do synchronized action listeners

Author: pavly-gerges

app/src/main/java/com/scrappers/dbtraining/notifications/OnActionsListener.java

@@ -27,21 +27,22 @@ public OnActionsListener() {
     @Override
     protected void onHandleIntent(@Nullable Intent notificationIntent) {
         assert notificationIntent != null;
-        if(notificationIntent.getAction().equals(BackgroundTask.ACTION_TEST_JME)){
-            //start another explicit intent implicitly from an IntentService which is directed using a PendingIntent from a notification action
-            Intent intent = new Intent(getApplication(), HolderActivity.class);
-            //start an activity from outside the context flag
-            intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
-            startActivity(intent);
-            NotificationManager notificationManager = (NotificationManager) getApplicationContext().getSystemService(Context.NOTIFICATION_SERVICE);
-            notificationManager.deleteNotificationChannel(NotificationUtils.CHANNEL_ID);
-            notificationManager.cancelAll();
-            Toast.makeText(getApplicationContext(), "Powered By Jme", LENGTH_LONG).show();
-        }else if(notificationIntent.getAction().equals(BackgroundTask.ACTION_DISMISS)){
-            NotificationManager notificationManager = (NotificationManager) getApplicationContext().getSystemService(Context.NOTIFICATION_SERVICE);
-            notificationManager.deleteNotificationChannel(NotificationUtils.CHANNEL_ID);
-            notificationManager.cancelAll();
-
+        synchronized(this){
+            if ( notificationIntent.getAction().equals(BackgroundTask.ACTION_TEST_JME) ){
+                //start another explicit intent implicitly from an IntentService which is directed using a PendingIntent from a notification action
+                Intent intent = new Intent(getApplication(), HolderActivity.class);
+                //start an activity from outside the context flag
+                intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+                startActivity(intent);
+                NotificationManager notificationManager = (NotificationManager) getApplicationContext().getSystemService(Context.NOTIFICATION_SERVICE);
+                notificationManager.deleteNotificationChannel(NotificationUtils.CHANNEL_ID);
+                notificationManager.cancelAll();
+                Toast.makeText(getApplicationContext(), "Powered By Jme", LENGTH_LONG).show();
+            } else if ( notificationIntent.getAction().equals(BackgroundTask.ACTION_DISMISS) ){
+                NotificationManager notificationManager = (NotificationManager) getApplicationContext().getSystemService(Context.NOTIFICATION_SERVICE);
+                notificationManager.deleteNotificationChannel(NotificationUtils.CHANNEL_ID);
+                notificationManager.cancelAll();
+            }
         }
     }
 }