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/*
 * 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.ejb3.subsystem.deployment;

import static org.jboss.as.ejb3.subsystem.deployment.MessageDrivenBeanResourceDefinition.DELIVERY_ACTIVE;
import static org.jboss.as.ejb3.subsystem.deployment.MessageDrivenBeanResourceDefinition.START_DELIVERY;
import static org.jboss.as.ejb3.subsystem.deployment.MessageDrivenBeanResourceDefinition.STOP_DELIVERY;

import org.jboss.as.controller.OperationContext;
import org.jboss.as.controller.OperationFailedException;
import org.jboss.as.controller.PathAddress;
import org.jboss.as.ejb3.component.messagedriven.MessageDrivenComponent;
import org.jboss.dmr.ModelNode;
import org.jboss.msc.service.ServiceController;

/**
 * Handles operations that provide runtime management of a {@link MessageDrivenComponent}.
 *
 * @author Brian Stansberry (c) 2011 Red Hat Inc.
 * @author Flavia Rainone
 */
public class MessageDrivenBeanRuntimeHandler extends AbstractEJBComponentRuntimeHandler {

    public static final MessageDrivenBeanRuntimeHandler INSTANCE = new MessageDrivenBeanRuntimeHandler();

    private MessageDrivenBeanRuntimeHandler() {
        super(EJBComponentType.MESSAGE_DRIVEN, MessageDrivenComponent.class);
    }


    @Override
    protected void executeReadAttribute(String attributeName, OperationContext context, MessageDrivenComponent component, PathAddress address) {
        if (DELIVERY_ACTIVE.getName().equals(attributeName)) {
            context.getResult().set(component.isDeliveryActive());
        } else {
            super.executeReadAttribute(attributeName, context, component, address);
        }
    }

    protected boolean isOperationReadOnly(String opName) {
        if (START_DELIVERY.equals(opName) ||
                STOP_DELIVERY.equals(opName)) {
            return false;
        }
        return super.isOperationReadOnly(opName);
    }

    @Override
    protected void executeAgainstComponent(OperationContext context, ModelNode operation, MessageDrivenComponent component, String opName, PathAddress address) throws OperationFailedException {
        if (START_DELIVERY.equals(opName)) {
            if (component.isDeliveryControlled()) {
                context.getServiceRegistry(true).getRequiredService(component.getDeliveryControllerName()).setMode(ServiceController.Mode.PASSIVE);
            } else {
                component.startDelivery();
            }
        } else if (STOP_DELIVERY.equals(opName)) {
            if (component.isDeliveryControlled()) {
                context.getServiceRegistry(true).getRequiredService(component.getDeliveryControllerName()).setMode(
                        ServiceController.Mode.NEVER);
            } else {
                component.stopDelivery();
            }
        } else {
            super.executeAgainstComponent(context, operation, component, opName, address);
        }
    }
}




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