Android notification

notification.java

        // Notifications
        Intent resultIntent = new Intent(this, PlayListActivity.class);
        PendingIntent resultPendingIntent =
                PendingIntent.getActivity(this,
                        0, resultIntent, PendingIntent.FLAG_UPDATE_CURRENT
                );

        NotificationCompat.Builder notifBuilder =
                new NotificationCompat.Builder(this)
                        .setSmallIcon(android.R.drawable.ic_dialog_alert)
                        .setContentIntent(resultPendingIntent)
                        .setAutoCancel(true)
                        .setContentTitle("A notification!")
                        .setContentText("Notifcation content");

        int mNotificationId = 12;
        NotificationManager mNotifyMgr =
                (NotificationManager) getSystemService(NOTIFICATION_SERVICE);
        mNotifyMgr.notify(mNotificationId, notifBuilder.build());