GcmIntentService.java

/*
 * Copyright 2014-2015 GameUp
 *
 * 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 io.gameup.android.push;

import android.app.IntentService;
import android.content.Intent;

/**
 * This {@code IntentService} does the actual handling of the GCM message.
 * {@code GcmBroadcastReceiver} (a {@code WakefulBroadcastReceiver}) holds a
 * partial wake lock for this service while the service does its work. When the
 * service is finished, it calls {@code completeWakefulIntent()} to release the
 * wake lock.
 */
public class GcmIntentService extends IntentService {

    private static final String GCM_RECIEVE = "com.google.android.c2dm.intent.RECEIVE";
    private static final String GCM_TYPE = "gcm";

    public GcmIntentService() {
        super("GcmIntentService");
    }

    // Only react to incoming GCM messages.
    private static boolean isGcmMessage(final Intent intent) {
        if (GCM_RECIEVE.equals(intent.getAction())) {
            final String messageType = intent.getStringExtra("message_type");
            return (messageType == null || GCM_TYPE.equals(messageType));
        }
        return false;
    }

    @Override
    protected void onHandleIntent(final Intent intent) {
        if (isGcmMessage(intent)) {
            NotificationBundleProcessor.process(this, intent.getExtras());
        }

        // Release the wake lock provided by the WakefulBroadcastReceiver.
        GcmBroadcastReceiver.completeWakefulIntent(intent);
    }

}