/**
  * @Title: userRegist @Description: 用户注册
  *
  * @param @param user
  * @param @return 设定文件
  * @return UserInfo 返回类型
  * @throws
  */
 public UserInfo userRegisterOrResetPassword(String json) {
   UserInfo info = new UserInfo();
   MResult mResult = new MResult(false);
   User user = parseJsonToUser(json);
   // 用户已存在 -- 重置密码
   if (userDao.selectByUsername(user.getUsername()) != null) {
     mResult.setInfo("修改密码");
     int update = userDao.resetPassword(user);
     if (update > 0) {
       mResult.setSuccess(true);
     }
     info.setmResult(mResult);
     info.setUser(userDao.selectByUsername(user.getUsername()));
     return info;
   }
   if (user != null) {
     if (insert(user) > 0) {
       user = userDao.selectByUsername(user.getUsername());
       mResult.setSuccess(true);
       mResult.setInfo("注册成功");
       mResult.setReverse1(user.getId() + "");
     } else {
       mResult.setSuccess(false);
       mResult.setInfo("注册失败,请重试");
     }
   }
   info.setmResult(mResult);
   info.setUser(user);
   return info;
 }
 @Override
 public UserInfo getUserByUsername(String json) {
   UserInfo info = new UserInfo();
   MResult mResult = new MResult(false);
   // true 找到用户   false 未找到用户
   User user = null;
   if (!StringUtils.isNullOrEmpty(json)) {
     user = userDao.selectByUsername(String.valueOf(JSON.parseObject(json, String.class)));
     if (user != null) {
       mResult.setSuccess(true);
     }
   }
   info.setmResult(mResult);
   info.setUser(user);
   return info;
 }
 /**
  * @Title: updateUserInfo @Description: 完善用户资料
  *
  * @param @param user
  * @param @return 设定文件
  * @return UserInfo 返回类型
  * @throws
  */
 public UserInfo updateUserInfo(String json) {
   UserInfo info = new UserInfo();
   MResult mResult = new MResult();
   User user = parseJsonToUser(json);
   System.out.println(user);
   if (user != null) {
     if (update(user) > 0) {
       mResult.setSuccess(true);
       User updateUser = userDao.selectByUsername(user.getUsername());
       info.setUser(user);
     } else {
       mResult.setSuccess(false);
     }
   } else {
     mResult.setSuccess(false);
   }
   info.setmResult(mResult);
   return info;
 }
  /** 处理用户登录请求 */
  public UserInfo doLogin(String json) {
    System.out.println(json);
    MResult result = new MResult();
    UserInfo userInfo = new UserInfo();
    User user = parseJsonToUser(json);
    User userLogin = userDao.selectByUsername(user.getUsername());

    if (userLogin != null) {
      if (userLogin.getPassword().equals(user.getPassword())) {
        result.setSuccess(true);
      } else {
        result.setInfo("密码错误");
        result.setSuccess(false);
      }
    } else {
      result.setInfo("用户不存在");
      result.setSuccess(false);
    }

    userInfo.setmResult(result);
    userInfo.setUser(userLogin);
    return userInfo;
  }