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* Copyright 2014, 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.infinispan.server.jgroups.subsystem;
import org.infinispan.server.jgroups.logging.JGroupsLogger;
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.ReloadRequiredWriteAttributeHandler;
import org.jboss.as.controller.registry.Resource;
import org.jboss.dmr.ModelNode;
/**
* A write handler that does not permit configuring thread-factory and executors in runtime. The deprecated attributes
* are kept in the model to be able to support older slave versions (EAP 6.x).
*
* @author Radoslav Husar
* @version Nov 2014
*/
public class ThreadsAttributesWriteHandler extends ReloadRequiredWriteAttributeHandler {
public ThreadsAttributesWriteHandler(AttributeDefinition attribute) {
super(attribute);
}
@Override
protected void validateUpdatedModel(OperationContext context, Resource model) throws OperationFailedException {
// Add a new step to validate instead of doing it directly in this method.
// This allows a composite op to change both attributes and then the
// validation occurs after both have done their work.
context.addStep((ctx, operation) -> {
final ModelNode conf = ctx.readResource(PathAddress.EMPTY_ADDRESS).getModel();
// TODO doesn't cover the admin-only modes
if (ctx.getProcessType().isServer() && (
conf.hasDefined(ModelKeys.DEFAULT_EXECUTOR) ||
conf.hasDefined(ModelKeys.THREAD_FACTORY))) {
// That is not supported.
throw new OperationFailedException(JGroupsLogger.ROOT_LOGGER.threadsAttributesUsedInRuntime());
}
}, OperationContext.Stage.MODEL);
}
}