/*
* JBoss, Home of Professional Open Source.
* Copyright (c) 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.ejb3.subsystem.deployment;
import org.jboss.as.controller.AbstractRuntimeOnlyHandler;
import org.jboss.as.controller.OperationContext;
import org.jboss.as.controller.OperationFailedException;
import org.jboss.as.controller.PathAddress;
import org.jboss.as.controller.PathElement;
import org.jboss.as.controller.descriptions.ModelDescriptionConstants;
import org.jboss.as.ee.component.BasicComponent;
import org.jboss.as.ejb3.component.EJBComponent;
import org.jboss.as.server.deployment.Services;
import org.jboss.dmr.ModelNode;
import org.jboss.msc.service.ServiceName;
/**
* @author <a href="mailto:cdewolf@redhat.com">Carlo de Wolf</a>
*/
public abstract class AbstractRuntimeMetricsHandler extends AbstractRuntimeOnlyHandler {
private static ServiceName componentServiceName(final OperationContext context, final ModelNode operation) {
final PathAddress address = PathAddress.pathAddress(operation.require(ModelDescriptionConstants.OP_ADDR));
final String parent;
final String module;
int i = 2;
if (address.getElement(1).getKey().equals(ModelDescriptionConstants.SUBDEPLOYMENT)) {
parent = resolveRuntimeName(context,address.getElement(0));
module = address.getElement(1).getValue();
i++;
} else {
parent = null;
module = resolveRuntimeName(context,address.getElement(0));
}
final String component = address.getElement(i).getValue();
final ServiceName deploymentUnitServiceName;
if (parent == null) {
deploymentUnitServiceName = Services.deploymentUnitName(module);
}
else {
deploymentUnitServiceName = Services.deploymentUnitName(parent, module);
}
// Hmm, don't like the START bit
return BasicComponent.serviceNameOf(deploymentUnitServiceName, component).append("START");
}
protected abstract void executeReadMetricStep(final OperationContext context, final ModelNode operation, final EJBComponent component) throws OperationFailedException;
@Override
protected void executeRuntimeStep(final OperationContext context, final ModelNode operation) throws OperationFailedException {
final ServiceName componentServiceName = componentServiceName(context,operation);
final EJBComponent component = (EJBComponent) context.getServiceRegistry(false).getRequiredService(componentServiceName).getValue();
executeReadMetricStep(context, operation, component);
context.stepCompleted();
}
/**
* Resolves runtime name of model resource.
* @param context - operation context in which handler is invoked
* @param address - deployment address
* @return runtime name of module. Value which is returned is never null.
*/
protected static String resolveRuntimeName(final OperationContext context, final PathElement address){
final ModelNode runtimeName = context.readResourceFromRoot(PathAddress.pathAddress(address),false).getModel()
.get(ModelDescriptionConstants.RUNTIME_NAME);
return runtimeName.asString();
}
}