package com.limelight.discovery;
import java.util.List;
import com.limelight.nvstream.mdns.MdnsComputer;
import com.limelight.nvstream.mdns.MdnsDiscoveryAgent;
import com.limelight.nvstream.mdns.MdnsDiscoveryListener;
import android.app.Service;
import android.content.Context;
import android.content.Intent;
import android.net.wifi.WifiManager;
import android.net.wifi.WifiManager.MulticastLock;
import android.os.Binder;
import android.os.IBinder;
public class DiscoveryService extends Service {
private MdnsDiscoveryAgent discoveryAgent;
private MdnsDiscoveryListener boundListener;
private MulticastLock multicastLock;
public class DiscoveryBinder extends Binder {
public void setListener(MdnsDiscoveryListener listener) {
boundListener = listener;
}
public void startDiscovery(int queryIntervalMs) {
multicastLock.acquire();
discoveryAgent.startDiscovery(queryIntervalMs);
}
public void stopDiscovery() {
discoveryAgent.stopDiscovery();
multicastLock.release();
}
public List<MdnsComputer> getComputerSet() {
return discoveryAgent.getComputerSet();
}
}
@Override
public void onCreate() {
WifiManager wifiMgr = (WifiManager) getApplicationContext().getSystemService(Context.WIFI_SERVICE);
multicastLock = wifiMgr.createMulticastLock("Limelight mDNS");
multicastLock.setReferenceCounted(false);
discoveryAgent = new MdnsDiscoveryAgent(new MdnsDiscoveryListener() {
@Override
public void notifyComputerAdded(MdnsComputer computer) {
if (boundListener != null) {
boundListener.notifyComputerAdded(computer);
}
}
@Override
public void notifyComputerRemoved(MdnsComputer computer) {
if (boundListener != null) {
boundListener.notifyComputerRemoved(computer);
}
}
@Override
public void notifyDiscoveryFailure(Exception e) {
if (boundListener != null) {
boundListener.notifyDiscoveryFailure(e);
}
}
});
}
private final DiscoveryBinder binder = new DiscoveryBinder();
@Override
public IBinder onBind(Intent intent) {
return binder;
}
@Override
public boolean onUnbind(Intent intent) {
// Stop any discovery session
discoveryAgent.stopDiscovery();
multicastLock.release();
// Unbind the listener
boundListener = null;
return false;
}
}