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* as indicated by the @author tags. See the copyright.txt file in the
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*
* 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,
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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.threads;
import java.util.List;
import java.util.Locale;
import org.jboss.as.controller.AbstractAddStepHandler;
import org.jboss.as.controller.AttributeDefinition;
import org.jboss.as.controller.OperationContext;
import org.jboss.as.controller.OperationFailedException;
import org.jboss.as.controller.PathAddress;
import org.jboss.as.controller.ServiceVerificationHandler;
import org.jboss.as.controller.descriptions.DescriptionProvider;
import static org.jboss.as.controller.descriptions.ModelDescriptionConstants.NAME;
import static org.jboss.as.controller.descriptions.ModelDescriptionConstants.OP_ADDR;
import org.jboss.as.threads.ThreadsSubsystemThreadPoolOperationUtils.BoundedOperationParameters;
import org.jboss.dmr.ModelNode;
import org.jboss.msc.service.ServiceBuilder;
import org.jboss.msc.service.ServiceController;
import org.jboss.msc.service.ServiceName;
import org.jboss.msc.service.ServiceTarget;
/**
* Adds a bounded 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>
* @author <a href="alex@jboss.org">Alexey Loubyansky</a>
* @version $Revision: 1.1 $
*/
public class BoundedQueueThreadPoolAdd extends AbstractAddStepHandler implements DescriptionProvider {
public static final BoundedQueueThreadPoolAdd INSTANCE = new BoundedQueueThreadPoolAdd();
static final AttributeDefinition[] ATTRIBUTES = new AttributeDefinition[] {PoolAttributeDefinitions.KEEPALIVE_TIME,
PoolAttributeDefinitions.MAX_THREADS, PoolAttributeDefinitions.PROPERTIES, PoolAttributeDefinitions.THREAD_FACTORY,
PoolAttributeDefinitions.CORE_THREADS, PoolAttributeDefinitions.QUEUE_LENGTH, PoolAttributeDefinitions.HANDOFF_EXECUTOR,
PoolAttributeDefinitions.ALLOW_CORE_TIMEOUT, PoolAttributeDefinitions.BLOCKING};
static final AttributeDefinition[] RW_ATTRIBUTES = new AttributeDefinition[] {PoolAttributeDefinitions.KEEPALIVE_TIME,
PoolAttributeDefinitions.MAX_THREADS, PoolAttributeDefinitions.CORE_THREADS, PoolAttributeDefinitions.QUEUE_LENGTH,
PoolAttributeDefinitions.ALLOW_CORE_TIMEOUT, PoolAttributeDefinitions.BLOCKING};
@Override
public ModelNode getModelDescription(Locale locale) {
return ThreadsSubsystemProviders.ADD_BOUNDED_QUEUE_THREAD_POOL_DESC.getModelDescription(locale);
}
@Override
protected void populateModel(final ModelNode operation, final ModelNode model) throws OperationFailedException {
final PathAddress address = PathAddress.pathAddress(operation.require(OP_ADDR));
final String name = address.getLastElement().getValue();
model.get(NAME).set(name);
for(final AttributeDefinition attribute : ATTRIBUTES) {
attribute.validateAndSet(operation, model);
}
}
@Override
protected void performRuntime(final OperationContext context, final ModelNode operation, final ModelNode model,
final ServiceVerificationHandler verificationHandler, final List<ServiceController<?>> newControllers) throws OperationFailedException {
for(final AttributeDefinition attribute : ATTRIBUTES) {
attribute.resolveModelAttribute(context, model);
}
final BoundedOperationParameters params = ThreadsSubsystemThreadPoolOperationUtils.parseBoundedThreadPoolOperationParameters(operation);
ServiceTarget target = context.getServiceTarget();
final int coreThreads = params.getCoreThreads() == null ? params.getMaxThreads().getScaledCount() : params.getCoreThreads().getScaledCount();
final ServiceName serviceName = ThreadsServices.executorName(params.getName());
final BoundedQueueThreadPoolService service = new BoundedQueueThreadPoolService(
coreThreads,
params.getMaxThreads().getScaledCount(),
params.getQueueLength().getScaledCount(),
params.isBlocking(),
params.getKeepAliveTime(),
params.isAllowCoreTimeout());
//TODO add the handoffExceutor injection
final ServiceBuilder<ManagedQueueExecutorService> serviceBuilder = target.addService(serviceName, service);
ThreadsSubsystemThreadPoolOperationUtils.addThreadFactoryDependency(params.getThreadFactory(), serviceName, serviceBuilder, service.getThreadFactoryInjector(), target, params.getName() + "-threads");
serviceBuilder.addListener(verificationHandler);
serviceBuilder.install();
}
}