/*
* JBoss, Home of Professional Open Source.
* Copyright 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.wildfly.extension.mod_cluster;
import org.jboss.as.controller.AbstractAddStepHandler;
import org.jboss.as.controller.AttributeDefinition;
import org.jboss.as.controller.OperationContext;
import org.jboss.as.controller.OperationFailedException;
import org.jboss.as.controller.registry.Resource;
import org.jboss.dmr.ModelNode;
/**
* @author <a href="mailto:tomaz.cerar@redhat.com">Tomaz Cerar</a>
*/
public class LoadMetricAdd extends AbstractAddStepHandler {
static final LoadMetricAdd INSTANCE = new LoadMetricAdd();
private LoadMetricAdd() {
}
/**
* Populate the given node in the persistent configuration model based on the values in the given operation.
*
* @param operation the operation
* @param model persistent configuration model node that corresponds to the address of {@code operation}
* @throws org.jboss.as.controller.OperationFailedException
* if {@code operation} is invalid or populating the model otherwise fails
*/
@Override
protected void populateModel(ModelNode operation, ModelNode model) throws OperationFailedException {
for (AttributeDefinition def : LoadMetricDefinition.ATTRIBUTES) {
def.validateAndSet(operation, model);
}
}
@Override
protected boolean requiresRuntime(OperationContext context) {
// Our Stage.RUNTIME handling only sets context.reloadRequired();
// We only need to do that if ModClusterSubsystemAdd isn't running in the
// same overall operation. So check if they are
return !ModClusterSubsystemAdd.isActiveInContext(context) && super.requiresRuntime(context);
}
/**
* Make any runtime changes necessary to effect the changes indicated by the given {@code operation}. Executes
* after {@link #populateModel(org.jboss.dmr.ModelNode, org.jboss.dmr.ModelNode)}, so the given {@code model}
* parameter will reflect any changes made in that method.
* <p>
* This default implementation does nothing.
* </p>
*
* @param context the operation context
* @param operation the operation being executed
* @param model persistent configuration model node that corresponds to the address of {@code operation}
* @throws org.jboss.as.controller.OperationFailedException
* if {@code operation} is invalid or updating the runtime otherwise fails
*/
@Override
protected void performRuntime(OperationContext context, ModelNode operation, ModelNode model) throws OperationFailedException {
context.reloadRequired();
}
@Override
protected void rollbackRuntime(OperationContext context, ModelNode operation, Resource resource) {
// just revert the reload-required
context.revertReloadRequired();
}
}