java xml(String类型) Socket 通信并返回String格式的xml

package com.sitechasia.xinnet.online.util.ServerSocket;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.io.PrintWriter;
import java.net.Socket;
import java.net.UnknownHostException;

public class TestSocket {
		public static void main(String[] args) {

			try {  
	            //建立客户端socket连接，指定服务器位置及端口  
	            Socket socket =new Socket("IP",端口号);  
	            //得到socket读写流  
	            OutputStream os=socket.getOutputStream();  
	            PrintWriter pw=new PrintWriter(os);  
	            //输入流  
	            InputStream is=socket.getInputStream();  
	            BufferedReader br=new BufferedReader(new InputStreamReader(is));  
	            //对socket进行读写操作  
	            String info="<?xml version='1.0' encoding='UTF-8'?>"
						 +"<VasMessage>"
						 +"<TaskType>user</TaskType>"
						 +"<MessageSource>ControlPanel</MessageSource>"
						 +"<MessageRemark>sss</MessageRemark>"
						 +"<WebQuota>dss</WebQuota>"
						 +"<DBQuota>qq</DBQuota>"
						 +"<MaxLimit>ww</MaxLimit>"
						 +"</VasMessage>";  
	            pw.write(info);  
	            pw.flush();  
	            socket.shutdownOutput();  
	            //接收服务器的相应  
	            String reply=null; 
	            String so = "";
	            System.out.println("结果集"+br);
	            while(!((reply=br.readLine())==null)){  
	            	so=so+reply+"\n";
	            }  
	            System.out.println("最后结果XML:"+so);
	            br.close();  
	            is.close();  
	            pw.close();  
	            os.close();  
	            socket.close();  
	        } catch (UnknownHostException e) {  
	            e.printStackTrace();  
	        } catch (IOException e) {  
	            e.printStackTrace();  
	        }  
		
		}
}