diff --git a/novel-common/src/main/java/com/java2nb/novel/entity/User.java b/novel-common/src/main/java/com/java2nb/novel/entity/User.java
index fd3805e..04b93af 100644
--- a/novel-common/src/main/java/com/java2nb/novel/entity/User.java
+++ b/novel-common/src/main/java/com/java2nb/novel/entity/User.java
@@ -14,43 +14,48 @@ public class User {
     private Long id;
 
 
-    @NotBlank(groups = {AddGroup.class},message="手机号不能为空！")
-    @Pattern(groups = {AddGroup.class},regexp="^1[3|4|5|6|7|8|9][0-9]{9}$",message="手机号格式不正确！")
+    @NotBlank(groups = {AddGroup.class}, message = "手机号不能为空！")
+    @Pattern(groups = {AddGroup.class}, regexp = "^1[3|4|5|6|7|8|9][0-9]{9}$", message = "手机号格式不正确！")
+    @Null(groups = {UpdateGroup.class})
     @Generated("org.mybatis.generator.api.MyBatisGenerator")
     private String username;
 
-    @NotBlank(groups = {AddGroup.class},message="密码不能为空！")
+    @NotBlank(groups = {AddGroup.class}, message = "密码不能为空！")
     @Null(groups = {UpdateGroup.class})
     @Generated("org.mybatis.generator.api.MyBatisGenerator")
     private String password;
 
     @Null(groups = {AddGroup.class})
+    @Pattern(groups = {
+        UpdateGroup.class}, regexp = "[\u4E00-\u9FA5A-Za-z0-9_]{1,20}", message = "昵称格式不正确！")
     @Generated("org.mybatis.generator.api.MyBatisGenerator")
     private String nickName;
 
     @Null(groups = {AddGroup.class})
+    @Pattern(groups = {
+        UpdateGroup.class}, regexp = "^/localPic/\\d{4}/\\d{2}/\\d{2}/[A-Za-z0-9]+\\.(jpg|jpeg|swf|gif|png|JPG|JPEG|SWF|GIF|PNG)$", message = "只能上传图片格式的文件！")
     @Generated("org.mybatis.generator.api.MyBatisGenerator")
     private String userPhoto;
 
     @Null(groups = {AddGroup.class})
-    @Min(value = 0,groups = {UpdateGroup.class})
-    @Max(value = 1,groups = {UpdateGroup.class})
+    @Min(value = 0, groups = {UpdateGroup.class})
+    @Max(value = 1, groups = {UpdateGroup.class})
     @Generated("org.mybatis.generator.api.MyBatisGenerator")
     private Byte userSex;
 
-    @Null(groups = {AddGroup.class,UpdateGroup.class})
+    @Null(groups = {AddGroup.class, UpdateGroup.class})
     @Generated("org.mybatis.generator.api.MyBatisGenerator")
     private Long accountBalance;
 
-    @Null(groups = {AddGroup.class,UpdateGroup.class})
+    @Null(groups = {AddGroup.class, UpdateGroup.class})
     @Generated("org.mybatis.generator.api.MyBatisGenerator")
     private Byte status;
 
-    @Null(groups = {AddGroup.class,UpdateGroup.class})
+    @Null(groups = {AddGroup.class, UpdateGroup.class})
     @Generated("org.mybatis.generator.api.MyBatisGenerator")
     private Date createTime;
 
-    @Null(groups = {AddGroup.class,UpdateGroup.class})
+    @Null(groups = {AddGroup.class, UpdateGroup.class})
     @Generated("org.mybatis.generator.api.MyBatisGenerator")
     private Date updateTime;