Android Open Source - formulize-android Network State Receiver

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License

The source code is released under:

GNU General Public License

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Java Source Code

package ca.formulize.android.connection;
//  www.  j av a 2  s.co  m
import android.content.BroadcastReceiver;
import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.util.Log;

/**
 * Used to handle changes in network connection. If Internet connection is
 * available, the keep alive routine is restarted.
 * 
 * This receiver should only be enabled when the network connection needs to be re-established.
 * 
 * @author timch326
 * 
 */
public class NetworkStateReceiver extends BroadcastReceiver {

  @Override
  public void onReceive(final Context context, final Intent intent) {

    if (intent.getExtras() != null) {
      final ConnectivityManager connectivityManager = (ConnectivityManager) context
          .getSystemService(Context.CONNECTIVITY_SERVICE);
      final NetworkInfo netInfo = connectivityManager
          .getActiveNetworkInfo();

      if (netInfo != null && netInfo.isConnectedOrConnecting()) {
        FUserSession.getInstance().startKeepAliveSession(context);

        // We don't need to listen for connection to be online anymore
        // Disable this receiver
        ComponentName receiver = new ComponentName(context,
            NetworkStateReceiver.class);
        PackageManager pm = context.getPackageManager();
        pm.setComponentEnabledSetting(receiver,
            PackageManager.COMPONENT_ENABLED_STATE_DISABLED,
            PackageManager.DONT_KILL_APP);

        Log.d("Formulize",
            "Connection Re-established, attempting login connection again.");
        
      } else if (intent.getBooleanExtra(
          ConnectivityManager.EXTRA_NO_CONNECTIVITY, false)) {
        Log.d("Formulize", "Connection Lost");
      }
    }
  }

}

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