/*
* JBoss, Home of Professional Open Source.
* Copyright 2015, 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.test.clustering.tunnel.singleton;
import org.jboss.as.test.clustering.cluster.singleton.service.NodeService;
import org.jboss.msc.service.ServiceActivator;
import org.jboss.msc.service.ServiceActivatorContext;
import org.jboss.msc.service.ServiceName;
import org.jboss.msc.service.ServiceRegistryException;
import org.jboss.msc.service.ServiceTarget;
import org.jboss.msc.value.InjectedValue;
import org.wildfly.clustering.group.Group;
import org.wildfly.clustering.singleton.SingletonServiceBuilderFactory;
import org.wildfly.clustering.singleton.SingletonServiceName;
import org.wildfly.clustering.singleton.election.NamePreference;
import org.wildfly.clustering.singleton.election.PreferredSingletonElectionPolicy;
import org.wildfly.clustering.singleton.election.SimpleSingletonElectionPolicy;
import static org.jboss.as.test.clustering.ClusteringTestConstants.NODE_1;
import static org.jboss.as.test.clustering.ClusteringTestConstants.NODE_2;
/**
* @author Tomas Hofman
*/
public class SingletonServiceActivator implements ServiceActivator {
private static final String CONTAINER_NAME = "server";
public static final ServiceName SERVICE_A_NAME = ServiceName.JBOSS.append("test1", "service", "default");
public static final ServiceName SERVICE_B_NAME = ServiceName.JBOSS.append("test2", "service", "default");
public static final String SERVICE_A_PREFERRED_NODE = NODE_2;
public static final String SERVICE_B_PREFERRED_NODE = NODE_1;
@Override
public void activate(ServiceActivatorContext context) {
try {
SingletonServiceBuilderFactory factory = (SingletonServiceBuilderFactory) context.getServiceRegistry().getRequiredService(SingletonServiceName.BUILDER.getServiceName(CONTAINER_NAME)).awaitValue();
ServiceTarget target = context.getServiceTarget();
install(target, factory, SERVICE_A_NAME, SERVICE_A_PREFERRED_NODE);
install(target, factory, SERVICE_B_NAME, SERVICE_B_PREFERRED_NODE);
} catch (InterruptedException e) {
throw new ServiceRegistryException(e);
}
}
private static void install(ServiceTarget target, SingletonServiceBuilderFactory factory, ServiceName name, String preferredNode) {
InjectedValue<Group> group = new InjectedValue<>();
NodeService service = new NodeService(group);
factory.createSingletonServiceBuilder(name, service)
.electionPolicy(new PreferredSingletonElectionPolicy(new SimpleSingletonElectionPolicy(), new NamePreference(preferredNode)))
.build(target)
.addDependency(ServiceName.JBOSS.append("clustering", "group", "default"), Group.class, group)
.install();
}
}