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* Copyright 2017, 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
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*
* This software is distributed in the hope that it will be useful,
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* 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
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package org.jboss.as.clustering.jgroups.subsystem;
import org.jboss.as.clustering.jgroups.protocol.MulticastProtocol;
import org.jboss.as.controller.OperationContext;
import org.jboss.as.controller.OperationFailedException;
import org.jboss.as.controller.PathAddress;
import org.jboss.dmr.ModelNode;
import org.jboss.msc.service.ServiceBuilder;
import org.jboss.msc.service.ServiceTarget;
import org.jgroups.stack.Protocol;
import org.wildfly.clustering.jgroups.spi.ProtocolConfiguration;
import org.wildfly.clustering.jgroups.spi.TransportConfiguration;
import org.wildfly.clustering.service.Builder;
import org.wildfly.clustering.service.InjectedValueDependency;
import org.wildfly.clustering.service.ValueDependency;
/**
* Custom builder for protocols that can use multicast if supported by the transport.
* @author Paul Ferraro
*/
public class MulticastProtocolConfigurationBuilder<P extends Protocol & MulticastProtocol> extends ProtocolConfigurationBuilder<P> {
@SuppressWarnings("rawtypes")
private volatile ValueDependency<TransportConfiguration> transport;
public MulticastProtocolConfigurationBuilder(PathAddress address) {
super(address);
}
@Override
public ServiceBuilder<ProtocolConfiguration<P>> build(ServiceTarget target) {
return this.transport.register(super.build(target));
}
@Override
public Builder<ProtocolConfiguration<P>> configure(OperationContext context, ModelNode model) throws OperationFailedException {
this.transport = new InjectedValueDependency<>(new SingletonProtocolServiceNameProvider(context.getCurrentAddress().getParent(), TransportResourceDefinition.WILDCARD_PATH), TransportConfiguration.class);
return super.configure(context, model);
}
@Override
public void accept(P protocol) {
TransportConfiguration<?> transport = this.transport.getValue();
protocol.setMulticast(transport.getSocketBinding().getMulticastAddress() != null);
}
}