/*
* 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.messaging;
import static org.jboss.as.messaging.MessagingMessages.MESSAGES;
import java.util.EnumSet;
import org.hornetq.core.server.HornetQServer;
import org.hornetq.core.settings.HierarchicalRepository;
import org.hornetq.core.settings.impl.AddressSettings;
import org.jboss.as.controller.AttributeDefinition;
import org.jboss.as.controller.OperationContext;
import org.jboss.as.controller.OperationFailedException;
import org.jboss.as.controller.OperationStepHandler;
import org.jboss.as.controller.PathAddress;
import org.jboss.as.controller.descriptions.ModelDescriptionConstants;
import org.jboss.as.controller.registry.AttributeAccess;
import org.jboss.as.controller.registry.ManagementResourceRegistration;
import org.jboss.as.controller.registry.Resource;
import org.jboss.dmr.ModelNode;
/**
* @author Emanuel Muckenhuber
*/
class AddressSettingsWriteHandler implements OperationStepHandler {
static final AddressSettingsWriteHandler INSTANCE = new AddressSettingsWriteHandler();
public void registerAttributes(final ManagementResourceRegistration registry) {
final EnumSet<AttributeAccess.Flag> flags = EnumSet.of(AttributeAccess.Flag.RESTART_NONE);
for (AttributeDefinition attr : AddressSettingAdd.ATTRIBUTES) {
registry.registerReadWriteAttribute(attr.getName(), null, this, flags);
}
}
@Override
public void execute(final OperationContext context, final ModelNode operation) throws OperationFailedException {
final Resource resource = context.readResourceForUpdate(PathAddress.EMPTY_ADDRESS);
final String attribute = operation.require(ModelDescriptionConstants.NAME).asString();
final AttributeDefinition def = getAttributeDefinition(attribute);
if(def == null) {
context.getFailureDescription().set(new ModelNode().set(MESSAGES.unknownAttribute(attribute)));
}
def.getValidator().validateParameter(ModelDescriptionConstants.VALUE, operation);
resource.getModel().get(attribute).set(operation.get(ModelDescriptionConstants.VALUE));
if(context.getType() == OperationContext.Type.SERVER) {
context.addStep(new OperationStepHandler() {
@Override
public void execute(final OperationContext context, final ModelNode operation) throws OperationFailedException {
final HornetQServer server = AddressSettingAdd.getServer(context, operation);
PathAddress address = null;
HierarchicalRepository<AddressSettings> repository = null;
AddressSettings existingSettings = null;
if(server != null) {
final ModelNode model = resource.getModel();
address = PathAddress.pathAddress(operation.require(ModelDescriptionConstants.OP_ADDR));
final AddressSettings settings = AddressSettingAdd.createSettings(context, model);
repository = server.getAddressSettingsRepository();
String match = address.getLastElement().getValue();
existingSettings = repository.getMatch(match);
repository.addMatch(match, settings);
}
if (context.completeStep() != OperationContext.ResultAction.KEEP && existingSettings != null) {
// Restore the old settings
repository.addMatch(address.getLastElement().getValue(), existingSettings);
}
}
}, OperationContext.Stage.RUNTIME);
}
context.completeStep();
}
static final AttributeDefinition getAttributeDefinition(final String attributeName) {
for(final AttributeDefinition def : AddressSettingAdd.ATTRIBUTES) {
if(def.getName().equals(attributeName)) {
return def;
}
}
return null;
}
}