public class Client {   
     public static void main(String[] arg) {   
         Socket socket;   
         try {   
             socket = new Socket("10.20.64.203", 7001);   
             OutputStream os = socket.getOutputStream();   
             InputStream ins = socket.getInputStream();   
             String data= getXmlString();   
             StringBuffer sb = new StringBuffer();   
             sb.append("POST /service HTTP/1.1\r\n");// 注意\r\n为回车换行   
               sb.append("Accept-Language: zh-cn\r\n");   
             sb.append("Connection: Keep-Alive\r\n");   
             sb.append("Host:localhost\r\n");   
             sb.append("Content-Length:11\r\n");   
             sb.append("\r\n");   
             sb.append("data=abc\r\n");   
             sb.append("\r\n");   
    
    
             // 接收Web服务器返回HTTP响应包   
               os.write(sb.toString().getBytes());   
             os.flush();   
             byte[] b = new byte[1000];   
             ins.read(b); //读取http头   
               InputStreamReader ireader = new InputStreamReader(ins);   
             java.io.BufferedReader reader = new java.io.BufferedReader(ireader);   
             String   s = null；//读取内容  
 	     System.out.println( "response:");  
 	    while(( s= reader.readLine())!= null){//读取不到内容？ 
 		System.out.println(s);  
 	    }               
         } catch (UnknownHostException e) {   
             e.printStackTrace();   
         } catch (IOException e) {   
             e.printStackTrace();   
         }   
     }   
 

public class ProcessServlet extends HttpServlet {
    private static final long serialVersionUID = 1L;
       
   
    public ProcessServlet() {
        super();
       
    }    
    protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        System.out.println("receive Request message*******************:");
        PrintWriter out = response.getWriter();
        response.setContentType("text/html;