Dismiss/Cancel the status bar notification in android programmatically

public void clearNotification() {
    NotificationManager notificationManager = (NotificationManager) mContext
            .getSystemService(Context.NOTIFICATION_SERVICE);
    notificationManager.cancel(NOTIFICATION_ID);
}

References
https://stackoverflow.com/questions/14835335/how-to-dismiss-cancel-the-status-bar-notification-in-android-programmatically