dont recived notification when app in background or killed just on android 8 and later

[mehdidavarpanah66]

push notification display in my app in android 8 and later when app is open but when app are in bakground or killed dont display
but in lower version i havent problems

-->

[google-oss-bot]

This issue does not seem to follow the issue template. Make sure you provide all the required information.

[mehdidavarpanah66]

this is mani fest

<uses-permission android:name="android.permission.INTERNET" />
<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
<uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
<uses-permission android:name="com.google.android.c2dm.permission.RECEIVE" />
<uses-permission android:name="android.permission.WAKE_LOCK" />

<application
    android:name=".Utils.FontDastnevis"
    android:allowBackup="true"
    android:icon="@mipmap/icon"
    android:label="@string/app_name"
    android:roundIcon="@mipmap/icon"
    android:screenOrientation="portrait"
    android:supportsRtl="false"
    android:theme="@style/AppTheme"
    tools:replace="android:supportsRtl">
    <service
        android:name=".Utils.GetCitiesService"
        android:enabled="true"
        android:exported="true"></service>

            <category android:name="android.intent.category.LAUNCHER" />
        </intent-filter>
    </activity>

    <meta-data
        android:name="com.google.firebase.messaging.default_notification_icon"
        android:resource="@mipmap/icon" />
    <!-- Set color used with incoming notification messages. This is used when no color is set for the incoming
         notification message. See README(https://goo.gl/6BKBk7) for more. -->
    <meta-data
        android:name="com.google.firebase.messaging.default_notification_color"
        android:resource="@color/colorAccent" />
    <!-- [END fcm_default_icon] -->
    <!-- [START fcm_default_channel] -->
    <meta-data
        android:name="com.google.firebase.messaging.default_notification_channel_id"
        android:value="@string/default_notification_channel_id" />
    <activity android:name=".Main.MainActivity" >

    </activity>
    <activity android:name=".Categories.CategoryActivity" />
    <activity android:name=".Vip.VipActivity" />
    <activity android:name=".Question.QuestionActivity" />
    <activity android:name=".SearchActivity" />
    <activity android:name=".Categories.Group3Activity" />
    <activity android:name=".Views.Activities.AboutActivity" />
    <activity android:name=".Views.Activities.BasketActivity" />
    <activity android:name=".Views.Activities.DetailsActivity" />
    <activity android:name=".Views.Activities.FilterActivity" />
    <activity android:name=".Views.Activities.OrderHistoryActivity" />
    <activity android:name=".Views.Activities.ProductActivity" />
    <activity android:name=".Compare.CompareActivity" />
    <activity android:name=".Basket.Basket1Activity" />
    <activity android:name=".Basket.Basket2Activity" />
    <activity android:name=".Views.Activities.ProductCompareActivity" />
    <activity android:name=".Views.Activities.FavoriteActivity" />
    <activity
        android:name=".Login.RegisterActivity"
        android:windowSoftInputMode="adjustResize" />
    <activity
        android:name=".Login.Register2Activity"
        android:windowSoftInputMode="adjustPan" />
    <activity
        android:name=".Login.ActiveCodeActivity"
        android:windowSoftInputMode="adjustResize" />
    <activity
        android:name=".Login.LoginActivity"
        android:windowSoftInputMode="adjustResize" />

    <receiver
        android:name=".Utils.NetworkReciver"
        android:enabled="true">
        <intent-filter>
            <action android:name="android.net.conn.CONNECTIVITY_CHANGE" />
            <action android:name="android.net.wifi.WIFI_STATE_CHANGED" />
            <action android:name="android.net.wifi.STATE_CHANGE" />
        </intent-filter>
    </receiver>

    <activity android:name=".Utils.DisconnectedActivity" />

    <service android:name=".Firebase.MyFirebaseMessagingService">
        <intent-filter>

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

    <activity android:name=".Basket.Basket3Activity" />
    <activity android:name=".Basket.onlinePay" />
    <activity android:name=".Basket.finalBasketActivity"></activity>
</application>

[mehdidavarpanah66]

package www.partopars.com.bigbag.Firebase;

import android.app.Notification;
import android.app.NotificationChannel;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.media.RingtoneManager;
import android.net.Uri;
import android.os.Build;
import android.support.v4.app.NotificationCompat;
import android.support.v4.app.NotificationManagerCompat;
import android.support.v4.content.LocalBroadcastManager;
import android.util.Log;

import com.google.firebase.messaging.FirebaseMessagingService;
import com.google.firebase.messaging.RemoteMessage;

import www.partopars.com.bigbag.Main.MainActivity;
import www.partopars.com.bigbag.R;

