Java接口统一样式返回模板的实现

  /**
   * 获取用户信息
   * @param token 微信登入者token
   * @param id 商品id
   * @return 商品详细信息
   */
  @PostMapping(value = "getUserInfo")
  @ResponseBody
  public ResultResponse getUserInfo(
      @RequestParam(value = "token") String token){
    ResultResponse result = new ResultResponse();
    //这里获取用户信息的类就不贴出来了
    User user = userService.getUserByToken(token);
    result.setData(user );
    return result.setStatus(ResponseCode.SUCCESS);
  }

package com.himo.common;
import com.fasterxml.jackson.annotation.JsonIgnore;
import com.fasterxml.jackson.annotation.JsonInclude;
import lombok.Data;

/**
 * @Author: laixiansong
 * @Description: http请求
 * @Vesion: 1.0.0
 * @Date: 2017/10/17
 */
@Data
public class ResultResponse<T> {

  /** 错误码 */
  private Integer code;
  /** 错误信息 */
  private String msg;

  @JsonInclude(JsonInclude.Include.NON_NULL)
  private T data;

  public void setData(T data) {
    this.data = data;
  }
  public ResultResponse setStatus(ResponseCode responseCode){
    this.code = responseCode.getCode();
    this.msg = responseCode.getDesc();
    return this;
  }
  public String getMsg() {
    return msg;
  }
}

package com.himo.common;
/**
 * @Author: laixiansong
 * @Description:
 * @Vesion: 1.0.0
 * @Date: 2017/10/17
 */
public enum ResponseCode {
  SUCCESS(0,"SUCCESS"),
  ERROR(1,"ERROR"),
  REQUEST_PARAMS_ERROR(1003,"请求参数错误"),
  NOT_WX_LOGIN(1004,"非微信端登录"),
  WX_LOGIN_PARAMS_ERROR(1005,"微信登录code错误"),
  NO_LOGIN(1006,"登录状态失效"),
   ;
  private final int code;
  private final String desc;
  ResponseCode(int code, String desc){
    this.code = code;
    this.desc = desc;
  }
  public int getCode() {
    return code;
  }
  public String getDesc() {
    return desc;
  }
}