } else if (Long.TYPE == fieldType || Long.class == fieldType) {
+                        val = Convert.toLong(val);
+                    } else if (Double.TYPE == fieldType || Double.class == fieldType) {
+                        val = Convert.toDouble(val);
+                    } else if (Float.TYPE == fieldType || Float.class == fieldType) {
+                        val = Convert.toFloat(val);
+                    } else if (BigDecimal.class == fieldType) {
+                        val = Convert.toBigDecimal(val);
+                    } else if (Date.class == fieldType) {
+                        if (val instanceof String) {
+                            val = DateUtils.parseDate(val);
+                        } else if (val instanceof Double) {
+                            val = DateUtil.getJavaDate((Double) val);
+                        }
+                    } else if (Boolean.TYPE == fieldType || Boolean.class == fieldType) {
+                        val = Convert.toBool(val, false);
+                    }
+                    if (StringUtils.isNotNull(fieldType)) {
+                        String propertyName = field.getName();
+                        if (StringUtils.isNotEmpty(attr.targetAttr())) {
+                            propertyName = field.getName() + "." + attr.targetAttr();
+                        } else if (StringUtils.isNotEmpty(attr.readConverterExp())) {
+                            val = reverseByExp(Convert.toStr(val), attr.readConverterExp(), attr.separator());
+                        } else if (StringUtils.isNotEmpty(attr.dictType())) {
+                            val = reverseDictByExp(Convert.toStr(val), attr.dictType(), attr.separator());
+                        } else if (!attr.handler().equals(ExcelHandlerAdapter.class)) {
+                            val = dataFormatHandlerAdapter(val, attr);
+                        } else if (ColumnType.IMAGE == attr.cellType() && StringUtils.isNotEmpty(pictures)) {
+                            PictureData image = pictures.get(row.getRowNum() + "_" + entry.getKey());
+                            if (image == null) {
+                                val = "";
+                            } else {
+                                byte[] data = image.getData();
+                                val = FileUtils.writeImportBytes(data);
+                            }
+                        }
+                        ReflectUtils.invokeSetter(entity, propertyName, val);
+                    }
+                }
+                list.add(entity);
+            }
+        }
+        return list;
+    }
+
+    /**
+     * 对list数据源将其里面的数据导入到excel表单
+     *
+     * @param list      导出数据集合
+     * @param sheetName 工作表的名称
+     * @return 结果
+     */
+    public AjaxResult exportExcel(List<T> list, String sheetName) {
+        return exportExcel(list, sheetName, StringUtils.EMPTY);
+    }
+
+    /**
+     * 对list数据源将其里面的数据导入到excel表单
+     *
+     * @param list      导出数据集合
+     * @param sheetName 工作表的名称
+     * @param title     标题
+     * @return 结果
+     */
+    public AjaxResult exportExcel(List<T> list, String sheetName, String title) {
+        init(list, sheetName, title, Type.EXPORT);
+        return exportExcel();
+    }
+
+    /**
+     * 对list数据源将其里面的数据导入到excel表单
+     *
+     * @param response  返回数据
+     * @param list      导出数据集合
+     * @param sheetName 工作表的名称
+     * @return 结果
+     * @throws IOException
+     */
+    public void exportExcel(HttpServletResponse response, List<T> list, String sheetName) {
+        exportExcel(response, list, sheetName, StringUtils.EMPTY);
+    }
+
+    /**
+     * 对list数据源将其里面的数据导入到excel表单
+     *
+     * @param response  返回数据
+     * @param list      导出数据集合
+     * @param sheetName 工作表的名称
+     * @param title     标题
+     * @return 结果
+     * @throws IOException
+     */
+    public void exportExcel(HttpServletResponse response, List<T> list, String sheetName, String title) {
+        response.setContentType("application/vnd.openxmlformats-officedocument.spreadsheetml.sheet");
+        response.setCharacterEncoding("utf-8");
+        init(list, sheetName, title, Type.EXPORT);
+        exportExcel(response);
+    }
+
+    /**
+     * 对list数据源将其里面的数据导入到excel表单
+     *
+     * @param sheetName 工作表的名称
+     * @return 结果
+     */
+    public AjaxResult importTemplateExcel(String sheetName) {
+        return importTemplateExcel(sheetName, StringUtils.EMPTY);
+    }
+
+    /**
+     * 对list数据源将其里面的数据导入到excel表单
+     *
+     * @param sheetName 工作表的名称
+     * @param title     标题
+     * @return 结果
+     */
+    public AjaxResult importTemplateExcel(String sheetName, String title) {
+        init(null, sheetName, title, Type.IMPORT);
+        return exportExcel();
+    }
+
+    /**
+     * 对list数据源将其里面的数据导入到excel表单
+     *
+     * @param sheetName 工作表的名称
+     * @return 结果
+     */
+    public void importTemplateExcel(HttpServletResponse response, String sheetName) {
+        importTemplateExcel(response, sheetName, StringUtils.EMPTY);
+    }
+
+    /**
+     * 对list数据源将其里面的数据导入到excel表单
+     *
+     * @param sheetName 工作表的名称
+     * @param title     标题
+     * @return 结果
+     */
+    public void importTemplateExcel(HttpServletResponse response, String sheetName, String title) {
+        response.setContentType("application/vnd.openxmlformats-officedocument.spreadsheetml.sheet");
+        response.setCharacterEncoding("utf-8");
+        init(null, sheetName, title, Type.IMPORT);
+        exportExcel(response);
+    }
+
+    /**
+     * 对list数据源将其里面的数据导入到excel表单
+     *
+     * @return 结果
+     */
+    public void exportExcel(HttpServletResponse response) {
+        try {
+            writeSheet();
+            wb.write(response.getOutputStream());
+        } catch (Exception e) {
+            log.error("导出Excel异常{}", e.getMessage());
+        } finally {
+            IOUtils.closeQuietly(wb);
+        }
+    }
+
+    /**
+     * 对list数据源将其里面的数据导入到excel表单
+     *
+     * @return 结果
+     */
+    public AjaxResult exportExcel() {
+        OutputStream out = null;
+        try {
+            writeSheet();
+            String filename = encodingFilename(sheetName);
+            out = new FileOutputStream(getAbsoluteFile(filename));
+            wb.write(out);
+            return AjaxResult.success(filename);
+        } catch (Exception e) {
+            log.error("导出Excel异常{}", e.getMessage());
+            throw new UtilException("导出Excel失败，请联系网站管理员！");
+        } finally {
+            IOUtils.closeQuietly(wb);
+            IOUtils.closeQuietly(out);
+        }
+    }
+
+    /**
+     * 创建写入数据到Sheet
+     */
+    public void writeSheet() {
+        // 取出一共有多少个sheet.
+        int sheetNo = Math.max(1, (int) Math.ceil(list.size() * 1.0 / sheetSize));
+        for (int index = 0; index < sheetNo; index++) {
+            createSheet(sheetNo, index);
+
+            // 产生一行
+            Row row = sheet.createRow(rownum);
+            int column = 0;
+            // 写入各个字段的列头名称
+            for (Object[] os : fields) {
+                Excel excel = (Excel) os[1];
+                createCell(excel, row, column++);
+            }
+            if (Type.EXPORT.equals(type)) {
+                fillExcelData(index, row);
+                addStatisticsRow();
+            }
+        }
+    }
+
+    /**
+     * 填充excel数据
+     *
+     * @param index 序号
+     * @param row   单元格行
+     */
+    public void fillExcelData(int index, Row row) {
+        int startNo = index * sheetSize;
+        int endNo = Math.min(startNo + sheetSize, list.size());
+        for (int i = startNo; i < endNo; i++) {
+            row = sheet.createRow(i + 1 + rownum - startNo);
+            // 得到导出对象.
