/*
* JBoss, Home of Professional Open Source.
* Copyright (c) 2012, 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.EJBUtilities;
import org.jboss.dmr.ModelNode;
import org.jboss.msc.service.ServiceRegistry;
import static org.jboss.as.ejb3.subsystem.EJB3SubsystemRootResourceDefinition.ENABLE_STATISTICS;
/**
* @author <a href="mailto:cdewolf@redhat.com">Carlo de Wolf</a>
*/
class EnableStatisticsWriteHandler extends AbstractWriteAttributeHandler<Void> {
static EnableStatisticsWriteHandler INSTANCE = new EnableStatisticsWriteHandler();
EnableStatisticsWriteHandler() {
super(ENABLE_STATISTICS);
}
@Override
protected boolean applyUpdateToRuntime(final OperationContext context, final ModelNode operation, final String attributeName, final ModelNode resolvedValue, final ModelNode currentValue, final HandbackHolder<Void> voidHandbackHolder) throws OperationFailedException {
final ModelNode model = context.readResource(PathAddress.EMPTY_ADDRESS).getModel();
updateToRuntime(context, model);
return false;
}
@Override
protected void revertUpdateToRuntime(final OperationContext context, final ModelNode operation, final String attributeName, final ModelNode valueToRestore, final ModelNode valueToRevert, final Void handback) throws OperationFailedException {
final ModelNode restored = context.readResource(PathAddress.EMPTY_ADDRESS).getModel().clone();
restored.get(attributeName).set(valueToRestore);
updateToRuntime(context, restored);
}
void updateToRuntime(final OperationContext context, final ModelNode model) throws OperationFailedException {
final ModelNode enableStatisticsModel = ENABLE_STATISTICS.resolveModelAttribute(context, model);
final boolean enableStatistics = enableStatisticsModel.isDefined() && enableStatisticsModel.asBoolean();
utilities(context).setStatisticsEnabled(enableStatistics);
}
private static EJBUtilities utilities(final OperationContext context) {
final ServiceRegistry serviceRegistry = context.getServiceRegistry(true);
return (EJBUtilities) serviceRegistry.getRequiredService(EJBUtilities.SERVICE_NAME).getValue();
}
}