GcmIntentService.java

import android.app.IntentService;
import android.content.Intent;
import android.os.Bundle;
import android.util.Log;

import com.google.android.gms.gcm.GoogleCloudMessaging;

public class GcmIntentService extends IntentService {

    private final String PUSH_MSG_KEY = "message";
    private final String PUSH_TITLE_KEY = "title";

    private final int NOTIFICATION_ID = 1;

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

    @Override
    protected void onHandleIntent(Intent intent) {

        try {
            Bundle extras = intent.getExtras();
            GoogleCloudMessaging gcm = GoogleCloudMessaging.getInstance(this);
            String messageType = gcm.getMessageType(intent);

// TODO notify
                }
            }
        } finally {
// 必ず実行する
            GcmBroadcastReceiver.completeWakefulIntent(intent);
        }
    }
}