+            T vo = (T) list.get(i);
+            int column = 0;
+            for (Object[] os : fields) {
+                Field field = (Field) os[0];
+                Excel excel = (Excel) os[1];
+                addCell(excel, row, vo, field, column++);
+            }
+        }
+    }
+
+    /**
+     * 创建表格样式
+     *
+     * @param wb 工作薄对象
+     * @return 样式列表
+     */
+    private Map<String, CellStyle> createStyles(Workbook wb) {
+        // 写入各条记录,每条记录对应excel表中的一行
+        Map<String, CellStyle> styles = new HashMap<String, CellStyle>();
+        CellStyle style = wb.createCellStyle();
+        style.setAlignment(HorizontalAlignment.CENTER);
+        style.setVerticalAlignment(VerticalAlignment.CENTER);
+        Font titleFont = wb.createFont();
+        titleFont.setFontName("Arial");
+        titleFont.setFontHeightInPoints((short) 16);
+        titleFont.setBold(true);
+        style.setFont(titleFont);
+        styles.put("title", style);
+
+        style = wb.createCellStyle();
+        style.setAlignment(HorizontalAlignment.CENTER);
+        style.setVerticalAlignment(VerticalAlignment.CENTER);
+        style.setBorderRight(BorderStyle.THIN);
+        style.setRightBorderColor(IndexedColors.GREY_50_PERCENT.getIndex());
+        style.setBorderLeft(BorderStyle.THIN);
+        style.setLeftBorderColor(IndexedColors.GREY_50_PERCENT.getIndex());
+        style.setBorderTop(BorderStyle.THIN);
+        style.setTopBorderColor(IndexedColors.GREY_50_PERCENT.getIndex());
+        style.setBorderBottom(BorderStyle.THIN);
+        style.setBottomBorderColor(IndexedColors.GREY_50_PERCENT.getIndex());
+        Font dataFont = wb.createFont();
+        dataFont.setFontName("Arial");
+        dataFont.setFontHeightInPoints((short) 10);
+        style.setFont(dataFont);
+        styles.put("data", style);
+
+        style = wb.createCellStyle();
+        style.cloneStyleFrom(styles.get("data"));
+        style.setAlignment(HorizontalAlignment.CENTER);
+        style.setVerticalAlignment(VerticalAlignment.CENTER);
+        style.setFillForegroundColor(IndexedColors.GREY_50_PERCENT.getIndex());
+        style.setFillPattern(FillPatternType.SOLID_FOREGROUND);
+        Font headerFont = wb.createFont();
+        headerFont.setFontName("Arial");
+        headerFont.setFontHeightInPoints((short) 10);
+        headerFont.setBold(true);
+        headerFont.setColor(IndexedColors.WHITE.getIndex());
+        style.setFont(headerFont);
+        styles.put("header", style);
+
+        style = wb.createCellStyle();
+        style.setAlignment(HorizontalAlignment.CENTER);
+        style.setVerticalAlignment(VerticalAlignment.CENTER);
+        Font totalFont = wb.createFont();
+        totalFont.setFontName("Arial");
+        totalFont.setFontHeightInPoints((short) 10);
+        style.setFont(totalFont);
+        styles.put("total", style);
+
+        style = wb.createCellStyle();
+        style.cloneStyleFrom(styles.get("data"));
+        style.setAlignment(HorizontalAlignment.LEFT);
+        styles.put("data1", style);
+
+        style = wb.createCellStyle();
+        style.cloneStyleFrom(styles.get("data"));
+        style.setAlignment(HorizontalAlignment.CENTER);
+        styles.put("data2", style);
+
+        style = wb.createCellStyle();
+        style.cloneStyleFrom(styles.get("data"));
+        style.setAlignment(HorizontalAlignment.RIGHT);
+        styles.put("data3", style);
+
+        return styles;
+    }
+
+    /**
+     * 创建单元格
+     */
+    public Cell createCell(Excel attr, Row row, int column) {
+        // 创建列
+        Cell cell = row.createCell(column);
+        // 写入列信息
+        cell.setCellValue(attr.name());
+        setDataValidation(attr, row, column);
+        cell.setCellStyle(styles.get("header"));
+        return cell;
+    }
+
+    /**
+     * 设置单元格信息
+     *
+     * @param value 单元格值
+     * @param attr  注解相关
+     * @param cell  单元格信息
+     */
+    public void setCellVo(Object value, Excel attr, Cell cell) {
+        if (ColumnType.STRING == attr.cellType()) {
+            String cellValue = Convert.toStr(value);
+            // 对于任何以表达式触发字符 =-+@开头的单元格，直接使用tab字符作为前缀，防止CSV注入。
+            if (StringUtils.containsAny(cellValue, FORMULA_STR)) {
+                cellValue = StringUtils.replaceEach(cellValue, FORMULA_STR, new String[]{"\t=", "\t-", "\t+", "\t@"});
+            }
+            cell.setCellValue(StringUtils.isNull(cellValue) ? attr.defaultValue() : cellValue + attr.suffix());
+        } else if (ColumnType.NUMERIC == attr.cellType()) {
+            if (StringUtils.isNotNull(value)) {
+                cell.setCellValue(StringUtils.contains(Convert.toStr(value), ".") ? Convert.toDouble(value) : Convert.toInt(value));
+            }
+        } else if (ColumnType.IMAGE == attr.cellType()) {
+            ClientAnchor anchor = new XSSFClientAnchor(0, 0, 0, 0, (short) cell.getColumnIndex(), cell.getRow().getRowNum(), (short) (cell.getColumnIndex() + 1), cell.getRow().getRowNum() + 1);
+            String imagePath = Convert.toStr(value);
+            if (StringUtils.isNotEmpty(imagePath)) {
+                byte[] data = ImageUtils.getImage(imagePath);
+                getDrawingPatriarch(cell.getSheet()).createPicture(anchor,
+                        cell.getSheet().getWorkbook().addPicture(data, getImageType(data)));
+            }
+        }
+    }
+
+    /**
+     * 获取图片类型,设置图片插入类型
+     */
+    public int getImageType(byte[] value) {
+        String type = FileTypeUtils.getFileExtendName(value);
+        if ("JPG".equalsIgnoreCase(type)) {
+            return Workbook.PICTURE_TYPE_JPEG;
+        } else if ("PNG".equalsIgnoreCase(type)) {
+            return Workbook.PICTURE_TYPE_PNG;
+        }
+        return Workbook.PICTURE_TYPE_JPEG;
+    }
+
+    /**
+     * 创建表格样式
+     */
+    public void setDataValidation(Excel attr, Row row, int column) {
+        if (attr.name().indexOf("注：") >= 0) {
+            sheet.setColumnWidth(column, 6000);
+        } else {
+            // 设置列宽
+            sheet.setColumnWidth(column, (int) ((attr.width() + 0.72) * 256));
+        }
+        // 如果设置了提示信息则鼠标放上去提示.
+        if (StringUtils.isNotEmpty(attr.prompt())) {
+            // 这里默认设了2-101列提示.
+            setXSSFPrompt(sheet, "", attr.prompt(), 1, 100, column, column);
+        }
+        // 如果设置了combo属性则本列只能选择不能输入
+        if (attr.combo().length > 0) {
+            // 这里默认设了2-101列只能选择不能输入.
+            setXSSFValidation(sheet, attr.combo(), 1, 100, column, column);
+        }
+    }
+
+    /**
+     * 添加单元格
+     */
+    public Cell addCell(Excel attr, Row row, T vo, Field field, int column) {
+        Cell cell = null;
+        try {
+            // 设置行高
+            row.setHeight(maxHeight);
+            // 根据Excel中设置情况决定是否导出,有些情况需要保持为空,希望用户填写这一列.
+            if (attr.isExport()) {
+                // 创建cell
+                cell = row.createCell(column);
+                int align = attr.align().value();
+                cell.setCellStyle(styles.get("data" + (align >= 1 && align <= 3 ? align : "")));
+
+                // 用于读取对象中的属性
+                Object value = getTargetValue(vo, field, attr);
+                String dateFormat = attr.dateFormat();
+                String readConverterExp = attr.readConverterExp();
+                String separator = attr.separator();
+                String dictType = attr.dictType();
+                if (StringUtils.isNotEmpty(dateFormat) && StringUtils.isNotNull(value)) {
+                    cell.setCellValue(DateUtils.parseDateToStr(dateFormat, (Date) value));
+                } else if (StringUtils.isNotEmpty(readConverterExp) && StringUtils.isNotNull(value)) {
+                    cell.setCellValue(convertByExp(Convert.toStr(value), readConverterExp, separator));
+                } else if (StringUtils.isNotEmpty(dictType) && StringUtils.isNotNull(value)) {
+                    cell.setCellValue(convertDictByExp(Convert.toStr(value), dictType, separator));
+                } else if (value instanceof BigDecimal && -1 != attr.scale()) {
+                    cell.setCellValue((((BigDecimal) value).setScale(attr.scale(), attr.roundingMode())).toString());
+                } else if (!attr.handler().equals(ExcelHandlerAdapter.class)) {
+                    cell.setCellValue(dataFormatHandlerAdapter(value, attr));
+                } else {
+                    // 设置列类型
+                    setCellVo(value, attr, cell);
+                }
+                addStatisticsData(column, Convert.toStr(value), attr);
+            }
+        } catch (Exception e) {
+            log.error("导出Excel失败{}", e);
+        }
+        return cell;
+    }
+
+    /**
+     * 设置 POI XSSFSheet 单元格提示
+     *
+     * @param sheet         表单
+     * @param promptTitle   提示标题
+     * @param promptContent 提示内容
+     * @param firstRow      开始行
+     * @param endRow        结束行
+     * @param firstCol      开始列
+     * @param endCol        结束列
+     */
+    public void setXSSFPrompt(Sheet sheet, String promptTitle, String promptContent, int firstRow, int endRow,
+                              int firstCol, int endCol) {
+        DataValidationHelper helper = sheet.getDataValidationHelper();
+        DataValidationConstraint constraint = helper.createCustomConstraint("DD1");
+        CellRangeAddressList regions = new CellRangeAddressList(firstRow, endRow, firstCol, endCol);
+        DataValidation dataValidation = helper.createValidation(constraint, regions);
+        dataValidation.createPromptBox(promptTitle, promptContent);
+        dataValidation.setShowPromptBox(true);
+        sheet.addValidationData(dataValidation);
+    }
+
+    /**
+     * 设置某些列的值只能输入预制的数据,显示下拉框.
+     *
+     * @param sheet    要设置的sheet.
+     * @param textlist 下拉框显示的内容
+     * @param firstRow 开始行
+     * @param endRow   结束行
+     * @param firstCol 开始列
+     * @param endCol   结束列
+     * @return 设置好的sheet.
