/*
* 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.jboss.as.txn.subsystem;
import javax.management.MBeanServer;
import javax.management.ObjectName;
import org.jboss.as.controller.AbstractWriteAttributeHandler;
import org.jboss.as.controller.AttributeDefinition;
import org.jboss.as.controller.OperationContext;
import org.jboss.as.controller.PathAddress;
import org.jboss.dmr.ModelNode;
public class ParticipantWriteAttributeHandler extends AbstractWriteAttributeHandler<Void> {
public ParticipantWriteAttributeHandler(final AttributeDefinition... definitions) {
super(definitions);
}
@Override
protected boolean applyUpdateToRuntime(OperationContext context, ModelNode operation, String attributeName, ModelNode resolvedValue, ModelNode currentValue, HandbackHolder<Void> voidHandback) {
ModelNode subModel = context.readResource(PathAddress.EMPTY_ADDRESS).getModel();
ModelNode onAttribute = subModel.get(LogStoreConstants.JMX_ON_ATTRIBUTE);
String jmxName = onAttribute.asString();
MBeanServer mbs = TransactionExtension.getMBeanServer(context);
try {
ObjectName on = new ObjectName(jmxName);
// Invoke operation
mbs.invoke(on, "clearHeuristic", null, null);
return true;
} catch (Exception e) {
return false;
}
}
@Override
protected void revertUpdateToRuntime(OperationContext context, ModelNode operation, String attributeName, ModelNode valueToRestore, ModelNode resolvedValue, Void handback) {
// no-op
}
}