//Main Activity public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); Log.v("Main Activity", "intialized started"); list = (ListView) findViewById(R.id.listview1); mainWifiObj = (WifiManager) getSystemService(Context.WIFI_SERVICE); wifiReciever = new WifiScanReceiver(); mainWifiObj.startScan(); Log.v("Main Activity", "MainActivity started"); clientDatagramReceiver=new ClientDatagramReceiver(); clientDatagramReceiver.start();
//clientdatagramreceiver class import java.io.IOException; import java.net.DatagramPacket; import java.net.DatagramSocket; import java.net.InetAddress; import java.net.SocketException; import android.util.Log; import android.widget.Toast; public class ClientDatagramReceiver extends Thread { private DatagramSocket datagramsocket = null; private boolean bKeepRunning = true; InetAddress serverIP=null; public ClientDatagramReceiver() { try { datagramsocket = new DatagramSocket(7999); Log.v("ClientDatagramSender", "Socket Created"); } catch (SocketException e) { // TODO Auto-generated catch block e.printStackTrace(); Log.v("ClientDatagramSender", "Socket Unicast SET"); } } public void run() { byte[] messageBytes = new byte[10]; DatagramPacket packet = null; while(this.bKeepRunning) { packet = new DatagramPacket(messageBytes, 10); Log.d("ClientDatagramReceiver", "RECEIVING PACKET CREATED"); try { datagramsocket.receive(packet); Log.d("ClientDatagramReceiver", "INCOMING PACKET RECEIVED"); } catch (IOException e) { e.printStackTrace(); } serverIP=packet.getAddress(); Log.d("ClientDatagramReceiver", "IP ADDRESS of REMOTE SENDER: " + serverIP.getHostAddress()); ServerIpHelper.setServerIP(serverIP); ClientDatagramSender.killAllThreads(); Log.d("ClientDatagramReceiver", "STOPPING BROADCAST SERVICE"); this.bKeepRunning = false; Log.d("ClientDatagramReceiver", "RECEIVER CLOSED"); } } }
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