5月1日系统修改完成备份 2.0

src/main/java/com/th/demo/mapping/system/SysUserMapper.java

     SysUser selectByUserName(String assignee);
 
     List<SysUser> selectByAdmin(String userDesc);
+    List<SysUser> selectListByUserName(String username);
 }

src/main/java/com/th/demo/service/impl/system/SysUserServiceImpl.java

 import com.google.gson.Gson;
 import com.google.gson.GsonBuilder;
 import com.th.demo.mapping.system.SysUserMapper;
+import com.th.demo.model.maint.Material;
 import com.th.demo.model.system.ResponseCodeMsg;
 import com.th.demo.model.system.ResultJSON;
 import com.th.demo.model.system.SysUser;
         });
 
         if (sysUser.getId() == null || sysUser.getId().equals("")) {
+            // 防止维护重复，增加信息校验
+            List<SysUser> sysUserList = sysUserMapper.selectListByUserName(sysUser.getUserName());
+            if (sysUserList.size() >= 1){
+                return JSONTools.toString(1,"该用户名已存在并使用，请勿重复维护");
+            }
             sysUser.setAddId(userId);
             sysUser.setAddTime(new Date());
             sysUser.setCancelFlag("0");
             num = sysUserMapper.insert(sysUser);
 
         } else {
+            List<SysUser> sysUserList = sysUserMapper.selectListByUserName(sysUser.getUserName());
+            if (sysUserList.size() == 1 && !sysUser.getId().equals(sysUserList.get(0).getId())){
+                return JSONTools.toString(1,"该用户名已存在并使用，请勿重复维护");
+            } else if (sysUserList.size() > 1) {
+                return JSONTools.toString(1,"该用户名已存在并使用，请勿重复维护");
+            }
             sysUser.setModifyId(userId);
             sysUser.setModifyTime(new Date());
             num = sysUserMapper.updateByPrimaryKey(sysUser);

src/main/resource/mapper/system/SysUserMapper.xml

 
 
   <select id="selectUserByLogin" resultMap="BaseResultMap">
-    select * from sys_user where  user_name = #{param1,jdbcType=VARCHAR}
+    select * from sys_user where  user_name = #{param1,jdbcType=VARCHAR} and cancel_flag = '0'
   </select>
 
   <select id="select" resultMap="BaseResultMap">
 
 
   <select id="selectByUserName" resultMap="BaseResultMap">
-   select * from sys_user t where t.USER_NAME = #{param1,jdbcType=VARCHAR}
+   select * from sys_user t where t.USER_NAME = #{param1,jdbcType=VARCHAR} and cancel_flag = '0'
+  </select>
+
+  <select id="selectListByUserName" resultMap="BaseResultMap">
+    select * from sys_user t where t.USER_NAME = #{param1,jdbcType=VARCHAR} and cancel_flag = '0'
   </select>
 
 </mapper>