144 lines
3.6 KiB
Java
144 lines
3.6 KiB
Java
package com.mini.mybigscreen.Model;
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import lombok.Data;
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import java.io.Serial;
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import java.io.Serializable;
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/**
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* 通用响应结果类
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*/
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@Data
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public class Result<T> implements Serializable {
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// 序列化版本号,避免序列化/反序列化异常
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@Serial
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private static final long serialVersionUID = 1L;
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private Integer code;
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// 提示信息
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private String msg;
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// 业务数据体
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private T data;
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private Result() {}
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private Result(Integer code, String msg, T data) {
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this.code = code;
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this.msg = msg;
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this.data = data;
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}
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/**
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* 成功返回(无数据,默认code=200,msg=操作成功)
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*/
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public static <T> Result<T> success() {
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return new Result<>(200, "操作成功", null);
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}
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/**
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* 成功返回(带数据,默认code=200,msg=操作成功)
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*/
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public static <T> Result<T> success(T data) {
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return new Result<>(200, "操作成功", data);
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}
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/**
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* 成功返回(自定义msg,默认code=200,无数据)
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*/
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public static <T> Result<T> successMsg(String msg) {
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return new Result<>(200, msg, null);
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}
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/**
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* 成功返回(自定义msg+数据,默认code=200)
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*/
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public static <T> Result<T> successMsg(String msg, T data) {
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return new Result<>(200, msg, data);
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}
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/**
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* 失败返回(默认code=500,自定义msg,无数据)
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*/
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public static <T> Result<T> error(String msg) {
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return new Result<>(500, msg, null);
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}
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/**
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* 失败返回(自定义code+msg,无数据)
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*/
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public static <T> Result<T> error(Integer code, String msg) {
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return new Result<>(code, msg, null);
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}
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/**
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* 失败返回(自定义code+msg+数据,按需使用)
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*/
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public static <T> Result<T> error(Integer code, String msg, T data) {
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return new Result<>(code, msg, data);
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}
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/**
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* 自定义响应结果(全参数)
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*/
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public static <T> Result<T> custom(Integer code, String msg, T data) {
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return new Result<>(code, msg, data);
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}
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/**
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* 仅通过状态码返回(默认msg为空,无数据)
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* @param code 状态码
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* @return 响应结果
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*/
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public static <T> Result<T> byCode(Integer code) {
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return new Result<>(code, "", null);
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}
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/**
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* 仅通过状态码+提示信息返回(无数据)
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* @param code 状态码
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* @param msg 提示信息
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* @return 响应结果
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*/
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public static <T> Result<T> byCode(Integer code, String msg) {
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return new Result<>(code, msg, null);
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}
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/**
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* 仅通过状态码+数据返回(默认msg为空)
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* @param code 状态码
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* @param data 业务数据
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* @return 响应结果
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*/
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public static <T> Result<T> byCode(Integer code, T data) {
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return new Result<>(code, "", data);
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}
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/**
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* 快捷返回400参数错误(无数据)
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*/
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public static <T> Result<T> badRequest() {
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return new Result<>(400, "参数错误", null);
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}
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/**
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* 快捷返回401未授权(无数据)
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*/
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public static <T> Result<T> unauthorized() {
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return new Result<>(401, "未授权", null);
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}
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/**
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* 快捷返回403禁止访问(无数据)
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*/
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public static <T> Result<T> forbidden() {
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return new Result<>(403, "禁止访问", null);
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}
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/**
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* 快捷返回404资源不存在(无数据)
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*/
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public static <T> Result<T> notFound() {
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return new Result<>(404, "资源不存在", null);
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}
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} |