public class BindingActivity extends Activity {
	public static final String TAG = "BindingActivity";
	private LocalService mService;
	private boolean mBound = false;

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);
	}

	@Override
	protected void onStart() {
		Log.d(TAG, "onstart");
		super.onStart();
		Intent intent = new Intent(this, LocalService.class);
		bindService(intent, mConnection, Context.BIND_AUTO_CREATE);
	}
	
	@Override
	protected void onStop() {
		super.onStop();
		if(mBound) {
			unbindService(mConnection);
			mBound = false;
		}
	}
	
	private ServiceConnection mConnection = new ServiceConnection() {
		@Override
		public void onServiceDisconnected(ComponentName name) {
			mBound = false;
		}
		
		@Override
		public void onServiceConnected(ComponentName name, IBinder service) {
			LocalBinder binder = (LocalBinder) service;
			mService = binder.getService();
			mBound = true;
			Log.d(TAG, "Random Number: " + mService.getRandomNumber());
		}
	};
}