Android Open Source - my-wallpaper Service Connector

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Back to project page my-wallpaper.

License

The source code is released under:

MIT License

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Java Source Code

package com.koonen.photostream;
/* w  w  w .j a va  2s.co m*/
import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.content.ServiceConnection;
import android.os.IBinder;
import android.os.RemoteException;
import android.util.Log;

/**
 * 
 * @author Glick
 * 
 */
public class ServiceConnector {

  private static final String TAG = ServiceConnector.class.getCanonicalName();

  private IRotationService.Stub stub = null;
  private ServiceConnection connection = null;
  private boolean serviceAttached = false;
  private Context context;

  private static ServiceConnector serviceConnector = null;

  public static void init(Context context) {
    if (serviceConnector == null) {
      serviceConnector = new ServiceConnector(context);
    }
  }

  public static ServiceConnector getInstance() {
    return serviceConnector;
  }

  private ServiceConnector(Context context) {
    this.context = context.getApplicationContext();
    initService();
  }

  private synchronized void initService() {
    if (connection == null) {
      connection = new ServiceConnection() {

        @Override
        public void onServiceConnected(ComponentName componentname,
            IBinder ibinder) {
          if (!serviceAttached) {
            stub = (IRotationService.Stub) ibinder;
            runService();
          }
        }

        @Override
        public void onServiceDisconnected(ComponentName componentname) {
          serviceAttached = false;
        }

      };
      Intent intent = new Intent();
      intent.setClassName(context, RotationService.class.getName());
      context.bindService(intent, connection, Context.BIND_AUTO_CREATE);
    } else {
      runService();
    }
  }

  private synchronized void runService() {
    try {
      if (!serviceAttached) {
        stub.run();
        serviceAttached = true;
      }
    } catch (RemoteException e) {
      Log.e(TAG, e.getMessage());
      serviceAttached = false;
    }
  }
}

Java Source Code List