spring最简单的统一返回方式

/**
 * @Author : 初bai
 * @Date : 2022/3/23 18:01
 * @Description : 返回结果类
 */
@Data
public class ReponseResult implements Serializable {
    private int code;  //200为正常   400异常
    private String msg;
    private Object data;

    public static ReponseResult success(Object data){
        return result(200," *** 作成功",data);
    }
    public static ReponseResult success(String msg, Object data){
        return result(200,msg,data);
    }
    public static ReponseResult fail(String msg){
        return result(400,msg,null);
    }
    public static ReponseResult fail(String msg, Object data){
        return result(400,msg,data);
    }

    public static ReponseResult result(int code, String msg, Object data){
        ReponseResult res = new ReponseResult();
        res.setCode(code);
        res.setMsg(msg);
        res.setData(data);
        return res;
    }

}