package com.atguigu.crud.bean; import java.util.HashMap; import java.util.Map; /** * 通用的返回的类 * * @author lfy * */ public class Msg { //状态码 100-成功 200-失败 private int code; //提示信息 private String msg; //用户要返回给浏览器的数据 private Map<String, Object> extend = new HashMap<String, Object>(); public static Msg success(){ Msg result = new Msg(); result.setCode(100); result.setMsg("处理成功!"); return result; } public static Msg fail(){ Msg result = new Msg(); result.setCode(200); result.setMsg("处理失败!"); return result; } public Msg add(String key,Object value){ this.getExtend().put(key, value); return this; } public int getCode() { return code; } public void setCode(int code) { this.code = code; } public String getMsg() { return msg; } public void setMsg(String msg) { this.msg = msg; } public Map<String, Object> getExtend() { return extend; } public void setExtend(Map<String, Object> extend) { this.extend = extend; } }