public static boolean isBlockedByApp(final Context context) {
		final NotificationManager nm = (NotificationManager) context.getSystemService(Context.NOTIFICATION_SERVICE);
		return nm == null || ! nm.areNotificationsEnabled();
	}
Central definition for all notification IDs, to avoid conflicts.

Created by Oasis on 2016/11/28.
shared/src/main/java/com/oasisfeng/island/notification/NotificationIds.java