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* 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
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*/
package org.jboss.as.threads;
import static org.jboss.as.controller.descriptions.ModelDescriptionConstants.SUBSYSTEM;
import static org.jboss.as.threads.CommonAttributes.THREADS;
import org.jboss.as.controller.Extension;
import org.jboss.as.controller.ExtensionContext;
import org.jboss.as.controller.ModelVersion;
import org.jboss.as.controller.PathElement;
import org.jboss.as.controller.SubsystemRegistration;
import org.jboss.as.controller.descriptions.ResourceDescriptionResolver;
import org.jboss.as.controller.descriptions.StandardResourceDescriptionResolver;
import org.jboss.as.controller.operations.common.GenericSubsystemDescribeHandler;
import org.jboss.as.controller.parsing.ExtensionParsingContext;
import org.jboss.as.controller.registry.ManagementResourceRegistration;
import org.jboss.as.controller.transform.description.ResourceTransformationDescriptionBuilder;
import org.jboss.as.controller.transform.description.TransformationDescription;
import org.jboss.as.controller.transform.description.TransformationDescriptionBuilder;
/**
* Extension for thread management.
*
* @author <a href="mailto:david.lloyd@redhat.com">David M. Lloyd</a>
* @author <a href="kabir.khan@jboss.com">Kabir Khan</a>
*/
public class ThreadsExtension implements Extension {
public static String SUBSYSTEM_NAME = "threads";
static final PathElement SUBSYSTEM_PATH = PathElement.pathElement(SUBSYSTEM, SUBSYSTEM_NAME);
static final String RESOURCE_NAME = ThreadsExtension.class.getPackage().getName() + ".LocalDescriptions";
private static final int MANAGEMENT_API_MAJOR_VERSION = 1;
private static final int MANAGEMENT_API_MINOR_VERSION = 1;
private static final int MANAGEMENT_API_MICRO_VERSION = 0;
public static ResourceDescriptionResolver getResourceDescriptionResolver(final String keyPrefix, boolean useUnprefixedChildTypes) {
return new StandardResourceDescriptionResolver(keyPrefix, RESOURCE_NAME, ThreadsExtension.class.getClassLoader(), true, useUnprefixedChildTypes);
}
@Override
public void initialize(final ExtensionContext context) {
ThreadsLogger.ROOT_LOGGER.debugf("Initializing Threading Extension");
final boolean registerRuntimeOnly = context.isRuntimeOnlyRegistrationValid();
// Register the remoting subsystem
final SubsystemRegistration registration = context.registerSubsystem(THREADS, MANAGEMENT_API_MAJOR_VERSION,
MANAGEMENT_API_MINOR_VERSION, MANAGEMENT_API_MICRO_VERSION);
registration.registerXMLElementWriter(ThreadsParser.INSTANCE);
// Remoting subsystem description and operation handlers
final ManagementResourceRegistration subsystem = registration.registerSubsystemModel(new ThreadSubsystemResourceDefinition(registerRuntimeOnly));
subsystem.registerOperationHandler(GenericSubsystemDescribeHandler.DEFINITION, GenericSubsystemDescribeHandler.INSTANCE);
if (context.isRegisterTransformers()) {
registerTransformers1_0(registration);
}
}
@Override
public void initializeParsers(final ExtensionParsingContext context) {
context.setSubsystemXmlMapping(SUBSYSTEM_NAME, Namespace.CURRENT.getUriString(), ThreadsParser.INSTANCE);
context.setSubsystemXmlMapping(SUBSYSTEM_NAME, Namespace.THREADS_1_0.getUriString(), ThreadsParser.INSTANCE);
}
// Transformation
/**
* Register the transformers for older model versions.
*
* @param subsystem the subsystems registration
*/
private static void registerTransformers1_0(final SubsystemRegistration subsystem) {
ResourceTransformationDescriptionBuilder builder = TransformationDescriptionBuilder.Factory.createSubsystemInstance();
BoundedQueueThreadPoolResourceDefinition.registerTransformers1_0(builder);
QueuelessThreadPoolResourceDefinition.registerTransformers1_0(builder);
ScheduledThreadPoolResourceDefinition.registerTransformers1_0(builder);
UnboundedQueueThreadPoolResourceDefinition.registerTransformers1_0(builder);
ThreadFactoryResourceDefinition.registerTransformers1_0(builder);
TransformationDescription.Tools.register(builder.build(), subsystem, ModelVersion.create(1, 0, 0));
}
}