HttpURLConnection向客户端发送JSON格式的数据

package com.iapppay.statistics.utils;

import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.HttpURLConnection;
import java.net.URL;
import java.util.ArrayList;
import java.util.List;

import com.iapppay.common.util.JSONUtils;

public class HttpClientTest {

    /**
     * @param args
     * @throws InterruptedException 
     * @throws IOException 
     */
    public static void main(String[] args) throws InterruptedException, IOException {

        URL url = null;
        HttpURLConnection httpCon = null;
        //url = new URL("http://114.119.55.158:9876/passport");
        //url = new URL("http://192.168.0.232:8080/appstore-1.0/msg");
        //url = new URL("http://115.174.23.226:9876/passport");
        //url = new URL("http://192.168.0.125:4396/statistics");
        url = new URL("http://192.168.0.180:8080/statistics");
        httpCon = (HttpURLConnection) url.openConnection();
        httpCon.setDoOutput(true);
        httpCon.setRequestMethod("POST");
        Operation op = new Operation();
        op.setIMEI("LKC123456789");
        op.setIMSI("13530639054");
        op.setGroupNum(1);
        List<Schema> schames = new ArrayList<Schema>();
        op.setGroupList(schames);
        Schema s1 = new Schema();
        s1.setEventID(546887223);
        s1.setCount(2);
        s1.setWaresID("KECED000001852");
        s1.setChargePoint(56875654);
        s1.setEventInfo("test s1");
        schames.add(s1);
        
        Schema s2 = new Schema();
        s2.setEventID(546002541);
        s2.setCount(4);
        s2.setWaresID("KECED56878553");
        s2.setChargePoint(127025550);
        s2.setEventInfo("测试 s2");
        
        schames.add(s2);
        
        String message = JSONUtils.toJson(op);   //JSON工具类，转换对象为JSON格式
//        String key = "361806691";
//        String newSign = key + message + key;
//        String mkSign = MD5.md5Digest(newSign);
//        httpCon.addRequestProperty(HttpConst.BODY_SIGN, mkSign);
        //String message ="lalallalalalalal";
        OutputStream output = httpCon.getOutputStream();
        output.write(message.getBytes("UTF-8"));
        output.flush();
        output.close();
        InputStream in = httpCon.getInputStream();
        byte[] readByte = new byte[1024];
        // 读取返回的内容
        int readCount = in.read(readByte, 0, 1024);
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        while (readCount != -1) {
            baos.write(readByte, 0, readCount);
            readCount = in.read(readByte, 0, 1024);
        }
        String responseBody = new String(baos.toByteArray(), "UTF-8");
        System.out.println(responseBody);
        baos.close();
        //String rKey = httpCon.getHeaderField(HttpConst.BODY_SIGN);
        //String rSign = key + responseBody + key;
        //String rmkSign = MD5.md5Digest(rSign);
//        if (rmkSign.equals(rKey)) {
//            System.out.println("成功");
//            System.out.println(responseBody);
//        } else {
//            System.out.println("失败");
//            System.out.println(responseBody);
//        }
        if (httpCon != null)
            httpCon.disconnect();

    }

}