+     */
+    public void setXSSFValidation(Sheet sheet, String[] textlist, int firstRow, int endRow, int firstCol, int endCol) {
+        DataValidationHelper helper = sheet.getDataValidationHelper();
+        // 加载下拉列表内容
+        DataValidationConstraint constraint = helper.createExplicitListConstraint(textlist);
+        // 设置数据有效性加载在哪个单元格上,四个参数分别是：起始行、终止行、起始列、终止列
+        CellRangeAddressList regions = new CellRangeAddressList(firstRow, endRow, firstCol, endCol);
+        // 数据有效性对象
+        DataValidation dataValidation = helper.createValidation(constraint, regions);
+        // 处理Excel兼容性问题
+        if (dataValidation instanceof XSSFDataValidation) {
+            dataValidation.setSuppressDropDownArrow(true);
+            dataValidation.setShowErrorBox(true);
+        } else {
+            dataValidation.setSuppressDropDownArrow(false);
+        }
+
+        sheet.addValidationData(dataValidation);
+    }
+
+    /**
+     * 数据处理器
+     *
+     * @param value 数据值
+     * @param excel 数据注解
+     * @return
+     */
+    public String dataFormatHandlerAdapter(Object value, Excel excel) {
+        try {
+            Object instance = excel.handler().newInstance();
+            Method formatMethod = excel.handler().getMethod("format", new Class[]{Object.class, String[].class});
+            value = formatMethod.invoke(instance, value, excel.args());
+        } catch (Exception e) {
+            log.error("不能格式化数据 " + excel.handler(), e.getMessage());
+        }
+        return Convert.toStr(value);
+    }
+
+    /**
+     * 合计统计信息
+     */
+    private void addStatisticsData(Integer index, String text, Excel entity) {
+        if (entity != null && entity.isStatistics()) {
+            Double temp = 0D;
+            if (!statistics.containsKey(index)) {
+                statistics.put(index, temp);
+            }
+            try {
+                temp = Double.valueOf(text);
+            } catch (NumberFormatException e) {
+            }
+            statistics.put(index, statistics.get(index) + temp);
+        }
+    }
+
+    /**
+     * 创建统计行
+     */
+    public void addStatisticsRow() {
+        if (statistics.size() > 0) {
+            Row row = sheet.createRow(sheet.getLastRowNum() + 1);
+            Set<Integer> keys = statistics.keySet();
+            Cell cell = row.createCell(0);
+            cell.setCellStyle(styles.get("total"));
+            cell.setCellValue("合计");
+
+            for (Integer key : keys) {
+                cell = row.createCell(key);
+                cell.setCellStyle(styles.get("total"));
+                cell.setCellValue(DOUBLE_FORMAT.format(statistics.get(key)));
+            }
+            statistics.clear();
+        }
+    }
+
+    /**
+     * 编码文件名
+     */
+    public String encodingFilename(String filename) {
+        filename = UUID.randomUUID().toString() + "_" + filename + ".xlsx";
+        return filename;
+    }
+
+    /**
+     * 获取下载路径
+     *
+     * @param filename 文件名称
+     */
+    public String getAbsoluteFile(String filename) {
+        String downloadPath = AiBirdSysConfig.getDownloadPath() + filename;
+        File desc = new File(downloadPath);
+        if (!desc.getParentFile().exists()) {
+            desc.getParentFile().mkdirs();
+        }
+        return downloadPath;
+    }
+
+    /**
+     * 获取bean中的属性值
+     *
+     * @param vo    实体对象
+     * @param field 字段
+     * @param excel 注解
+     * @return 最终的属性值
+     * @throws Exception
+     */
+    private Object getTargetValue(T vo, Field field, Excel excel) throws Exception {
+        Object o = field.get(vo);
+        if (StringUtils.isNotEmpty(excel.targetAttr())) {
+            String target = excel.targetAttr();
+            if (target.indexOf(".") > -1) {
+                String[] targets = target.split("[.]");
+                for (String name : targets) {
+                    o = getValue(o, name);
+                }
+            } else {
+                o = getValue(o, target);
+            }
+        }
+        return o;
+    }
+
+    /**
+     * 以类的属性的get方法方法形式获取值
+     *
+     * @param o
+     * @param name
+     * @return value
+     * @throws Exception
+     */
+    private Object getValue(Object o, String name) throws Exception {
+        if (StringUtils.isNotNull(o) && StringUtils.isNotEmpty(name)) {
+            Class<?> clazz = o.getClass();
+            Field field = clazz.getDeclaredField(name);
+            field.setAccessible(true);
+            o = field.get(o);
+        }
+        return o;
+    }
+
+    /**
+     * 得到所有定义字段
+     */
+    private void createExcelField() {
+        fields = getFields();
+        fields = fields.stream().sorted(Comparator.comparing(objects -> ((Excel) objects[1]).sort())).collect(Collectors.toList());
+        maxHeight = getRowHeight();
+    }
+
+    /**
+     * 获取字段注解信息
+     */
+    public List<Object[]> getFields() {
+        List<Object[]> fields = new ArrayList<Object[]>();
+        List<Field> tempFields = new ArrayList<>();
+        tempFields.addAll(Arrays.asList(clazz.getSuperclass().getDeclaredFields()));
+        tempFields.addAll(Arrays.asList(clazz.getDeclaredFields()));
+        for (Field field : tempFields) {
+            // 单注解
+            if (field.isAnnotationPresent(Excel.class)) {
+                Excel attr = field.getAnnotation(Excel.class);
+                if (attr != null && (attr.type() == Type.ALL || attr.type() == type)) {
+                    field.setAccessible(true);
+                    fields.add(new Object[]{field, attr});
+                }
+            }
+
+            // 多注解
+            if (field.isAnnotationPresent(Excels.class)) {
+                Excels attrs = field.getAnnotation(Excels.class);
+                Excel[] excels = attrs.value();
+                for (Excel attr : excels) {
+                    if (attr != null && (attr.type() == Type.ALL || attr.type() == type)) {
+                        field.setAccessible(true);
+                        fields.add(new Object[]{field, attr});
+                    }
+                }
+            }
+        }
+        return fields;
+    }
+
+    /**
+     * 根据注解获取最大行高
+     */
+    public short getRowHeight() {
+        double maxHeight = 0;
+        for (Object[] os : fields) {
+            Excel excel = (Excel) os[1];
+            maxHeight = maxHeight > excel.height() ? maxHeight : excel.height();
+        }
+        return (short) (maxHeight * 20);
+    }
+
+    /**
+     * 创建一个工作簿
+     */
+    public void createWorkbook() {
+        wb = new SXSSFWorkbook(500);
+        sheet = wb.createSheet();
+        wb.setSheetName(0, sheetName);
+        styles = createStyles(wb);
+    }
+
+    /**
+     * 创建工作表
+     *
+     * @param sheetNo sheet数量
+     * @param index   序号
+     */
+    public void createSheet(int sheetNo, int index) {
+        // 设置工作表的名称.
+        if (sheetNo > 1 && index > 0) {
+            sheet = wb.createSheet();
+            createTitle();
+            wb.setSheetName(index, sheetName + index);
+        }
+    }
+
+    /**
+     * 获取单元格值
+     *
+     * @param row    获取的行
+     * @param column 获取单元格列号
+     * @return 单元格值
+     */
+    public Object getCellValue(Row row, int column) {
+        if (row == null) {
+            return row;
+        }
+        Object val = "";
+        try {
+            Cell cell = row.getCell(column);
+            if (StringUtils.isNotNull(cell)) {
+                if (cell.getCellType() == CellType.NUMERIC || cell.getCellType() == CellType.FORMULA) {
+                    val = cell.getNumericCellValue();
+                    if (DateUtil.isCellDateFormatted(cell)) {
+                        val = DateUtil.getJavaDate((Double) val); // POI Excel 日期格式转换
+                    } else {
+                        if ((Double) val % 1 != 0) {
+                            val = new BigDecimal(val.toString());
+                        } else {
+                            val = new DecimalFormat("0").format(val);
+                        }
+                    }
+                } else if (cell.getCellType() == CellType.STRING) {
+                    val = cell.getStringCellValue();
+                } else if (cell.getCellType() == CellType.BOOLEAN) {
+                    val = cell.getBooleanCellValue();
+                } else if (cell.getCellType() == CellType.ERROR) {
+                    val = cell.getErrorCellValue();
+                }
+
+            }
+        } catch (Exception e) {
+            return val;
+        }
+        return val;
+    }
+
+    /**
+     * 判断是否是空行
+     *
+     * @param row 判断的行
+     * @return
+     */
+    private boolean isRowEmpty(Row row) {
+        if (row == null) {
+            return true;
+        }
+        for (int i = row.getFirstCellNum(); i < row.getLastCellNum(); i++) {
+            Cell cell = row.getCell(i);
+            if (cell != null && cell.getCellType() != CellType.BLANK) {
+                return false;
+            }
+        }
+        return true;
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/reflect/ReflectUtils.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/reflect/ReflectUtils.java
new file mode 100644
index 0000000..5135a97
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/reflect/ReflectUtils.java
@@ -0,0 +1,410 @@
+package net.hzvtc.common.utils.reflect;
+
+import java.lang.reflect.Field;
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
+import java.lang.reflect.Modifier;
+import java.lang.reflect.ParameterizedType;
+import java.lang.reflect.Type;
+import java.util.Date;
+import org.apache.commons.lang3.StringUtils;
+import org.apache.commons.lang3.Validate;
+import org.apache.poi.ss.usermodel.DateUtil;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import net.hzvtc.common.core.text.Convert;
+import net.hzvtc.common.utils.DateUtils;
+
+/**
+ * 反射工具类. 提供调用getter/setter方法, 访问私有变量, 调用私有方法, 获取泛型类型Class, 被AOP过的真实类等工具函数.
+ * 
+ * @author admin
+ */
+@SuppressWarnings("rawtypes")
+public class ReflectUtils
+{
+    private static final String SETTER_PREFIX = "set";
+
+    private static final String GETTER_PREFIX = "get";
+
+    private static final String CGLIB_CLASS_SEPARATOR = "$$";
+
+    private static Logger logger = LoggerFactory.getLogger(ReflectUtils.class);
+
+    /**
+     * 调用Getter方法.
+     * 支持多级，如：对象名.对象名.方法
+     */
+    @SuppressWarnings("unchecked")
+    public static <E> E invokeGetter(Object obj, String propertyName)
+    {
+        Object object = obj;
+        for (String name : StringUtils.split(propertyName, "."))
+        {
+            String getterMethodName = GETTER_PREFIX + StringUtils.capitalize(name);
+            object = invokeMethod(object, getterMethodName, new Class[] {}, new Object[] {});
+        }
+        return (E) object;
+    }
+
+    /**
+     * 调用Setter方法, 仅匹配方法名。
+     * 支持多级，如：对象名.对象名.方法
+     */
+    public static <E> void invokeSetter(Object obj, String propertyName, E value)
+    {
+        Object object = obj;
+        String[] names = StringUtils.split(propertyName, ".");
+        for (int i = 0; i < names.length; i++)
+        {
+            if (i < names.length - 1)
+            {
+                String getterMethodName = GETTER_PREFIX + StringUtils.capitalize(names[i]);
+                object = invokeMethod(object, getterMethodName, new Class[] {}, new Object[] {});
+            }
+            else
+            {
+                String setterMethodName = SETTER_PREFIX + StringUtils.capitalize(names[i]);
+                invokeMethodByName(object, setterMethodName, new Object[] { value });
+            }
+        }
+    }
+
+    /**
+     * 直接读取对象属性值, 无视private/protected修饰符, 不经过getter函数.
