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Code Issues Projects Releases Wiki Activity

LAN plugin should re-bind each time wifi becomes available. Bug #51.

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akwizgran
2014-04-04 18:58:14 +01:00
parent e260aac3d2
commit 75ce6cf1da
5 changed files with 153 additions and 48 deletions
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71
briar-android/src/org/briarproject/plugins/tcp/AndroidLanTcpPlugin.java Normal file
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package org.briarproject.plugins.tcp;
import static android.content.Context.CONNECTIVITY_SERVICE;
import static android.net.ConnectivityManager.CONNECTIVITY_ACTION;
import static android.net.ConnectivityManager.TYPE_WIFI;
import java.util.concurrent.Executor;
import java.util.logging.Logger;
import org.briarproject.api.plugins.duplex.DuplexPluginCallback;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
class AndroidLanTcpPlugin extends LanTcpPlugin {
private static final Logger LOG =
Logger.getLogger(AndroidLanTcpPlugin.class.getName());
private final Context appContext;
private volatile BroadcastReceiver networkStateReceiver = null;
AndroidLanTcpPlugin(Executor pluginExecutor, Context appContext,
DuplexPluginCallback callback, int maxFrameLength, long maxLatency,
long pollingInterval) {
super(pluginExecutor, callback, maxFrameLength, maxLatency,
pollingInterval);
this.appContext = appContext;
}
@Override
public boolean start() {
running = true;
// Register to receive network status events
networkStateReceiver = new NetworkStateReceiver();
IntentFilter filter = new IntentFilter(CONNECTIVITY_ACTION);
appContext.registerReceiver(networkStateReceiver, filter);
return true;
}
@Override
public void stop() {
running = false;
if(networkStateReceiver != null)
appContext.unregisterReceiver(networkStateReceiver);
tryToClose(socket);
}
private class NetworkStateReceiver extends BroadcastReceiver {
@Override
public void onReceive(Context ctx, Intent i) {
if(!running) return;
Object o = ctx.getSystemService(CONNECTIVITY_SERVICE);
ConnectivityManager cm = (ConnectivityManager) o;
NetworkInfo net = cm.getActiveNetworkInfo();
if(net != null && net.getType() == TYPE_WIFI && net.isConnected()) {
LOG.info("Connected to Wi-Fi");
if(socket == null || socket.isClosed()) bind();
} else {
LOG.info("Not connected to Wi-Fi");
tryToClose(socket);
}
}
}
}