/**
*
*/

public class MyFirebaseMessagingService extends FirebaseMessagingService {
public final String CHANEL_ID="088";
public static final String TAG="firebasemessage";

@Override
public void onMessageReceived(RemoteMessage remoteMessage) {
    Log.d(TAG, "onMessageReceived: ");
    sendNotification(remoteMessage.getNotification().getBody());
}

//This method is only generating push notification
//It is same as we did in earlier posts 
private void sendNotification(String messageBody) {
   Log.d(TAG,messageBody);
  createNotification(messageBody);
}


private void createNotification(String messageBody) {
    // Create the NotificationChannel, but only on API 26+ because
    // the NotificationChannel class is new and not in the support library


    Log.d(TAG, "createNotification: ");




    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);

    String channelId = getString(R.string.default_notification_channel_id);
    Uri defaultSoundUri = RingtoneManager.getDefaultUri(RingtoneManager.TYPE_NOTIFICATION);
    NotificationCompat.Builder notificationBuilder =
            new NotificationCompat.Builder(this, channelId)
                    .setSmallIcon(R.mipmap.icon)
                    .setContentTitle("bigbag")
                    .setContentText(messageBody)
                    .setAutoCancel(true)
                    .setSound(defaultSoundUri)
                    .setContentIntent(pendingIntent);

    NotificationManager notificationManager =
            (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE);

    // Since android Oreo notification channel is needed.
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
        NotificationChannel channel = new NotificationChannel(channelId,
                "Channel human readable title",
                NotificationManager.IMPORTANCE_DEFAULT);
        notificationManager.createNotificationChannel(channel);
    }

    notificationManager.notify(0 /* ID of notification */, notificationBuilder.build());

// Intent intent = new Intent(this, MainActivity.class);
//
//
//
// intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
// PendingIntent pendingIntent = PendingIntent.getActivity(this, 0, intent,
// PendingIntent.FLAG_ONE_SHOT);
//
//
// if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
// Log.d(TAG, "createNotification: "+Build.VERSION.SDK_INT);
// int importance = NotificationManager.IMPORTANCE_DEFAULT;
// NotificationChannel channel = new NotificationChannel(CHANEL_ID, "088", importance);
// channel.setDescription("bigbag");
// // Register the channel with the system; you can't change the importance
// // or other notification behaviors after this
// NotificationManager notificationManager = getSystemService(NotificationManager.class);
// notificationManager.createNotificationChannel(channel);
// Uri defaultSoundUri= RingtoneManager.getDefaultUri(RingtoneManager.TYPE_NOTIFICATION);
//
//
// Notification.Builder builder=new Notification.Builder(getApplicationContext(),CHANEL_ID)
// .setSmallIcon(R.mipmap.icon)
// .setContentTitle("گروه تجاری بیگ بگ")
// .setContentText(messageBody)
// .setSound(defaultSoundUri)
// .setContentIntent(pendingIntent)
// .setAutoCancel(true)
// .setPriority(Notification.PRIORITY_DEFAULT);
//
// NotificationManagerCompat notificationManagerCompat=NotificationManagerCompat.from(getApplicationContext());
// notificationManager.notify(001,builder.build());
// }else{
// Uri defaultSoundUri= RingtoneManager.getDefaultUri(RingtoneManager.TYPE_NOTIFICATION);
// NotificationCompat.Builder notificationBuilder = new NotificationCompat.Builder(this)
// .setSmallIcon(R.mipmap.icon)
// .setContentTitle("گروه تجاری بیگ بگ")
// .setContentText(messageBody)
// .setSound(defaultSoundUri)
// .setAutoCancel(true)
// .setContentIntent(pendingIntent);
//
// Notification notification = notificationBuilder.build();
// //notification.sound=Uri.parse("android.resource://www.partopars.com.musicplayer/" + R.raw.apple_ring);
//
// NotificationManager notificationManager =
// (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE);
//
// notificationManager.notify(0, notification);
// }
}
}

[KORuL]

#822

[ambr89]

Does anyone found the solution?

I've Android device and I receive the push message only if ap is in the background but not killed.

Android 8.0.0