package com.guwan.common; import java.util.HashMap; import java.util.Map; /** * 返回数据 * * */ public class R extends HashMap { private static final long serialVersionUID = 1L; public R() { put("code", 0); put("msg", "success"); put("data", new HashMap<>()); } public static R error() { // return error(500, "未知异常,请联系管理员"); return error(500, "系统开小差了"); } public static R error(String msg) { return error(500, msg); } public static R error(int code, String msg) { R r = new R(); r.put("code", code); r.put("msg", msg); r.put("data",new HashMap<>()); return r; } public static R ok(String msg) { R r = new R(); r.put("msg", msg); return r; } public static R ok(Map map) { R r = new R(); r.putAll(map); return r; } public static R ok() { return new R(); } @Override public R put(String key, Object value) { super.put(key, value); return this; } }