here is my Code
package com.example.messenger; import java.io.IOException; import java.net.DatagramPacket; import java.net.DatagramSocket; import java.net.InetAddress; import java.net.SocketException; import java.net.UnknownHostException; import android.annotation.SuppressLint; import android.app.Activity; import android.os.Bundle; import android.os.StrictMode; import android.view.Menu; import android.view.View; import android.widget.Button; import android.widget.EditText; import android.widget.TextView; @SuppressLint("NewApi") public class MainActivity extends Activity implements View.OnClickListener { Button Send; EditText IPAdresse; EditText TEXT; TextView RXtext,tstep,rstep; private static final int TIMEOUT_MS = 1000; private static final int server_port = 13011; @SuppressLint({ "NewApi", "NewApi", "NewApi" }) @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); StrictMode.ThreadPolicy policy = new StrictMode.ThreadPolicy.Builder().permitAll().build(); StrictMode.setThreadPolicy(policy); IPAdresse = (EditText) findViewById(R.id.etIPAdresse); IPAdresse.setText("192.168.2.32"); TEXT = (EditText) findViewById(R.id.etTEXT); Send = (Button) findViewById(R.id.bSendaa); RXtext = (TextView) findViewById(R.id.tvRXtext); tstep = (TextView) findViewById(R.id.tvTstep); rstep = (TextView) findViewById(R.id.tvRstep); Send.setOnClickListener(this); new Thread(new Runnable() { @Override public void run() { // TODO Auto-generated method stub String text; byte[] message = new byte[1500]; DatagramSocket s; while(true){ try { s= new DatagramSocket(server_port); rstep.setText("1"); s.setBroadcast(true); rstep.setText("2"); s.setSoTimeout(TIMEOUT_MS); rstep.setText("3"); while(true){ DatagramPacket p = new DatagramPacket(message, message.length); rstep.setText("4"); //InetAddress test = InetAddress.getByName("192.168.1.101"); //rstep.setText("5"); //s.connect(test,12345); //rstep.setText("6"); s.receive(p); rstep.setText("xxx"); text = new String(message, 0, p.getLength()); RXtext.setText(text); } } catch (SocketException e) { // TODO Auto-generated catch block e.printStackTrace(); rstep.setText("fail socket create"); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); rstep.setText("fail receive"); } } } }); } public void onClick(View arg0) { // TODO Auto-generated method stub switch(arg0.getId()){ case R.id.bSendaa: tstep.setText("1"); String messageStr= TEXT.getText().toString(); tstep.setText("2"); DatagramSocket s; try { s = new DatagramSocket(); tstep.setText("3"); s.setBroadcast(true); tstep.setText("4"); s.setSoTimeout(TIMEOUT_MS); tstep.setText("5"); InetAddress local = InetAddress.getByName(IPAdresse.getText().toString()); tstep.setText("6"); int msg_length=messageStr.length(); tstep.setText("7"); byte[] message = messageStr.getBytes(); tstep.setText("8"); DatagramPacket p = new DatagramPacket(message, msg_length,local,server_port); tstep.setText("9"); s.connect(local,server_port); tstep.setText("10"); s.send(p); tstep.setText("sending complete"); } catch (SocketException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (UnknownHostException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); tstep.setText("sending failed"); } } } @Override public boolean onCreateOptionsMenu(Menu menu) { getMenuInflater().inflate(R.menu.activity_main, menu); return true; } } My android phone's Ip is 192.168.2.32 , I saw it in wifi settings. So when I debug it row by row , I saw that my virtual device sent the packet , but I don't know why my phone can't get it. Can anybody help me? Thanks Regards
