package com.test.jsontest;

import java.io.File;

import java.io.FileInputStream;

import java.io.FileNotFoundException;

import java.io.FileWriter;

import java.io.IOException;

import java.io.InputStream;

import java.util.HashMap;

import java.util.Map;

import org.apache.commons.io.FileUtils;

import org.json.JSONArray;

import org.json.JSONException;

import org.json.JSONObject;

//map-json      json--file

public class test {

	public static void pp() throws JSONException, IOException {

		Map<String,String> map=new HashMap();

		map.put("1", "qw");

		map.put("2", "qwrr");

		JSONObject jb=new JSONObject(map);

		System.out.println(jb);

		FileWriter fileWriter=new FileWriter(new File("test.json"));

		jb.write(fileWriter);

		fileWriter.flush();

	}

	//对象-json

	public static void pp1() {

		stu stu=new stu();

		stu.setId(1);

		stu.setAdd(new address("huben","shiyi"));

		JSONObject jb=new JSONObject(stu);

		System.out.println(jb);

	}

	//String-json

	public static void pp2() {

		String bb="{\"name\":\"lisi\"}";

		JSONObject jb=new JSONObject(bb);

		System.out.println(jb);

	}

	//file-json

	public  static void pp3() throws IOException {

		InputStream inputStream=new FileInputStream(new File("E:\\per.json"));

		byte[]bytes=new byte[10];

		int len=-1;

		StringBuffer sBuffer=new StringBuffer();

		while ((len=inputStream.read(bytes))!=-1) {

			String string=new String(bytes);

			sBuffer.append(string);

		}

		JSONObject jb=new JSONObject(sBuffer.toString());

		System.out.println(jb);

	}

	//commons-io---json

	public static void pp4() throws IOException {

		String bb=FileUtils.readFileToString(new File("E:\\per.json"));

		JSONObject jb=new JSONObject(bb);

		System.out.println(jb);

	}

	//jsonarray

	public static void pp5()  {

		String sj="[{\"name\":\"lisi\"},{\"name1\":\"zs\"}]";

		JSONArray jsonArray=new JSONArray(sj);

		System.out.println(jsonArray);

	}

	public static void pp6()  {

		Map<String,String> map=new HashMap();

		map.put("1", "qw");

		map.put("2", "qwrr");

		net.sf.json.JSONArray jArray=new net.sf.json.JSONArray();

		jArray=jArray.fromObject(map);

		System.out.println(jArray);

	}

	public static void main(String[] args) throws IOException {

		// TODO Auto-generated method stub

//		pp();

//		pp1();

//		pp2();

//		pp3();

//		pp4();

//		pp5();

		pp6();

	}

}

package g1.g1;

import java.util.HashMap;

import java.util.Iterator;

import java.util.Map;

import net.sf.json.JSONObject;

//map--jsonarray

public class test_jsonarray {

	public static void pp6()  {

		Map<String,String> map=new HashMap();

		map.put("1", "qw");

		map.put("2", "qwrr");

		net.sf.json.JSONArray jArray=new net.sf.json.JSONArray();

		jArray=jArray.fromObject(map);

		System.out.println(jArray);

		System.out.println(map);

	}

	//jsonarray--map

public static void pp7()  {

			String ja="[{\"1\":\"qw\",\"2\":\"qwrr\"},{\"1\":\"qw\",\"2\":\"qwrr\"}]";

			net.sf.json.JSONArray jArray=new net.sf.json.JSONArray();

			jArray=jArray.fromObject(ja);

			Map<String,Object> map=new HashMap();

			System.out.println(jArray);

			for(int i=0;i<jArray.length()-1;i++) {

				Object o=jArray.get(i);

				JSONObject jObject=(JSONObject)o;

				Iterator<String> iterator=jObject.keys();

		        while (iterator.hasNext()) {

		            String key = (String) iterator.next();

		            String value = jObject.getString(key);

		            map.put(key, value);

		        }

			}

			System.out.println(map);

	}

	public static void main(String[] args) {

		// TODO Auto-generated method stub

//		pp6();

		pp7();

	}

}