/*
* JBoss, Home of Professional Open Source.
* Copyright 2010, 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.mgmt.domain;
import java.io.IOException;
import java.net.InetSocketAddress;
import java.security.AccessController;
import java.util.concurrent.Executors;
import java.util.concurrent.ThreadFactory;
import javax.net.SocketFactory;
import org.jboss.as.protocol.Connection;
import org.jboss.as.protocol.MessageHandler;
import org.jboss.as.protocol.ProtocolClient;
import static org.jboss.as.protocol.StreamUtils.safeClose;
import org.jboss.msc.inject.Injector;
import org.jboss.msc.service.Service;
import org.jboss.msc.service.ServiceName;
import org.jboss.msc.service.StartContext;
import org.jboss.msc.service.StartException;
import org.jboss.msc.service.StopContext;
import org.jboss.msc.value.InjectedValue;
import org.jboss.threads.JBossThreadFactory;
/**
* Service used to connect to the host controller. Will maintain the connection for the length of the service life.
*
* @author John Bailey
*/
public class HostControllerConnectionService implements Service<Connection> {
public static final ServiceName SERVICE_NAME = ServiceName.JBOSS.append("host", "controller", "connection");
private final InjectedValue<InetSocketAddress> smAddress = new InjectedValue<InetSocketAddress>();
private Connection connection;
/** {@inheritDoc} */
public synchronized void start(StartContext context) throws StartException {
final ProtocolClient.Configuration configuration = new ProtocolClient.Configuration();
configuration.setServerAddress(smAddress.getValue());
configuration.setMessageHandler(MessageHandler.NULL);
configuration.setSocketFactory(SocketFactory.getDefault());
final ThreadGroup threadGroup = new ThreadGroup("HostControllerConnection-threads");
final ThreadFactory threadFactory = new JBossThreadFactory(threadGroup, Boolean.FALSE, null, "%G - %t", null, null, AccessController.getContext());
configuration.setThreadFactory(threadFactory);
configuration.setReadExecutor(Executors.newCachedThreadPool(threadFactory));
final ProtocolClient protocolClient = new ProtocolClient(configuration);
try {
connection = protocolClient.connect();
} catch (IOException e) {
throw new StartException("Failed to start remote Host Controller connection", e);
}
}
/** {@inheritDoc} */
public synchronized void stop(StopContext context) {
safeClose(connection);
connection = null;
}
/** {@inheritDoc} */
public synchronized Connection getValue() throws IllegalStateException {
return connection;
}
/**
* Get the host controller address injector.
*
* @return The injector
*/
public Injector<InetSocketAddress> getSmAddressInjector() {
return smAddress;
}
}