Java tutorial
/******************************************************************************* * Copyright 2014 Alexander Leontyev * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. *******************************************************************************/ package com.woodblockwithoutco.quickcontroldock.util; import android.content.BroadcastReceiver; import android.content.Context; import android.support.v4.content.LocalBroadcastManager; import android.util.Log; public class ReceiverUtil { private static final String TAG = "ReceiverUtil"; public static void unregisterReceiverSafe(Context context, BroadcastReceiver receiver) { try { context.unregisterReceiver(receiver); } catch (IllegalArgumentException e) { Log.e(TAG, "Caught attempt to unregister inactive BroadcastReceiver [" + receiver.getClass().getName() + "]"); } } public static void unregisterLocalReceiverSafe(Context context, BroadcastReceiver receiver) { try { LocalBroadcastManager.getInstance(context).unregisterReceiver(receiver); } catch (IllegalArgumentException e) { Log.e(TAG, "Caught attempt to unregister inactive local BroadcastReceiver [" + receiver.getClass().getName() + "]"); } } }