class test{  public test()  {
  }
     public static void main(String[] args) throws IOException {
       SAXBuilder sb = new SAXBuilder();
 //从文件构造一个Document,因为XML文件中已经指定了编码,所以这里不必了
    Document doc = sb.build(new FileInputStream("exampleA.xml"));
    InetAddress addr = InetAddress.getByName("201.121.104.5");
    Socket socket=new Socket(addr,2012);
    try{
       PrintWriter out = new PrintWriter(new BufferedWriter(new OutputStreamWriter(socket.getOutputStream())),true);
     String s = "<a><b>test1</b></a>";
      out.print(s);
      out.print("\3");
      out.flush();
     }finally{
      socket.close();
    }
  }
}