/*
* 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.host.controller.operations;
import org.jboss.as.controller.AbstractWriteAttributeHandler;
import org.jboss.as.controller.OperationContext;
import org.jboss.as.controller.OperationFailedException;
import org.jboss.as.controller.PathAddress;
import org.jboss.as.controller.ServiceVerificationHandler;
import org.jboss.as.host.controller.resources.NativeManagementResourceDefinition;
import org.jboss.as.remoting.management.ManagementRemotingServices;
import org.jboss.dmr.ModelNode;
/**
* {@code OperationStepHandler} for changing attributes on the native management interface.
*
* @author Emanuel Muckenhuber
*/
public class NativeManagementWriteAttributeHandler extends AbstractWriteAttributeHandler<Void> {
private final LocalHostControllerInfoImpl hostControllerInfo;
public NativeManagementWriteAttributeHandler(final LocalHostControllerInfoImpl hostControllerInfo) {
super(NativeManagementResourceDefinition.ATTRIBUTE_DEFINITIONS);
this.hostControllerInfo = hostControllerInfo;
}
@Override
protected boolean applyUpdateToRuntime(final OperationContext context, final ModelNode operation,
final String attributeName, final ModelNode resolvedValue,
final ModelNode currentValue, HandbackHolder<Void> handbackHolder) throws OperationFailedException {
final ModelNode subModel = context.readResource(PathAddress.EMPTY_ADDRESS).getModel();
final ServiceVerificationHandler verificationHandler = new ServiceVerificationHandler();
context.addStep(verificationHandler, OperationContext.Stage.VERIFY);
installNativeManagementService(context, subModel, verificationHandler);
return false;
}
@Override
protected void revertUpdateToRuntime(OperationContext context, ModelNode operation, String attributeName, ModelNode valueToRestore, ModelNode valueToRevert, Void handback) throws OperationFailedException {
final ModelNode subModel = context.readResource(PathAddress.EMPTY_ADDRESS).getModel().clone();
subModel.get(attributeName).set(valueToRestore);
installNativeManagementService(context, subModel, null);
}
private void installNativeManagementService(final OperationContext context, final ModelNode subModel, final ServiceVerificationHandler verificationHandler) throws OperationFailedException {
// Remove the old connector
final ModelNode portNode = NativeManagementResourceDefinition.NATIVE_PORT.resolveModelAttribute(context, subModel);
int port = portNode.isDefined() ? portNode.asInt() : 0;
ManagementRemotingServices.removeConnectorServices(context, ManagementRemotingServices.MANAGEMENT_CONNECTOR);
NativeManagementAddHandler.populateHostControllerInfo(hostControllerInfo, context, subModel);
NativeManagementAddHandler.installNativeManagementServices(context.getServiceTarget(), hostControllerInfo, verificationHandler, null);
}
}