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* 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.threads;
import org.jboss.as.controller.BasicOperationResult;
import org.jboss.as.controller.OperationFailedException;
import org.jboss.as.controller.OperationResult;
import org.jboss.as.controller.RuntimeTask;
import org.jboss.as.controller.RuntimeTaskContext;
import static org.jboss.as.controller.descriptions.ModelDescriptionConstants.ADD;
import static org.jboss.as.controller.descriptions.ModelDescriptionConstants.OP_ADDR;
import static org.jboss.as.threads.CommonAttributes.KEEPALIVE_TIME;
import static org.jboss.as.threads.CommonAttributes.MAX_THREADS;
import static org.jboss.as.threads.CommonAttributes.PROPERTIES;
import static org.jboss.as.threads.CommonAttributes.THREAD_FACTORY;
import org.jboss.as.controller.ModelRemoveOperationHandler;
import org.jboss.as.controller.OperationContext;
import org.jboss.as.controller.OperationHandler;
import org.jboss.as.controller.PathAddress;
import org.jboss.as.controller.ResultHandler;
import org.jboss.as.controller.operations.common.Util;
import org.jboss.dmr.ModelNode;
import org.jboss.msc.service.ServiceController;
/**
* Removes an unbounded queue thread pool.
*
* @author <a href="mailto:david.lloyd@redhat.com">David M. Lloyd</a>
* @author <a href="kabir.khan@jboss.com">Kabir Khan</a>
* @version $Revision: 1.1 $
*/
public class UnboundedQueueThreadPoolRemove implements ModelRemoveOperationHandler {
static final OperationHandler INSTANCE = new UnboundedQueueThreadPoolRemove();
@Override
public OperationResult execute(final OperationContext context, final ModelNode operation, final ResultHandler resultHandler) {
final ModelNode opAddr = operation.require(OP_ADDR);
final PathAddress address = PathAddress.pathAddress(opAddr);
final String name = address.getLastElement().getValue();
if (context.getRuntimeContext() != null) {
context.getRuntimeContext().setRuntimeTask(new RuntimeTask() {
public void execute(RuntimeTaskContext context) throws OperationFailedException {
final ServiceController<?> controller = context.getServiceRegistry()
.getService(ThreadsServices.threadFactoryName(name));
if (controller != null) {
controller.setMode(ServiceController.Mode.REMOVE);
}
resultHandler.handleResultComplete();
}
});
} else {
resultHandler.handleResultComplete();
}
// Compensating is add
final ModelNode model = context.getSubModel();
final ModelNode compensating = Util.getEmptyOperation(ADD, opAddr);
if (model.hasDefined(THREAD_FACTORY)) {
compensating.get(THREAD_FACTORY).set(model.get(THREAD_FACTORY));
}
if (model.hasDefined(PROPERTIES)) {
compensating.get(PROPERTIES).set(model.get(PROPERTIES));
}
if (model.hasDefined(MAX_THREADS)) {
compensating.get(MAX_THREADS).set(model.get(MAX_THREADS));
}
if (model.hasDefined(KEEPALIVE_TIME)) {
compensating.get(KEEPALIVE_TIME).set(model.get(KEEPALIVE_TIME));
}
return new BasicOperationResult(compensating);
}
}