package com.ruoyi.im.comm;
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import java.io.Serializable;
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/**
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* REST API 统一返回结果封装类
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* @param <T> 返回数据类型
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*/
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public class Result<T> implements Serializable {
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// 状态码
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private int code;
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// 消息提示
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private String message;
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// 返回数据
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private T data;
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// 时间戳
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private long timestamp;
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// 常用状态码
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public static final int SUCCESS_CODE = 200;
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public static final int BAD_REQUEST_CODE = 400;
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public static final int UNAUTHORIZED_CODE = 401;
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public static final int FORBIDDEN_CODE = 403;
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public static final int NOT_FOUND_CODE = 404;
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public static final int SERVER_ERROR_CODE = 500;
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// 私有构造器
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private Result(int code, String message, T data) {
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this.code = code;
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this.message = message;
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this.data = data;
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this.timestamp = System.currentTimeMillis();
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}
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// ============= 成功响应方法 =============
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public static <T> Result<T> success() {
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return new Result<>(SUCCESS_CODE, "操作成功", null);
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}
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public static <T> Result<T> success(T data) {
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return new Result<>(SUCCESS_CODE, "操作成功", data);
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}
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public static <T> Result<T> success(String message, T data) {
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return new Result<>(SUCCESS_CODE, message, data);
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}
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// ============= 错误响应方法 =============
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public static <T> Result<T> error() {
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return new Result<>(SERVER_ERROR_CODE, "系统错误", null);
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}
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public static <T> Result<T> error(String message) {
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return new Result<>(SERVER_ERROR_CODE, message, null);
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}
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public static <T> Result<T> error(int code, String message) {
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return new Result<>(code, message, null);
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}
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public static <T> Result<T> badRequest(String message) {
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return new Result<>(BAD_REQUEST_CODE, message, null);
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}
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public static <T> Result<T> unauthorized(String message) {
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return new Result<>(UNAUTHORIZED_CODE, message, null);
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}
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public static <T> Result<T> forbidden(String message) {
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return new Result<>(FORBIDDEN_CODE, message, null);
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}
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public static <T> Result<T> notFound(String message) {
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return new Result<>(NOT_FOUND_CODE, message, null);
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}
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// ============= Getter方法 =============
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public int getCode() {
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return code;
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}
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public String getMessage() {
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return message;
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}
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public T getData() {
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return data;
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}
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public long getTimestamp() {
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return timestamp;
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}
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}
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