/*
* JBoss, Home of Professional Open Source.
* Copyright 2014, Red Hat, Inc., and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.as.controller.notification;
import java.util.List;
import java.util.concurrent.CopyOnWriteArrayList;
import java.util.concurrent.CountDownLatch;
/**
* NotificationHandler that stores its notifications in a list and countdown a latch every time it handles a notification.
*
* @author <a href="http://jmesnil.net/">Jeff Mesnil</a> (c) 2014 Red Hat inc.
*/
public class CountdownListBackedNotificationHandler implements NotificationHandler {
private final CountDownLatch latch;
final List<Notification> notifications = new CopyOnWriteArrayList<>();
public CountdownListBackedNotificationHandler(CountDownLatch latch) {
this.latch = latch;
}
@Override
public void handleNotification(Notification notification) {
notifications.add(notification);
latch.countDown();
}
public List<Notification> getNotifications() {
return notifications;
}
}