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/*
* 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.AttributeDefinition;
import org.jboss.as.controller.OperationContext;
import org.jboss.as.controller.OperationFailedException;
import org.jboss.as.controller.PathAddress;
import org.jboss.as.controller.descriptions.ModelDescriptionConstants;
import org.jboss.as.ejb3.cache.distributable.DistributableCacheFactoryBuilder;
import org.jboss.as.ejb3.cache.distributable.DistributableCacheFactoryBuilderService;
import org.jboss.dmr.ModelNode;
import org.jboss.msc.service.ServiceName;
import org.wildfly.clustering.service.PassiveServiceSupplier;
/**
* @author Paul Ferraro
*/
public class PassivationStoreWriteHandler extends AbstractWriteAttributeHandler {
private final AttributeDefinition maxSizeAttribute;
/**
* @param attributes the attributes associated with the passivation-store resource, starting with max-size
*/
PassivationStoreWriteHandler(AttributeDefinition... attributes) {
super(attributes);
// The first one should be the max-size attribute
this.maxSizeAttribute = attributes[0];
}
@Override
protected boolean applyUpdateToRuntime(OperationContext context, ModelNode operation, String attributeName, ModelNode newValue, ModelNode currentValue, HandbackHolder handbackHolder) throws OperationFailedException {
ModelNode model = context.readResource(PathAddress.EMPTY_ADDRESS).getModel();
this.applyModelToRuntime(context, operation, attributeName, model);
return false;
}
private void applyModelToRuntime(OperationContext context, ModelNode operation, String attributeName, ModelNode model) throws OperationFailedException {
String name = PathAddress.pathAddress(operation.get(ModelDescriptionConstants.OP_ADDR)).getLastElement().getValue();
ServiceName serviceName = DistributableCacheFactoryBuilderService.getServiceName(name);
DistributableCacheFactoryBuilder builder = new PassiveServiceSupplier>(context.getServiceRegistry(true), serviceName).get();
if (builder != null) {
if (this.maxSizeAttribute.getName().equals(attributeName)) {
int maxSize = this.maxSizeAttribute.resolveModelAttribute(context, model).asInt();
builder.getConfiguration().setMaxSize(maxSize);
}
}
}
@Override
protected void revertUpdateToRuntime(OperationContext context, ModelNode operation, String attributeName, ModelNode valueToRestore, ModelNode valueToRevert, Void handback) throws OperationFailedException {
ModelNode restored = context.readResource(PathAddress.EMPTY_ADDRESS).getModel().clone();
restored.get(attributeName).set(valueToRestore);
this.applyModelToRuntime(context, operation, attributeName, restored);
}
}
