/*
* 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.server.suspend;
import java.util.concurrent.atomic.AtomicInteger;
/**
* RequestCountListener that till n notification have been received before notifying
* its delegate.
*
* @author Stuart Douglas
*/
public class CountingRequestCountCallback implements ServerActivityCallback {
private final AtomicInteger count;
private final ServerActivityCallback delegate;
public CountingRequestCountCallback(int count, ServerActivityCallback delegate) {
this.count = new AtomicInteger(count);
this.delegate = delegate;
}
@Override
public void done() {
if (count.decrementAndGet() == 0) {
if(delegate != null) {
delegate.done();
}
}
}
}