/*
* JBoss, Home of Professional Open Source.
* Copyright 2011, 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.threads;
import static org.jboss.as.controller.descriptions.ModelDescriptionConstants.OP_ADDR;
import java.util.concurrent.TimeUnit;
import org.jboss.as.controller.OperationContext;
import org.jboss.as.controller.OperationFailedException;
import org.jboss.as.controller.operations.common.Util;
import org.jboss.dmr.ModelNode;
import org.jboss.msc.service.ServiceController;
import org.jboss.msc.service.ServiceName;
/**
* Handles attribute writes for an unbounded queue thread pool.
*
* @author Alexey Loubyansky
*/
public class UnboundedQueueThreadPoolWriteAttributeHandler extends ThreadsWriteAttributeOperationHandler {
private final ServiceName serviceNameBase;
public UnboundedQueueThreadPoolWriteAttributeHandler(ServiceName serviceNameBase) {
super(UnboundedQueueThreadPoolAdd.ATTRIBUTES, UnboundedQueueThreadPoolAdd.RW_ATTRIBUTES);
this.serviceNameBase = serviceNameBase;
}
@Override
protected void applyOperation(final OperationContext context, ModelNode model, String attributeName,
ServiceController<?> service, boolean forRollback) throws OperationFailedException {
final UnboundedQueueThreadPoolService pool = (UnboundedQueueThreadPoolService) service.getService();
if (PoolAttributeDefinitions.KEEPALIVE_TIME.getName().equals(attributeName)) {
TimeUnit defaultUnit = pool.getKeepAliveUnit();
final TimeSpec spec = getTimeSpec(context, model, defaultUnit);
pool.setKeepAlive(spec);
} else if(PoolAttributeDefinitions.MAX_THREADS.getName().equals(attributeName)) {
pool.setMaxThreads(PoolAttributeDefinitions.MAX_THREADS.resolveModelAttribute(context, model).asInt());
} else if (!forRollback) {
// Programming bug. Throw a RuntimeException, not OFE, as this is not a client error
throw ThreadsMessages.MESSAGES.unsupportedUnboundedQueueThreadPoolAttribute(attributeName);
}
}
@Override
protected ServiceController<?> getService(final OperationContext context, final ModelNode model) throws OperationFailedException {
final String name = Util.getNameFromAddress(model.require(OP_ADDR));
final ServiceName serviceName = serviceNameBase.append(name);
ServiceController<?> controller = context.getServiceRegistry(true).getService(serviceName);
if(controller == null) {
throw ThreadsMessages.MESSAGES.unboundedQueueThreadPoolServiceNotFound(serviceName);
}
return controller;
}
}