コピペでFirebase Cloud Messagingを使う方法について

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build.gradle

dependencies
{
compile 'com.google.firebase:firebase-messaging:9.2.0'
}

MyFirebaseInstanceIDService.java

import android.util.Log;
import com.google.firebase.iid.FirebaseInstanceId;
import com.google.firebase.iid.FirebaseInstanceIdService;
import static android.content.ContentValues.TAG;
public class MyFirebaseInstanceIDService extends FirebaseInstanceIdService
{
@Override
public void onTokenRefresh() {
String refreshedToken = FirebaseInstanceId.getInstance().getToken();
Log.d(TAG, "Refreshed token: " + refreshedToken);
}
}

MyFirebaseMessagingService.java

import android.app.NotificationManager;
import android.app.PendingIntent;
import android.content.Context;
import android.content.Intent;
import android.media.RingtoneManager;
import android.net.Uri;
import android.support.v4.app.NotificationCompat;
import android.util.Log;
import com.google.firebase.messaging.FirebaseMessagingService;
import com.google.firebase.messaging.RemoteMessage;
import java.util.Map;
import static android.content.ContentValues.TAG;
public class MyFirebaseMessagingService extends FirebaseMessagingService {
@Override
public void onMessageReceived(RemoteMessage remoteMessage) {
Log.d(TAG, "From: " + remoteMessage.getFrom());
if (remoteMessage.getNotification() != null) {
Log.d(TAG, "Notification Message");
String title = remoteMessage.getNotification().getTitle();
Log.d(TAG, "Notification Message Title: " + title);
String body = remoteMessage.getNotification().getBody();
Log.d(TAG, "Notification Message Body: " + body);
}
if (remoteMessage.getData() != null) {
Log.d(TAG, "Data Message");
Map<String, String> data = remoteMessage.getData();
String customTitle = data.get("custom_title");
Log.d(TAG, "Notification Message Title: " + customTitle);
String customBody = data.get("custom_body");
Log.d(TAG, "Notification Message Body: " + customBody);
Log.d(TAG, "Data Message");
Map<String, String> data2 = remoteMessage.getData();
String title = data2.get("custom_title");
String body = data2.get("custom_body");
sendNotification(title, body);
}
}
private void sendNotification(String title, String body) {
Intent intent = new Intent(this, MainActivity.class);
intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
PendingIntent pendingIntent = PendingIntent.getActivity(this, 0 /* Request code */, intent,
PendingIntent.FLAG_ONE_SHOT);
Uri defaultSoundUri = RingtoneManager.getDefaultUri(RingtoneManager.TYPE_NOTIFICATION);
NotificationCompat.Builder notificationBuilder = new NotificationCompat.Builder(this)
.setSmallIcon(R.drawable.ic_stat_ic_notification)
.setContentTitle(title)
.setContentText(body)
.setAutoCancel(true)
.setSound(defaultSoundUri)
.setContentIntent(pendingIntent);
NotificationManager notificationManager =
(NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE);
notificationManager.notify(0 /* ID of notification */, notificationBuilder.build());
}
}

AndroidManifest.xml

<application>
<service
        android:name=".MyFirebaseInstanceIDService">
<intent-filter>
<action android:name="com.google.firebase.INSTANCE_ID_EVENT"/>
</intent-filter>
</service>
<service
        android:name=".MyFirebaseMessagingService">
<intent-filter>
<action android:name="com.google.firebase.MESSAGING_EVENT"/>
</intent-filter>
</service>
</application>

以上、コピペでFirebase Cloud Messagingを使う方法についてでした。