Springboot 响应结果 Result 封装

package com.example.demo.common;

import lombok.AllArgsConstructor;
import lombok.Builder;
import lombok.Data;
import lombok.NoArgsConstructor;

@Data
@AllArgsConstructor
@NoArgsConstructor
@Builder
public class Result {
    public static final String CODE_SUCCESS = "200";
    public static final String CODE_AUTH_ERROR = "401";
    public static final String CODE_SYS_ERROR = "500";
    public static final String CODE_NOT_FOUND = "404";
    public static final String CODE_BAD_REQUEST = "400";

    private String code;
    private String msg;
    private Object data;

    public static Result success() {
        return Result.builder().code(CODE_SUCCESS).msg("请求成功").build();
    }

    public static Result success(Object data) {
        return Result.builder().code(CODE_SUCCESS).msg("请求成功").data(data).build();
    }

    public static Result authError() {
        return Result.builder().code(CODE_AUTH_ERROR).msg("认证失败").build();
    }

    public static Result sysError() {
        return Result.builder().code(CODE_SYS_ERROR).msg("系统错误").build();
    }

    public static Result notFound() {
        return Result.builder().code(CODE_NOT_FOUND).msg("资源未找到").build();
    }

    public static Result error(String code, String msg) {
        return Result.builder().code(code).msg(msg).build();
    }
}