socket 接收服务器消息
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.Socket;
import java.net.UnknownHostException;
import android.annotation.SuppressLint;
import android.app.Activity;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.util.Log;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.TextView;
@SuppressLint("HandlerLeak")
public class SocketDemo extends Activity {
/** Called when the activity is first created. */
private Button btn_receive;
private TextView txt;
private String line;
private static final String HOST = "192.168.1.101";
private static final int PORT = 9999;
@Override
public void onCreate(Bundle savedInstanceSta