+     */
+    @SuppressWarnings("unchecked")
+    public static <E> E getFieldValue(final Object obj, final String fieldName)
+    {
+        Field field = getAccessibleField(obj, fieldName);
+        if (field == null)
+        {
+            logger.debug("在 [" + obj.getClass() + "] 中，没有找到 [" + fieldName + "] 字段 ");
+            return null;
+        }
+        E result = null;
+        try
+        {
+            result = (E) field.get(obj);
+        }
+        catch (IllegalAccessException e)
+        {
+            logger.error("不可能抛出的异常{}", e.getMessage());
+        }
+        return result;
+    }
+
+    /**
+     * 直接设置对象属性值, 无视private/protected修饰符, 不经过setter函数.
+     */
+    public static <E> void setFieldValue(final Object obj, final String fieldName, final E value)
+    {
+        Field field = getAccessibleField(obj, fieldName);
+        if (field == null)
+        {
+            // throw new IllegalArgumentException("在 [" + obj.getClass() + "] 中，没有找到 [" + fieldName + "] 字段 ");
+            logger.debug("在 [" + obj.getClass() + "] 中，没有找到 [" + fieldName + "] 字段 ");
+            return;
+        }
+        try
+        {
+            field.set(obj, value);
+        }
+        catch (IllegalAccessException e)
+        {
+            logger.error("不可能抛出的异常: {}", e.getMessage());
+        }
+    }
+
+    /**
+     * 直接调用对象方法, 无视private/protected修饰符.
+     * 用于一次性调用的情况，否则应使用getAccessibleMethod()函数获得Method后反复调用.
+     * 同时匹配方法名+参数类型，
+     */
+    @SuppressWarnings("unchecked")
+    public static <E> E invokeMethod(final Object obj, final String methodName, final Class<?>[] parameterTypes,
+            final Object[] args)
+    {
+        if (obj == null || methodName == null)
+        {
+            return null;
+        }
+        Method method = getAccessibleMethod(obj, methodName, parameterTypes);
+        if (method == null)
+        {
+            logger.debug("在 [" + obj.getClass() + "] 中，没有找到 [" + methodName + "] 方法 ");
+            return null;
+        }
+        try
+        {
+            return (E) method.invoke(obj, args);
+        }
+        catch (Exception e)
+        {
+            String msg = "method: " + method + ", obj: " + obj + ", args: " + args + "";
+            throw convertReflectionExceptionToUnchecked(msg, e);
+        }
+    }
+
+    /**
+     * 直接调用对象方法, 无视private/protected修饰符，
+     * 用于一次性调用的情况，否则应使用getAccessibleMethodByName()函数获得Method后反复调用.
+     * 只匹配函数名，如果有多个同名函数调用第一个。
+     */
+    @SuppressWarnings("unchecked")
+    public static <E> E invokeMethodByName(final Object obj, final String methodName, final Object[] args)
+    {
+        Method method = getAccessibleMethodByName(obj, methodName, args.length);
+        if (method == null)
+        {
+            // 如果为空不报错，直接返回空。
+            logger.debug("在 [" + obj.getClass() + "] 中，没有找到 [" + methodName + "] 方法 ");
+            return null;
+        }
+        try
+        {
+            // 类型转换（将参数数据类型转换为目标方法参数类型）
+            Class<?>[] cs = method.getParameterTypes();
+            for (int i = 0; i < cs.length; i++)
+            {
+                if (args[i] != null && !args[i].getClass().equals(cs[i]))
+                {
+                    if (cs[i] == String.class)
+                    {
+                        args[i] = Convert.toStr(args[i]);
+                        if (StringUtils.endsWith((String) args[i], ".0"))
+                        {
+                            args[i] = StringUtils.substringBefore((String) args[i], ".0");
+                        }
+                    }
+                    else if (cs[i] == Integer.class)
+                    {
+                        args[i] = Convert.toInt(args[i]);
+                    }
+                    else if (cs[i] == Long.class)
+                    {
+                        args[i] = Convert.toLong(args[i]);
+                    }
+                    else if (cs[i] == Double.class)
+                    {
+                        args[i] = Convert.toDouble(args[i]);
+                    }
+                    else if (cs[i] == Float.class)
+                    {
+                        args[i] = Convert.toFloat(args[i]);
+                    }
+                    else if (cs[i] == Date.class)
+                    {
+                        if (args[i] instanceof String)
+                        {
+                            args[i] = DateUtils.parseDate(args[i]);
+                        }
+                        else
+                        {
+                            args[i] = DateUtil.getJavaDate((Double) args[i]);
+                        }
+                    }
+                    else if (cs[i] == boolean.class || cs[i] == Boolean.class)
+                    {
+                        args[i] = Convert.toBool(args[i]);
+                    }
+                }
+            }
+            return (E) method.invoke(obj, args);
+        }
+        catch (Exception e)
+        {
+            String msg = "method: " + method + ", obj: " + obj + ", args: " + args + "";
+            throw convertReflectionExceptionToUnchecked(msg, e);
+        }
+    }
+
+    /**
+     * 循环向上转型, 获取对象的DeclaredField, 并强制设置为可访问.
+     * 如向上转型到Object仍无法找到, 返回null.
+     */
+    public static Field getAccessibleField(final Object obj, final String fieldName)
+    {
+        // 为空不报错。直接返回 null
+        if (obj == null)
+        {
+            return null;
+        }
+        Validate.notBlank(fieldName, "fieldName can't be blank");
+        for (Class<?> superClass = obj.getClass(); superClass != Object.class; superClass = superClass.getSuperclass())
+        {
+            try
+            {
+                Field field = superClass.getDeclaredField(fieldName);
+                makeAccessible(field);
+                return field;
+            }
+            catch (NoSuchFieldException e)
+            {
+                continue;
+            }
+        }
+        return null;
+    }
+
+    /**
+     * 循环向上转型, 获取对象的DeclaredMethod,并强制设置为可访问.
+     * 如向上转型到Object仍无法找到, 返回null.
+     * 匹配函数名+参数类型。
+     * 用于方法需要被多次调用的情况. 先使用本函数先取得Method,然后调用Method.invoke(Object obj, Object... args)
+     */
+    public static Method getAccessibleMethod(final Object obj, final String methodName,
+            final Class<?>... parameterTypes)
+    {
+        // 为空不报错。直接返回 null
+        if (obj == null)
+        {
+            return null;
+        }
+        Validate.notBlank(methodName, "methodName can't be blank");
+        for (Class<?> searchType = obj.getClass(); searchType != Object.class; searchType = searchType.getSuperclass())
+        {
+            try
+            {
+                Method method = searchType.getDeclaredMethod(methodName, parameterTypes);
+                makeAccessible(method);
+                return method;
+            }
+            catch (NoSuchMethodException e)
+            {
+                continue;
+            }
+        }
+        return null;
+    }
+
+    /**
+     * 循环向上转型, 获取对象的DeclaredMethod,并强制设置为可访问.
+     * 如向上转型到Object仍无法找到, 返回null.
+     * 只匹配函数名。
+     * 用于方法需要被多次调用的情况. 先使用本函数先取得Method,然后调用Method.invoke(Object obj, Object... args)
+     */
+    public static Method getAccessibleMethodByName(final Object obj, final String methodName, int argsNum)
+    {
+        // 为空不报错。直接返回 null
+        if (obj == null)
+        {
+            return null;
+        }
+        Validate.notBlank(methodName, "methodName can't be blank");
+        for (Class<?> searchType = obj.getClass(); searchType != Object.class; searchType = searchType.getSuperclass())
+        {
+            Method[] methods = searchType.getDeclaredMethods();
+            for (Method method : methods)
+            {
+                if (method.getName().equals(methodName) && method.getParameterTypes().length == argsNum)
+                {
+                    makeAccessible(method);
+                    return method;
+                }
+            }
+        }
+        return null;
+    }
+
+    /**
+     * 改变private/protected的方法为public，尽量不调用实际改动的语句，避免JDK的SecurityManager抱怨。
+     */
+    public static void makeAccessible(Method method)
+    {
+        if ((!Modifier.isPublic(method.getModifiers()) || !Modifier.isPublic(method.getDeclaringClass().getModifiers()))
+                && !method.isAccessible())
+        {
+            method.setAccessible(true);
+        }
+    }
+
+    /**
+     * 改变private/protected的成员变量为public，尽量不调用实际改动的语句，避免JDK的SecurityManager抱怨。
+     */
+    public static void makeAccessible(Field field)
+    {
+        if ((!Modifier.isPublic(field.getModifiers()) || !Modifier.isPublic(field.getDeclaringClass().getModifiers())
+                || Modifier.isFinal(field.getModifiers())) && !field.isAccessible())
+        {
+            field.setAccessible(true);
+        }
+    }
+
+    /**
+     * 通过反射, 获得Class定义中声明的泛型参数的类型, 注意泛型必须定义在父类处
+     * 如无法找到, 返回Object.class.
+     */
+    @SuppressWarnings("unchecked")
+    public static <T> Class<T> getClassGenricType(final Class clazz)
+    {
+        return getClassGenricType(clazz, 0);
+    }
+
+    /**
+     * 通过反射, 获得Class定义中声明的父类的泛型参数的类型.
+     * 如无法找到, 返回Object.class.
+     */
+    public static Class getClassGenricType(final Class clazz, final int index)
+    {
+        Type genType = clazz.getGenericSuperclass();
+
+        if (!(genType instanceof ParameterizedType))
+        {
+            logger.debug(clazz.getSimpleName() + "'s superclass not ParameterizedType");
+            return Object.class;
+        }
+
+        Type[] params = ((ParameterizedType) genType).getActualTypeArguments();
+
+        if (index >= params.length || index < 0)
+        {
+            logger.debug("Index: " + index + ", Size of " + clazz.getSimpleName() + "'s Parameterized Type: "
+                    + params.length);
+            return Object.class;
+        }
+        if (!(params[index] instanceof Class))
+        {
+            logger.debug(clazz.getSimpleName() + " not set the actual class on superclass generic parameter");
+            return Object.class;
+        }
+
+        return (Class) params[index];
+    }
+
+    public static Class<?> getUserClass(Object instance)
+    {
+        if (instance == null)
+        {
+            throw new RuntimeException("Instance must not be null");
+        }
+        Class clazz = instance.getClass();
+        if (clazz != null && clazz.getName().contains(CGLIB_CLASS_SEPARATOR))
+        {
+            Class<?> superClass = clazz.getSuperclass();
+            if (superClass != null && !Object.class.equals(superClass))
+            {
+                return superClass;
+            }
+        }
+        return clazz;
+
+    }
+
+    /**
+     * 将反射时的checked exception转换为unchecked exception.
