/*
* JBoss, Home of Professional Open Source
* Copyright 2011, Red Hat Inc., and individual contributors as indicated
* by the @authors tag. See the copyright.txt 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.wildfly.extension.mod_cluster;
import static org.wildfly.extension.mod_cluster.ModClusterLogger.ROOT_LOGGER;
import org.jboss.modcluster.ModClusterService;
import org.jboss.modcluster.config.ModClusterConfiguration;
import org.jboss.modcluster.load.LoadBalanceFactorProvider;
import org.jboss.msc.service.Service;
import org.jboss.msc.service.ServiceName;
import org.jboss.msc.service.StartContext;
import org.jboss.msc.service.StopContext;
import org.jboss.msc.value.Value;
/**
* Service starting mod_cluster service.
*
* @author Jean-Frederic Clere
* @author Radoslav Husar
*/
public class ContainerEventHandlerService implements Service<ModClusterService> {
public static final ServiceName SERVICE_NAME = ModClusterConfigResourceDefinition.MOD_CLUSTER_CAPABILITY.getCapabilityServiceName();
public static final ServiceName CONFIG_SERVICE_NAME = SERVICE_NAME.append("config");
private LoadBalanceFactorProvider load;
private Value<ModClusterConfiguration> configurationValue;
private volatile ModClusterService eventHandler;
ContainerEventHandlerService(Value<ModClusterConfiguration> configurationValue, LoadBalanceFactorProvider factorProvider) {
this.configurationValue = configurationValue;
this.load = factorProvider;
}
@Override
public ModClusterService getValue() throws IllegalStateException, IllegalArgumentException {
return this.eventHandler;
}
@Override
public void start(StartContext context) {
ROOT_LOGGER.debugf("Starting mod_cluster extension");
this.eventHandler = new ModClusterService(configurationValue.getValue(), load);
}
@Override
public void stop(StopContext context) {
this.eventHandler.shutdown();
this.eventHandler = null;
}
}