org.jboss.as.ejb3.subsystem.DefaultSingletonBeanAccessTimeoutWriteHandler Maven / Gradle / Ivy
/*
* 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.ejb3.subsystem;
import org.jboss.as.controller.AbstractWriteAttributeHandler;
import org.jboss.as.controller.OperationContext;
import org.jboss.as.controller.OperationFailedException;
import org.jboss.as.controller.PathAddress;
import org.jboss.as.ejb3.component.DefaultAccessTimeoutService;
import org.jboss.dmr.ModelNode;
import org.jboss.msc.service.ServiceController;
import org.jboss.msc.service.ServiceName;
import org.jboss.msc.service.ServiceRegistry;
/**
* User: jpai
*/
class DefaultSingletonBeanAccessTimeoutWriteHandler extends AbstractWriteAttributeHandler {
static final DefaultSingletonBeanAccessTimeoutWriteHandler INSTANCE = new DefaultSingletonBeanAccessTimeoutWriteHandler();
private DefaultSingletonBeanAccessTimeoutWriteHandler() {
super(EJB3SubsystemRootResourceDefinition.DEFAULT_SINGLETON_BEAN_ACCESS_TIMEOUT);
}
@Override
protected boolean applyUpdateToRuntime(OperationContext context, ModelNode operation, String attributeName, ModelNode resolvedValue, ModelNode currentValue, HandbackHolder voidHandbackHolder) throws OperationFailedException {
final ModelNode model = context.readResource(PathAddress.EMPTY_ADDRESS).getModel();
updateOrCreateDefaultSingletonBeanAccessTimeoutService(context, model);
return false;
}
@Override
protected void revertUpdateToRuntime(OperationContext context, ModelNode operation, String attributeName, ModelNode valueToRestore, ModelNode valueToRevert, Void handback) throws OperationFailedException {
final ModelNode restored = context.readResource(PathAddress.EMPTY_ADDRESS).getModel().clone();
restored.get(attributeName).set(valueToRestore);
updateOrCreateDefaultSingletonBeanAccessTimeoutService(context, restored);
}
void updateOrCreateDefaultSingletonBeanAccessTimeoutService(final OperationContext context, final ModelNode model) throws OperationFailedException {
final long defaultAccessTimeout = EJB3SubsystemRootResourceDefinition.DEFAULT_SINGLETON_BEAN_ACCESS_TIMEOUT.resolveModelAttribute(context, model).asLong();
final ServiceName serviceName = DefaultAccessTimeoutService.SINGLETON_SERVICE_NAME;
final ServiceRegistry registry = context.getServiceRegistry(true);
final ServiceController sc = registry.getService(serviceName);
if (sc != null) {
final DefaultAccessTimeoutService defaultAccessTimeoutService = DefaultAccessTimeoutService.class.cast(sc.getValue());
defaultAccessTimeoutService.setDefaultAccessTimeout(defaultAccessTimeout);
} else {
// create and install the service
final DefaultAccessTimeoutService defaultAccessTimeoutService = new DefaultAccessTimeoutService(defaultAccessTimeout);
final ServiceController newService = context.getServiceTarget().addService(serviceName, defaultAccessTimeoutService)
.install();
}
}
}