+     */
+    public static RuntimeException convertReflectionExceptionToUnchecked(String msg, Exception e)
+    {
+        if (e instanceof IllegalAccessException || e instanceof IllegalArgumentException
+                || e instanceof NoSuchMethodException)
+        {
+            return new IllegalArgumentException(msg, e);
+        }
+        else if (e instanceof InvocationTargetException)
+        {
+            return new RuntimeException(msg, ((InvocationTargetException) e).getTargetException());
+        }
+        return new RuntimeException(msg, e);
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/sign/Base64.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/sign/Base64.java
new file mode 100644
index 0000000..bc9db4a
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/sign/Base64.java
@@ -0,0 +1,291 @@
+package net.hzvtc.common.utils.sign;
+
+/**
+ * Base64工具类
+ * 
+ * @author admin
+ */
+public final class Base64
+{
+    static private final int     BASELENGTH           = 128;
+    static private final int     LOOKUPLENGTH         = 64;
+    static private final int     TWENTYFOURBITGROUP   = 24;
+    static private final int     EIGHTBIT             = 8;
+    static private final int     SIXTEENBIT           = 16;
+    static private final int     FOURBYTE             = 4;
+    static private final int     SIGN                 = -128;
+    static private final char    PAD                  = '=';
+    static final private byte[]  base64Alphabet       = new byte[BASELENGTH];
+    static final private char[]  lookUpBase64Alphabet = new char[LOOKUPLENGTH];
+
+    static
+    {
+        for (int i = 0; i < BASELENGTH; ++i)
+        {
+            base64Alphabet[i] = -1;
+        }
+        for (int i = 'Z'; i >= 'A'; i--)
+        {
+            base64Alphabet[i] = (byte) (i - 'A');
+        }
+        for (int i = 'z'; i >= 'a'; i--)
+        {
+            base64Alphabet[i] = (byte) (i - 'a' + 26);
+        }
+
+        for (int i = '9'; i >= '0'; i--)
+        {
+            base64Alphabet[i] = (byte) (i - '0' + 52);
+        }
+
+        base64Alphabet['+'] = 62;
+        base64Alphabet['/'] = 63;
+
+        for (int i = 0; i <= 25; i++)
+        {
+            lookUpBase64Alphabet[i] = (char) ('A' + i);
+        }
+
+        for (int i = 26, j = 0; i <= 51; i++, j++)
+        {
+            lookUpBase64Alphabet[i] = (char) ('a' + j);
+        }
+
+        for (int i = 52, j = 0; i <= 61; i++, j++)
+        {
+            lookUpBase64Alphabet[i] = (char) ('0' + j);
+        }
+        lookUpBase64Alphabet[62] = (char) '+';
+        lookUpBase64Alphabet[63] = (char) '/';
+    }
+
+    private static boolean isWhiteSpace(char octect)
+    {
+        return (octect == 0x20 || octect == 0xd || octect == 0xa || octect == 0x9);
+    }
+
+    private static boolean isPad(char octect)
+    {
+        return (octect == PAD);
+    }
+
+    private static boolean isData(char octect)
+    {
+        return (octect < BASELENGTH && base64Alphabet[octect] != -1);
+    }
+
+    /**
+     * Encodes hex octects into Base64
+     *
+     * @param binaryData Array containing binaryData
+     * @return Encoded Base64 array
+     */
+    public static String encode(byte[] binaryData)
+    {
+        if (binaryData == null)
+        {
+            return null;
+        }
+
+        int lengthDataBits = binaryData.length * EIGHTBIT;
+        if (lengthDataBits == 0)
+        {
+            return "";
+        }
+
+        int fewerThan24bits = lengthDataBits % TWENTYFOURBITGROUP;
+        int numberTriplets = lengthDataBits / TWENTYFOURBITGROUP;
+        int numberQuartet = fewerThan24bits != 0 ? numberTriplets + 1 : numberTriplets;
+        char encodedData[] = null;
+
+        encodedData = new char[numberQuartet * 4];
+
+        byte k = 0, l = 0, b1 = 0, b2 = 0, b3 = 0;
+
+        int encodedIndex = 0;
+        int dataIndex = 0;
+
+        for (int i = 0; i < numberTriplets; i++)
+        {
+            b1 = binaryData[dataIndex++];
+            b2 = binaryData[dataIndex++];
+            b3 = binaryData[dataIndex++];
+
+            l = (byte) (b2 & 0x0f);
+            k = (byte) (b1 & 0x03);
+
+            byte val1 = ((b1 & SIGN) == 0) ? (byte) (b1 >> 2) : (byte) ((b1) >> 2 ^ 0xc0);
+            byte val2 = ((b2 & SIGN) == 0) ? (byte) (b2 >> 4) : (byte) ((b2) >> 4 ^ 0xf0);
+            byte val3 = ((b3 & SIGN) == 0) ? (byte) (b3 >> 6) : (byte) ((b3) >> 6 ^ 0xfc);
+
+            encodedData[encodedIndex++] = lookUpBase64Alphabet[val1];
+            encodedData[encodedIndex++] = lookUpBase64Alphabet[val2 | (k << 4)];
+            encodedData[encodedIndex++] = lookUpBase64Alphabet[(l << 2) | val3];
+            encodedData[encodedIndex++] = lookUpBase64Alphabet[b3 & 0x3f];
+        }
+
+        // form integral number of 6-bit groups
+        if (fewerThan24bits == EIGHTBIT)
+        {
+            b1 = binaryData[dataIndex];
+            k = (byte) (b1 & 0x03);
+            byte val1 = ((b1 & SIGN) == 0) ? (byte) (b1 >> 2) : (byte) ((b1) >> 2 ^ 0xc0);
+            encodedData[encodedIndex++] = lookUpBase64Alphabet[val1];
+            encodedData[encodedIndex++] = lookUpBase64Alphabet[k << 4];
+            encodedData[encodedIndex++] = PAD;
+            encodedData[encodedIndex++] = PAD;
+        }
+        else if (fewerThan24bits == SIXTEENBIT)
+        {
+            b1 = binaryData[dataIndex];
+            b2 = binaryData[dataIndex + 1];
+            l = (byte) (b2 & 0x0f);
+            k = (byte) (b1 & 0x03);
+
+            byte val1 = ((b1 & SIGN) == 0) ? (byte) (b1 >> 2) : (byte) ((b1) >> 2 ^ 0xc0);
+            byte val2 = ((b2 & SIGN) == 0) ? (byte) (b2 >> 4) : (byte) ((b2) >> 4 ^ 0xf0);
+
+            encodedData[encodedIndex++] = lookUpBase64Alphabet[val1];
+            encodedData[encodedIndex++] = lookUpBase64Alphabet[val2 | (k << 4)];
+            encodedData[encodedIndex++] = lookUpBase64Alphabet[l << 2];
+            encodedData[encodedIndex++] = PAD;
+        }
+        return new String(encodedData);
+    }
+
+    /**
+     * Decodes Base64 data into octects
+     *
+     * @param encoded string containing Base64 data
+     * @return Array containind decoded data.
+     */
+    public static byte[] decode(String encoded)
+    {
+        if (encoded == null)
+        {
+            return null;
+        }
+
+        char[] base64Data = encoded.toCharArray();
+        // remove white spaces
+        int len = removeWhiteSpace(base64Data);
+
+        if (len % FOURBYTE != 0)
+        {
+            return null;// should be divisible by four
+        }
+
+        int numberQuadruple = (len / FOURBYTE);
+
+        if (numberQuadruple == 0)
+        {
+            return new byte[0];
+        }
+
+        byte decodedData[] = null;
+        byte b1 = 0, b2 = 0, b3 = 0, b4 = 0;
+        char d1 = 0, d2 = 0, d3 = 0, d4 = 0;
+
+        int i = 0;
+        int encodedIndex = 0;
+        int dataIndex = 0;
+        decodedData = new byte[(numberQuadruple) * 3];
+
+        for (; i < numberQuadruple - 1; i++)
+        {
+
+            if (!isData((d1 = base64Data[dataIndex++])) || !isData((d2 = base64Data[dataIndex++]))
+                    || !isData((d3 = base64Data[dataIndex++])) || !isData((d4 = base64Data[dataIndex++])))
+            {
+                return null;
+            } // if found "no data" just return null
+
+            b1 = base64Alphabet[d1];
+            b2 = base64Alphabet[d2];
+            b3 = base64Alphabet[d3];
+            b4 = base64Alphabet[d4];
+
+            decodedData[encodedIndex++] = (byte) (b1 << 2 | b2 >> 4);
+            decodedData[encodedIndex++] = (byte) (((b2 & 0xf) << 4) | ((b3 >> 2) & 0xf));
+            decodedData[encodedIndex++] = (byte) (b3 << 6 | b4);
+        }
+
+        if (!isData((d1 = base64Data[dataIndex++])) || !isData((d2 = base64Data[dataIndex++])))
+        {
+            return null;// if found "no data" just return null
+        }
+
+        b1 = base64Alphabet[d1];
+        b2 = base64Alphabet[d2];
+
+        d3 = base64Data[dataIndex++];
+        d4 = base64Data[dataIndex++];
+        if (!isData((d3)) || !isData((d4)))
+        {// Check if they are PAD characters
+            if (isPad(d3) && isPad(d4))
+            {
+                if ((b2 & 0xf) != 0)// last 4 bits should be zero
+                {
+                    return null;
+                }
+                byte[] tmp = new byte[i * 3 + 1];
+                System.arraycopy(decodedData, 0, tmp, 0, i * 3);
+                tmp[encodedIndex] = (byte) (b1 << 2 | b2 >> 4);
+                return tmp;
+            }
+            else if (!isPad(d3) && isPad(d4))
+            {
+                b3 = base64Alphabet[d3];
+                if ((b3 & 0x3) != 0)// last 2 bits should be zero
+                {
+                    return null;
+                }
+                byte[] tmp = new byte[i * 3 + 2];
+                System.arraycopy(decodedData, 0, tmp, 0, i * 3);
+                tmp[encodedIndex++] = (byte) (b1 << 2 | b2 >> 4);
+                tmp[encodedIndex] = (byte) (((b2 & 0xf) << 4) | ((b3 >> 2) & 0xf));
+                return tmp;
+            }
+            else
+            {
+                return null;
+            }
+        }
+        else
+        { // No PAD e.g 3cQl
+            b3 = base64Alphabet[d3];
+            b4 = base64Alphabet[d4];
+            decodedData[encodedIndex++] = (byte) (b1 << 2 | b2 >> 4);
+            decodedData[encodedIndex++] = (byte) (((b2 & 0xf) << 4) | ((b3 >> 2) & 0xf));
+            decodedData[encodedIndex++] = (byte) (b3 << 6 | b4);
+
+        }
+        return decodedData;
+    }
+
+    /**
+     * remove WhiteSpace from MIME containing encoded Base64 data.
