JSONObjectSample

package com.egeniuss.platform.basic;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Set;

import net.sf.json.JSONArray;
import net.sf.json.JSONObject;
public class JSONObjectSample {
    /**
     * 创建JSONObject对象 入参map JSON节点为map.key jSON节点值为map.get(key)
     **/

    public static JSONObject createJSONObject(Map reJsonMap) {
        JSONObject jsonObject = new JSONObject();
        if (reJsonMap != null && reJsonMap.size() > 0) {
            Set keySet = reJsonMap.keySet();
            Iterator ite = keySet.iterator();
            String name = "";
            while (ite.hasNext()) {
                name = (String) ite.next();
                System.out.println("key:" + name);
                jsonObject.put(name, reJsonMap.get(name));
            }
        }
        return jsonObject;
    }

    // 创建JSONObject对象
    public JSONObject createJSONObject(Object reJson) {
        JSONObject jsonObject = JSONObject.fromObject(reJson);
        return jsonObject;
    }

    /**
     * 解析JSONObject对象 入参:string(jSON格式),属性名称 出参 String
     */
    public String decodeJSONObject(String resJson, String name) {
        String nameValue = "";
        JSONObject reqObj = JSONObject.fromObject(resJson);
        nameValue = reqObj.getString(name);
        nameValue = nameValue == null ? "" : nameValue;
        return nameValue;
    }

    /**
     * 解析JSONObject对象 入参:JSONObject,属性名称 出参 String
     */
    public String decodeJSONObject(JSONObject resJson, String name) {
        String nameValue = "";
        nameValue = resJson.getString(name);
        nameValue = nameValue == null ? "" : nameValue;
        return nameValue;
    }

    /**
     * 解析JSONObjectArray对象 入参:JSONObject,属性名称 出参 String
     */
    public List decodeJSONArray(String resJson, String name) {
        List list = new ArrayList();
        JSONObjectSample js = new JSONObjectSample();
        JSONArray jsonArr = JSONArray.fromObject(js.decodeJSONObject(resJson,
                name));
        for (int i = 0; i < jsonArr.size(); i++) {
            String[] array = new String[2];
            array[0] = js.decodeJSONObject(jsonArr.getJSONObject(i).toString(),
                    "createTime");
            array[1] = js.decodeJSONObject(jsonArr.getJSONObject(i).toString(),
                    "description");
            System.out.println("bpm=" + array[0] + "dpm" + array[1]);
        }
        return list;
    }

    public static void main(String[] args) {
        // 输出jsonobject对象
        Map map = new HashMap();
        map.put("aaaaaa", "awdqweq");
        map.put("bbbb", "awdqweq");
        map.put("ccc", "awdqweq");
        map.put("fdd", "awdqweq");
        map.put("aaxxxaaaa", "awdqweq");
        map.put("aaaaewqeaa", "awdqweq");
        map.put("aaaadawdaa", "awdqweq");
        map.put("eweq", "awdqweq");
        JSONObject jsonObject = JSONObjectSample.createJSONObject(map);
        System.out.println("map的长度" + map.size());
        System.out.println("jsonObject==>" + jsonObject);
        // 判读输出对象的类型
        boolean isArray = jsonObject.isArray();
        boolean isEmpty = jsonObject.isEmpty();
        boolean isNullObject = jsonObject.isNullObject();
        System.out.println("isArray:" + isArray + " isEmpty:" + isEmpty
                + " isNullObject:" + isNullObject);
        //
        // //添加属性
        jsonObject.element("address", "swap lake");
        System.out.println("添加属性后的对象==>" + jsonObject);

        // 返回一个JSONArray对象
        String a = "{\"resultCode\":\"0\",\"msg\":\"\",\"data\":[{\"createTime\":\"2014-02-22 19:13:27\",\"description\":\"理赔受理\"}]}";
        JSONObjectSample js = new JSONObjectSample();
        // a = js.decodeJSONObject(a, "data");
        // System.out.println(a);
        // jsonObject.decodeJSONObject(a,"resultCode");
        JSONArray jsonArray = new JSONArray();
        jsonArray.add(0, "this is a jsonArray value");
        jsonArray.add(1, "another jsonArray value");
        jsonObject.element("jsonArray", jsonArray);
        // jsonArray=jsonObject.getJSONObject(a);
        // JSONArray jsonArr = JSONArray.fromObject(a);
        // String s= array.getString(1);
        // for (int i = 0; i < jsonArr.size(); i++)
        // {
        // String dpm= js.decodeJSONObject(jsonArr.getJSONObject(i).toString(),
        // "description");
        // System.out.println("bpm="+bpm+"dpm"+dpm);
        // }
        js.decodeJSONArray(a, "data");
        // String json =
        // "[{\"a\":\"111\",\"b\":\"222\",\"c\":\"333\"},{\"a\":\"1000\",\"b\":\"2000\",\"c\":\"000\"},{\"a\":\"999\",\"b\":\"300\",\"c\":\"700\"}]";
        // JSONArray jsonArr = JSONArray.fromObject(json);
        // String a1[] = new String[jsonArr.size()];
        // String b[] = new String[jsonArr.size()];
        // String c[] = new String[jsonArr.size()];
        // for (int i = 0; i < jsonArr.size(); i++) {
        // a1[i] = jsonArr.getJSONObject(i).getString("a");
        // b[i] = jsonArr.getJSONObject(i).getString("b");
        // c[i] = jsonArr.getJSONObject(i).getString("c");
        // }
        //
        // for (int i = 0; i < c.length; i++) {
        // System.out.print(a1[i]+" ");
        // System.out.print(b[i]+" ");
        // System.out.print(c[i]);
        // System.out.println();
        // }
        // //添加JSONArray后的值
        // {"resultCode":"0","msg":"","data":[{"createTime":"2014-02-22 19:13:27","description":"理赔受理"}]}
        // {"name":"kevin","Max.score":100,"Min.score":50,"nickname":"picglet","address":"swap lake",
        // "jsonArray":["this is a jsonArray value","another jsonArray value"]}
        System.out.println(jsonObject);
        //
        // //根据key返回一个字符串
        // String jsonString = jsonObject.getString("name");
        // System.out.println("jsonString==>"+jsonString);
        //
        // 根据key返回一个字符串
        // String decodeString = JSONObjectSample.decodeJSONObject(jsonObject,
        // "eweq");
        // System.out.println("decodeString==>"+decodeString);
        // RespContext respContext = new RespContext();
        // respContext.setAlipayUserId("dawweq");
        // respContext.setComId("weqwe2312");
        // JSONObject jsonObjec1t =
        // JSONObjectSample.createJSONObject(respContext);
        System.out.println("jsonObjec1t==>" + jsonObject);

    }

}

 

posted @ 2016-08-24 17:39  孟宇  阅读(226)  评论(0编辑  收藏