/**
*自定义返回值类型
*/
public class Msg {
//响应状态码
private int code;
//响应信息
private String msg;
//用户要返回给浏览器的数据
private Map<String,Object> extend = new HashMap<String,Object>();
//静态方法方便通过类名调用,返回值为Msg当前对象，便于链式操作
public static Msg success(){
Msg msg = new Msg();
msg.setCode(200);
msg.setMsg("处理成功");
return msg;
}
public static Msg fail(){
Msg msg = new Msg();
msg.setCode(500);
msg.setMsg("处理失败");
return msg;
}
public Msg add(String key,Object value){
this.getExtend().put(key,value);
return this;
}
// 属性对应的getter/setter方法
public int getCode() {
return code;
}
public String getMsg() {
return msg;
}
public Map<String, Object> getExtend() {
return extend;
}
public void setCode(int code) {
this.code = code;
}
public void setMsg(String msg) {
this.msg = msg;
}
public void setExtend(Map<String, Object> extend) {
this.extend = extend;
}
}
Java如何自定义返回值类型（未完待续）
原文：https://www.cnblogs.com/fishshadow/p/11177901.html