+     *
+     * @param data the byte array of base64 data (with WS)
+     * @return the new length
+     */
+    private static int removeWhiteSpace(char[] data)
+    {
+        if (data == null)
+        {
+            return 0;
+        }
+
+        // count characters that's not whitespace
+        int newSize = 0;
+        int len = data.length;
+        for (int i = 0; i < len; i++)
+        {
+            if (!isWhiteSpace(data[i]))
+            {
+                data[newSize++] = data[i];
+            }
+        }
+        return newSize;
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/sign/Md5Utils.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/sign/Md5Utils.java
new file mode 100644
index 0000000..750acba
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/sign/Md5Utils.java
@@ -0,0 +1,66 @@
+package net.hzvtc.common.utils.sign;
+
+import java.security.MessageDigest;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * Md5加密方法
+ * 
+ * @author admin
+ */
+public class Md5Utils
+{
+    private static final Logger log = LoggerFactory.getLogger(Md5Utils.class);
+
+    private static byte[] md5(String s)
+    {
+        MessageDigest algorithm;
+        try
+        {
+            algorithm = MessageDigest.getInstance("MD5");
+            algorithm.reset();
+            algorithm.update(s.getBytes("UTF-8"));
+            byte[] messageDigest = algorithm.digest();
+            return messageDigest;
+        }
+        catch (Exception e)
+        {
+            log.error("MD5 Error...", e);
+        }
+        return null;
+    }
+
+    private static final String toHex(byte hash[])
+    {
+        if (hash == null)
+        {
+            return null;
+        }
+        StringBuffer buf = new StringBuffer(hash.length * 2);
+        int i;
+
+        for (i = 0; i < hash.length; i++)
+        {
+            if ((hash[i] & 0xff) < 0x10)
+            {
+                buf.append("0");
+            }
+            buf.append(Long.toString(hash[i] & 0xff, 16));
+        }
+        return buf.toString();
+    }
+
+    public static String hash(String s)
+    {
+        try
+        {
+            return new String(toHex(md5(s)).getBytes("UTF-8"), "UTF-8");
+        }
+        catch (Exception e)
+        {
+            log.error("not supported charset...{}", e);
+            return s;
+        }
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/spring/SpringUtils.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/spring/SpringUtils.java
new file mode 100644
index 0000000..b953fc6
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/spring/SpringUtils.java
@@ -0,0 +1,146 @@
+package net.hzvtc.common.utils.spring;
+
+import org.springframework.aop.framework.AopContext;
+import org.springframework.beans.BeansException;
+import org.springframework.beans.factory.NoSuchBeanDefinitionException;
+import org.springframework.beans.factory.config.BeanFactoryPostProcessor;
+import org.springframework.beans.factory.config.ConfigurableListableBeanFactory;
+import org.springframework.context.ApplicationContext;
+import org.springframework.context.ApplicationContextAware;
+import org.springframework.stereotype.Component;
+import net.hzvtc.common.utils.StringUtils;
+
+/**
+ * spring工具类 方便在非spring管理环境中获取bean
+ * 
+ * @author admin
+ */
+@Component
+public final class SpringUtils implements BeanFactoryPostProcessor, ApplicationContextAware 
+{
+    /** Spring应用上下文环境 */
+    private static ConfigurableListableBeanFactory beanFactory;
+
+    private static ApplicationContext applicationContext;
+
+    @Override
+    public void postProcessBeanFactory(ConfigurableListableBeanFactory beanFactory) throws BeansException 
+    {
+        SpringUtils.beanFactory = beanFactory;
+    }
+
+    @Override
+    public void setApplicationContext(ApplicationContext applicationContext) throws BeansException 
+    {
+        SpringUtils.applicationContext = applicationContext;
+    }
+
+    /**
+     * 获取对象
+     *
+     * @param name
+     * @return Object 一个以所给名字注册的bean的实例
+     * @throws org.springframework.beans.BeansException
+     *
+     */
+    @SuppressWarnings("unchecked")
+    public static <T> T getBean(String name) throws BeansException
+    {
+        return (T) beanFactory.getBean(name);
+    }
+
+    /**
+     * 获取类型为requiredType的对象
+     *
+     * @param clz
+     * @return
+     * @throws org.springframework.beans.BeansException
+     *
+     */
+    public static <T> T getBean(Class<T> clz) throws BeansException
+    {
+        T result = (T) beanFactory.getBean(clz);
+        return result;
+    }
+
+    /**
+     * 如果BeanFactory包含一个与所给名称匹配的bean定义，则返回true
+     *
+     * @param name
+     * @return boolean
+     */
+    public static boolean containsBean(String name)
+    {
+        return beanFactory.containsBean(name);
+    }
+
+    /**
+     * 判断以给定名字注册的bean定义是一个singleton还是一个prototype。 如果与给定名字相应的bean定义没有被找到，将会抛出一个异常（NoSuchBeanDefinitionException）
+     *
+     * @param name
+     * @return boolean
+     * @throws org.springframework.beans.factory.NoSuchBeanDefinitionException
+     *
+     */
+    public static boolean isSingleton(String name) throws NoSuchBeanDefinitionException
+    {
+        return beanFactory.isSingleton(name);
+    }
+
+    /**
+     * @param name
+     * @return Class 注册对象的类型
+     * @throws org.springframework.beans.factory.NoSuchBeanDefinitionException
+     *
+     */
+    public static Class<?> getType(String name) throws NoSuchBeanDefinitionException
+    {
+        return beanFactory.getType(name);
+    }
+
+    /**
+     * 如果给定的bean名字在bean定义中有别名，则返回这些别名
+     *
+     * @param name
+     * @return
+     * @throws org.springframework.beans.factory.NoSuchBeanDefinitionException
+     *
+     */
+    public static String[] getAliases(String name) throws NoSuchBeanDefinitionException
+    {
+        return beanFactory.getAliases(name);
+    }
+
+    /**
+     * 获取aop代理对象
+     * 
+     * @param invoker
+     * @return
+     */
+    @SuppressWarnings("unchecked")
+    public static <T> T getAopProxy(T invoker)
+    {
+        return (T) AopContext.currentProxy();
+    }
+
+    /**
+     * 获取当前的环境配置，无配置返回null
+     *
+     * @return 当前的环境配置
+     */
+    public static String[] getActiveProfiles()
+    {
+        return applicationContext.getEnvironment().getActiveProfiles();
+    }
+
+    /**
+     * 获取当前的环境配置，当有多个环境配置时，只获取第一个
+     *
+     * @return 当前的环境配置
+     */
+    public static String getActiveProfile()
+    {
+        final String[] activeProfiles = getActiveProfiles();
+        return StringUtils.isNotEmpty(activeProfiles) ? activeProfiles[0] : null;
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/sql/SqlUtil.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/sql/SqlUtil.java
new file mode 100644
index 0000000..1f06927
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/sql/SqlUtil.java
@@ -0,0 +1,61 @@
+package net.hzvtc.common.utils.sql;
+
+import net.hzvtc.common.exception.UtilException;
+import net.hzvtc.common.utils.StringUtils;
+
+/**
+ * sql操作工具类
+ * 
+ * @author admin
+ */
+public class SqlUtil
+{
+    /**
+     * 定义常用的 sql关键字
+     */
+    public static String SQL_REGEX = "select |insert |delete |update |drop |count |exec |chr |mid |master |truncate |char |and |declare ";
+
+    /**
+     * 仅支持字母、数字、下划线、空格、逗号、小数点（支持多个字段排序）
+     */
+    public static String SQL_PATTERN = "[a-zA-Z0-9_\\ \\,\\.]+";
+
+    /**
+     * 检查字符，防止注入绕过
+     */
+    public static String escapeOrderBySql(String value)
+    {
+        if (StringUtils.isNotEmpty(value) && !isValidOrderBySql(value))
+        {
+            throw new UtilException("参数不符合规范，不能进行查询");
+        }
+        return value;
+    }
+
+    /**
+     * 验证 order by 语法是否符合规范
+     */
+    public static boolean isValidOrderBySql(String value)
+    {
+        return value.matches(SQL_PATTERN);
+    }
+
+    /**
+     * SQL关键字检查
+     */
+    public static void filterKeyword(String value)
