public class SimpleServer {
  /**
   * @param args
   * @throws IOException
   */
  public static void main(String[] args) throws IOException {
    // TODO Auto-generated method stub
    //创建一个ServerSocket,用于监听客户端socket的连接请求
    ServerSocket ss=new ServerSocket(50069);
    //采用循环不断接受来自客户端的请求,服务器端也对应产生一个Socket
  while(true){
  Socket s = ss.accept();
  //接收客户端消息
  BufferedReader br = new BufferedReader(new InputStreamReader(s.getInputStream()));
  System.out.println("-------------------------");
  String tt = br.readLine();
  String res = "server 回复了你的"+tt;
  System.out.println(res);
  OutputStream os=s.getOutputStream();
  os.write(res.getBytes("UTF-8"));
  System.out.println("-------------------------");
  //os.close();
  s.shutdownOutput();
  s.close();
  }
}}

public class MainActivity extends Activity implements Runnable{
  EditText show;
  @Override
  protected void onCreate(Bundle savedInstanceState) {
    // TODO Auto-generated method stub
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);
    show = (EditText) findViewById(R.id.edit1);
    MainActivity myThread = new MainActivity();
    Thread thread = new Thread(myThread);
    thread.start();
  }
  @Override
  public void run() {
    try {
      Socket socket = new Socket("192.168.145.96", 50069);
      //设置10秒之后即认为是超时
      socket.setSoTimeout(10000);
      //发送数据给服务端
      OutputStream outputStream = socket.getOutputStream();
      outputStream.write("hello,server".getBytes("UTF-8"));
      socket.shutdownOutput();
      //读取数据
        BufferedReader br = new BufferedReader(new InputStreamReader(socket.getInputStream()));
        String line = br.readLine();
        //打印读取到的数据
        Log.e("MainActivity", ">>>>>>>>>>>>>>>>>>>>>>>>>" + line);
      br.close();
      socket.close();
    } catch (UnknownHostException e) {
      // TODO Auto-generated catch block
      Log.e("UnknownHost", "来自服务器的数据");
      e.printStackTrace();
    } catch (IOException e) {
      Log.e("IOException", "来自服务器的数据");
      // TODO Auto-generated catch block
      e.printStackTrace();
    }
  }
}