+    {
+        if (StringUtils.isEmpty(value))
+        {
+            return;
+        }
+        String[] sqlKeywords = StringUtils.split(SQL_REGEX, "\\|");
+        for (int i = 0; i < sqlKeywords.length; i++)
+        {
+            if (StringUtils.indexOfIgnoreCase(value, sqlKeywords[i]) > -1)
+            {
+                throw new UtilException("参数存在SQL注入风险");
+            }
+        }
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/uuid/IdUtils.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/uuid/IdUtils.java
new file mode 100644
index 0000000..25bfe81
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/uuid/IdUtils.java
@@ -0,0 +1,49 @@
+package net.hzvtc.common.utils.uuid;
+
+/**
+ * ID生成器工具类
+ * 
+ * @author admin
+ */
+public class IdUtils
+{
+    /**
+     * 获取随机UUID
+     * 
+     * @return 随机UUID
+     */
+    public static String randomUUID()
+    {
+        return UUID.randomUUID().toString();
+    }
+
+    /**
+     * 简化的UUID，去掉了横线
+     * 
+     * @return 简化的UUID，去掉了横线
+     */
+    public static String simpleUUID()
+    {
+        return UUID.randomUUID().toString(true);
+    }
+
+    /**
+     * 获取随机UUID，使用性能更好的ThreadLocalRandom生成UUID
+     * 
+     * @return 随机UUID
+     */
+    public static String fastUUID()
+    {
+        return UUID.fastUUID().toString();
+    }
+
+    /**
+     * 简化的UUID，去掉了横线，使用性能更好的ThreadLocalRandom生成UUID
+     * 
+     * @return 简化的UUID，去掉了横线
+     */
+    public static String fastSimpleUUID()
+    {
+        return UUID.fastUUID().toString(true);
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/uuid/UUID.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/uuid/UUID.java
new file mode 100644
index 0000000..93cce53
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/utils/uuid/UUID.java
@@ -0,0 +1,484 @@
+package net.hzvtc.common.utils.uuid;
+
+import java.security.MessageDigest;
+import java.security.NoSuchAlgorithmException;
+import java.security.SecureRandom;
+import java.util.Random;
+import java.util.concurrent.ThreadLocalRandom;
+import net.hzvtc.common.exception.UtilException;
+
+/**
+ * 提供通用唯一识别码（universally unique identifier）（UUID）实现
+ *
+ * @author admin
+ */
+public final class UUID implements java.io.Serializable, Comparable<UUID>
+{
+    private static final long serialVersionUID = -1185015143654744140L;
+
+    /**
+     * SecureRandom 的单例
+     *
+     */
+    private static class Holder
+    {
+        static final SecureRandom numberGenerator = getSecureRandom();
+    }
+
+    /** 此UUID的最高64有效位 */
+    private final long mostSigBits;
+
+    /** 此UUID的最低64有效位 */
+    private final long leastSigBits;
+
+    /**
+     * 私有构造
+     * 
+     * @param data 数据
+     */
+    private UUID(byte[] data)
+    {
+        long msb = 0;
+        long lsb = 0;
+        assert data.length == 16 : "data must be 16 bytes in length";
+        for (int i = 0; i < 8; i++)
+        {
+            msb = (msb << 8) | (data[i] & 0xff);
+        }
+        for (int i = 8; i < 16; i++)
+        {
+            lsb = (lsb << 8) | (data[i] & 0xff);
+        }
+        this.mostSigBits = msb;
+        this.leastSigBits = lsb;
+    }
+
+    /**
+     * 使用指定的数据构造新的 UUID。
+     *
+     * @param mostSigBits 用于 {@code UUID} 的最高有效 64 位
+     * @param leastSigBits 用于 {@code UUID} 的最低有效 64 位
+     */
+    public UUID(long mostSigBits, long leastSigBits)
+    {
+        this.mostSigBits = mostSigBits;
+        this.leastSigBits = leastSigBits;
+    }
+
+    /**
+     * 获取类型 4（伪随机生成的）UUID 的静态工厂。 使用加密的本地线程伪随机数生成器生成该 UUID。
+     * 
+     * @return 随机生成的 {@code UUID}
+     */
+    public static UUID fastUUID()
+    {
+        return randomUUID(false);
+    }
+
+    /**
+     * 获取类型 4（伪随机生成的）UUID 的静态工厂。 使用加密的强伪随机数生成器生成该 UUID。
+     * 
+     * @return 随机生成的 {@code UUID}
+     */
+    public static UUID randomUUID()
+    {
+        return randomUUID(true);
+    }
+
+    /**
+     * 获取类型 4（伪随机生成的）UUID 的静态工厂。 使用加密的强伪随机数生成器生成该 UUID。
+     * 
+     * @param isSecure 是否使用{@link SecureRandom}如果是可以获得更安全的随机码，否则可以得到更好的性能
+     * @return 随机生成的 {@code UUID}
+     */
+    public static UUID randomUUID(boolean isSecure)
+    {
+        final Random ng = isSecure ? Holder.numberGenerator : getRandom();
+
+        byte[] randomBytes = new byte[16];
+        ng.nextBytes(randomBytes);
+        randomBytes[6] &= 0x0f; /* clear version */
+        randomBytes[6] |= 0x40; /* set to version 4 */
+        randomBytes[8] &= 0x3f; /* clear variant */
+        randomBytes[8] |= 0x80; /* set to IETF variant */
+        return new UUID(randomBytes);
+    }
+
+    /**
+     * 根据指定的字节数组获取类型 3（基于名称的）UUID 的静态工厂。
+     *
+     * @param name 用于构造 UUID 的字节数组。
+     *
+     * @return 根据指定数组生成的 {@code UUID}
+     */
+    public static UUID nameUUIDFromBytes(byte[] name)
+    {
+        MessageDigest md;
+        try
+        {
+            md = MessageDigest.getInstance("MD5");
+        }
+        catch (NoSuchAlgorithmException nsae)
+        {
+            throw new InternalError("MD5 not supported");
+        }
+        byte[] md5Bytes = md.digest(name);
+        md5Bytes[6] &= 0x0f; /* clear version */
+        md5Bytes[6] |= 0x30; /* set to version 3 */
+        md5Bytes[8] &= 0x3f; /* clear variant */
+        md5Bytes[8] |= 0x80; /* set to IETF variant */
+        return new UUID(md5Bytes);
+    }
+
+    /**
+     * 根据 {@link #toString()} 方法中描述的字符串标准表示形式创建{@code UUID}。
+     *
+     * @param name 指定 {@code UUID} 字符串
+     * @return 具有指定值的 {@code UUID}
+     * @throws IllegalArgumentException 如果 name 与 {@link #toString} 中描述的字符串表示形式不符抛出此异常
+     *
+     */
+    public static UUID fromString(String name)
+    {
+        String[] components = name.split("-");
+        if (components.length != 5)
+        {
+            throw new IllegalArgumentException("Invalid UUID string: " + name);
+        }
+        for (int i = 0; i < 5; i++)
+        {
+            components[i] = "0x" + components[i];
+        }
+
+        long mostSigBits = Long.decode(components[0]).longValue();
+        mostSigBits <<= 16;
+        mostSigBits |= Long.decode(components[1]).longValue();
+        mostSigBits <<= 16;
+        mostSigBits |= Long.decode(components[2]).longValue();
+
+        long leastSigBits = Long.decode(components[3]).longValue();
+        leastSigBits <<= 48;
+        leastSigBits |= Long.decode(components[4]).longValue();
+
+        return new UUID(mostSigBits, leastSigBits);
+    }
+
+    /**
+     * 返回此 UUID 的 128 位值中的最低有效 64 位。
+     *
+     * @return 此 UUID 的 128 位值中的最低有效 64 位。
+     */
+    public long getLeastSignificantBits()
+    {
+        return leastSigBits;
+    }
+
+    /**
+     * 返回此 UUID 的 128 位值中的最高有效 64 位。
+     *
+     * @return 此 UUID 的 128 位值中最高有效 64 位。
+     */
+    public long getMostSignificantBits()
+    {
+        return mostSigBits;
+    }
+
+    /**
+     * 与此 {@code UUID} 相关联的版本号. 版本号描述此 {@code UUID} 是如何生成的。
+     * <p>
+     * 版本号具有以下含意:
+     * <ul>
+     * <li>1 基于时间的 UUID
+     * <li>2 DCE 安全 UUID
+     * <li>3 基于名称的 UUID
+     * <li>4 随机生成的 UUID
+     * </ul>
+     *
+     * @return 此 {@code UUID} 的版本号
+     */
+    public int version()
+    {
+        // Version is bits masked by 0x000000000000F000 in MS long
+        return (int) ((mostSigBits >> 12) & 0x0f);
+    }
+
+    /**
+     * 与此 {@code UUID} 相关联的变体号。变体号描述 {@code UUID} 的布局。
+     * <p>
+     * 变体号具有以下含意：
+     * <ul>
+     * <li>0 为 NCS 向后兼容保留
+     * <li>2 <a href="http://www.ietf.org/rfc/rfc4122.txt">IETF&nbsp;RFC&nbsp;4122</a>(Leach-Salz), 用于此类
+     * <li>6 保留，微软向后兼容
+     * <li>7 保留供以后定义使用
+     * </ul>
+     *
+     * @return 此 {@code UUID} 相关联的变体号
+     */
+    public int variant()
+    {
+        // This field is composed of a varying number of bits.
+        // 0 - - Reserved for NCS backward compatibility
+        // 1 0 - The IETF aka Leach-Salz variant (used by this class)
+        // 1 1 0 Reserved, Microsoft backward compatibility
+        // 1 1 1 Reserved for future definition.
+        return (int) ((leastSigBits >>> (64 - (leastSigBits >>> 62))) & (leastSigBits >> 63));
+    }
+
+    /**
+     * 与此 UUID 相关联的时间戳值。
+     *
+     * <p>
+     * 60 位的时间戳值根据此 {@code UUID} 的 time_low、time_mid 和 time_hi 字段构造。<br>
+     * 所得到的时间戳以 100 毫微秒为单位，从 UTC（通用协调时间） 1582 年 10 月 15 日零时开始。
+     *
+     * <p>
+     * 时间戳值仅在在基于时间的 UUID（其 version 类型为 1）中才有意义。<br>
+     * 如果此 {@code UUID} 不是基于时间的 UUID，则此方法抛出 UnsupportedOperationException。
+     *
+     * @throws UnsupportedOperationException 如果此 {@code UUID} 不是 version 为 1 的 UUID。
+     */
+    public long timestamp() throws UnsupportedOperationException
+    {
+        checkTimeBase();
+        return (mostSigBits & 0x0FFFL) << 48//
+                | ((mostSigBits >> 16) & 0x0FFFFL) << 32//
+                | mostSigBits >>> 32;
+    }
+
+    /**
+     * 与此 UUID 相关联的时钟序列值。
+     *
+     * <p>
+     * 14 位的时钟序列值根据此 UUID 的 clock_seq 字段构造。clock_seq 字段用于保证在基于时间的 UUID 中的时间唯一性。
+     * <p>
+     * {@code clockSequence} 值仅在基于时间的 UUID（其 version 类型为 1）中才有意义。 如果此 UUID 不是基于时间的 UUID，则此方法抛出
+     * UnsupportedOperationException。
+     *
+     * @return 此 {@code UUID} 的时钟序列
+     *
+     * @throws UnsupportedOperationException 如果此 UUID 的 version 不为 1
+     */
+    public int clockSequence() throws UnsupportedOperationException
+    {
+        checkTimeBase();
+        return (int) ((leastSigBits & 0x3FFF000000000000L) >>> 48);
+    }
+
+    /**
+     * 与此 UUID 相关的节点值。
+     *
+     * <p>
+     * 48 位的节点值根据此 UUID 的 node 字段构造。此字段旨在用于保存机器的 IEEE 802 地址，该地址用于生成此 UUID 以保证空间唯一性。
+     * <p>
+     * 节点值仅在基于时间的 UUID（其 version 类型为 1）中才有意义。<br>
+     * 如果此 UUID 不是基于时间的 UUID，则此方法抛出 UnsupportedOperationException。
+     *
+     * @return 此 {@code UUID} 的节点值
+     *
+     * @throws UnsupportedOperationException 如果此 UUID 的 version 不为 1
+     */
+    public long node() throws UnsupportedOperationException
+    {
+        checkTimeBase();
+        return leastSigBits & 0x0000FFFFFFFFFFFFL;
+    }
+
+    /**
+     * 返回此{@code UUID} 的字符串表现形式。
+     *
+     * <p>
+     * UUID 的字符串表示形式由此 BNF 描述：
+     * 
+     * <pre>
+     * {@code
+     * UUID                   = <time_low>-<time_mid>-<time_high_and_version>-<variant_and_sequence>-<node>
+     * time_low               = 4*<hexOctet>
+     * time_mid               = 2*<hexOctet>
+     * time_high_and_version  = 2*<hexOctet>
+     * variant_and_sequence   = 2*<hexOctet>
+     * node                   = 6*<hexOctet>
+     * hexOctet               = <hexDigit><hexDigit>
+     * hexDigit               = [0-9a-fA-F]
+     * }
+     * </pre>
+     * 
+     * </blockquote>
+     *
+     * @return 此{@code UUID} 的字符串表现形式
+     * @see #toString(boolean)
+     */
+    @Override
+    public String toString()
+    {
+        return toString(false);
+    }
+
+    /**
+     * 返回此{@code UUID} 的字符串表现形式。
+     *
+     * <p>
+     * UUID 的字符串表示形式由此 BNF 描述：
+     * 
+     * <pre>
+     * {@code
+     * UUID                   = <time_low>-<time_mid>-<time_high_and_version>-<variant_and_sequence>-<node>
+     * time_low               = 4*<hexOctet>
+     * time_mid               = 2*<hexOctet>
+     * time_high_and_version  = 2*<hexOctet>
+     * variant_and_sequence   = 2*<hexOctet>
+     * node                   = 6*<hexOctet>
+     * hexOctet               = <hexDigit><hexDigit>
+     * hexDigit               = [0-9a-fA-F]
+     * }
+     * </pre>
+     * 
+     * </blockquote>
+     *
+     * @param isSimple 是否简单模式，简单模式为不带'-'的UUID字符串
+     * @return 此{@code UUID} 的字符串表现形式
+     */
+    public String toString(boolean isSimple)
+    {
+        final StringBuilder builder = new StringBuilder(isSimple ? 32 : 36);
+        // time_low
+        builder.append(digits(mostSigBits >> 32, 8));
+        if (!isSimple)
+        {
+            builder.append('-');
+        }
+        // time_mid
+        builder.append(digits(mostSigBits >> 16, 4));
+        if (!isSimple)
+        {
+            builder.append('-');
+        }
+        // time_high_and_version
+        builder.append(digits(mostSigBits, 4));
+        if (!isSimple)
+        {
+            builder.append('-');
+        }
+        // variant_and_sequence
+        builder.append(digits(leastSigBits >> 48, 4));
+        if (!isSimple)
+        {
+            builder.append('-');
+        }
+        // node
+        builder.append(digits(leastSigBits, 12));
+
+        return builder.toString();
+    }
+
+    /**
+     * 返回此 UUID 的哈希码。
+     *
+     * @return UUID 的哈希码值。
+     */
+    @Override
+    public int hashCode()
+    {
+        long hilo = mostSigBits ^ leastSigBits;
+        return ((int) (hilo >> 32)) ^ (int) hilo;
+    }
+
+    /**
+     * 将此对象与指定对象比较。
+     * <p>
+     * 当且仅当参数不为 {@code null}、而是一个 UUID 对象、具有与此 UUID 相同的 varriant、包含相同的值（每一位均相同）时，结果才为 {@code true}。
+     *
+     * @param obj 要与之比较的对象
+     *
+     * @return 如果对象相同，则返回 {@code true}；否则返回 {@code false}
+     */
+    @Override
+    public boolean equals(Object obj)
+    {
+        if ((null == obj) || (obj.getClass() != UUID.class))
+        {
+            return false;
+        }
+        UUID id = (UUID) obj;
+        return (mostSigBits == id.mostSigBits && leastSigBits == id.leastSigBits);
+    }
+
+    // Comparison Operations
+
+    /**
+     * 将此 UUID 与指定的 UUID 比较。
+     *
+     * <p>
+     * 如果两个 UUID 不同，且第一个 UUID 的最高有效字段大于第二个 UUID 的对应字段，则第一个 UUID 大于第二个 UUID。
+     *
+     * @param val 与此 UUID 比较的 UUID
+     *
+     * @return 在此 UUID 小于、等于或大于 val 时，分别返回 -1、0 或 1。
+     *
+     */
+    @Override
+    public int compareTo(UUID val)
+    {
+        // The ordering is intentionally set up so that the UUIDs
+        // can simply be numerically compared as two numbers
+        return (this.mostSigBits < val.mostSigBits ? -1 : //
+                (this.mostSigBits > val.mostSigBits ? 1 : //
+                        (this.leastSigBits < val.leastSigBits ? -1 : //
+                                (this.leastSigBits > val.leastSigBits ? 1 : //
+                                        0))));
+    }
+
+    // -------------------------------------------------------------------------------------------------------------------
+    // Private method start
+    /**
+     * 返回指定数字对应的hex值
+     * 
+     * @param val 值
+     * @param digits 位
+     * @return 值
+     */
+    private static String digits(long val, int digits)
+    {
+        long hi = 1L << (digits * 4);
+        return Long.toHexString(hi | (val & (hi - 1))).substring(1);
+    }
+
+    /**
+     * 检查是否为time-based版本UUID
+     */
+    private void checkTimeBase()
+    {
+        if (version() != 1)
+        {
+            throw new UnsupportedOperationException("Not a time-based UUID");
+        }
+    }
+
+    /**
+     * 获取{@link SecureRandom}，类提供加密的强随机数生成器 (RNG)
+     * 
+     * @return {@link SecureRandom}
+     */
+    public static SecureRandom getSecureRandom()
+    {
+        try
+        {
+            return SecureRandom.getInstance("SHA1PRNG");
+        }
+        catch (NoSuchAlgorithmException e)
+        {
+            throw new UtilException(e);
+        }
+    }
+
+    /**
+     * 获取随机数生成器对象<br>
+     * ThreadLocalRandom是JDK 7之后提供并发产生随机数，能够解决多个线程发生的竞争争夺。
+     * 
+     * @return {@link ThreadLocalRandom}
+     */
+    public static ThreadLocalRandom getRandom()
+    {
+        return ThreadLocalRandom.current();
+    }
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/xss/Xss.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/xss/Xss.java
new file mode 100644
index 0000000..7b7ed97
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/xss/Xss.java
@@ -0,0 +1,27 @@
+package net.hzvtc.common.xss;
+
+import javax.validation.Constraint;
+import javax.validation.Payload;
+import java.lang.annotation.ElementType;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.annotation.Target;
+
+/**
+ * 自定义xss校验注解
+ * 
+ * @author admin
+ */
+@Retention(RetentionPolicy.RUNTIME)
+@Target(value = { ElementType.METHOD, ElementType.FIELD, ElementType.CONSTRUCTOR, ElementType.PARAMETER })
+@Constraint(validatedBy = { XssValidator.class })
+public @interface Xss
+{
+    String message()
+
+    default "不允许任何脚本运行";
+
+    Class<?>[] groups() default {};
+
+    Class<? extends Payload>[] payload() default {};
+}
diff --git a/ai-xuebao-common/src/main/java/net/hzvtc/common/xss/XssValidator.java b/ai-xuebao-common/src/main/java/net/hzvtc/common/xss/XssValidator.java
new file mode 100644
index 0000000..c38f33f
--- /dev/null
+++ b/ai-xuebao-common/src/main/java/net/hzvtc/common/xss/XssValidator.java
@@ -0,0 +1,29 @@
+package net.hzvtc.common.xss;
+
+import javax.validation.ConstraintValidator;
+import javax.validation.ConstraintValidatorContext;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+/**
+ * 自定义xss校验注解实现
+ * 
+ * @author admin
+ */
+public class XssValidator implements ConstraintValidator<Xss, String>
+{
+    private final String HTML_PATTERN = "<(\\S*?)[^>]*>.*?|<.*? />";
+
+    @Override
+    public boolean isValid(String value, ConstraintValidatorContext constraintValidatorContext)
+    {
+        return !containsHtml(value);
+    }
+
+    public boolean containsHtml(String value)
+    {
+        Pattern pattern = Pattern.compile(HTML_PATTERN);
+        Matcher matcher = pattern.matcher(value);
+        return matcher.matches();
+    }
+}
\ No newline at end of file