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/*
 * Copyright (c) 2022, 2023 Contributors to the Eclipse Foundation
 * Copyright (c) 1997, 2018 Oracle and/or its affiliates. All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v. 2.0, which is available at
 * http://www.eclipse.org/legal/epl-2.0.
 *
 * This Source Code may also be made available under the following Secondary
 * Licenses when the conditions for such availability set forth in the
 * Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
 * version 2 with the GNU Classpath Exception, which is available at
 * https://www.gnu.org/software/classpath/license.html.
 *
 * SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
 */

package com.sun.enterprise.deployment.util;

import com.sun.enterprise.deployment.BundleDescriptor;
import com.sun.enterprise.deployment.JndiNameEnvironment;
import com.sun.enterprise.deployment.MessageDestinationDescriptor;
import com.sun.enterprise.deployment.ResourceEnvReferenceDescriptor;
import com.sun.enterprise.deployment.ResourceReferenceDescriptor;
import com.sun.enterprise.deployment.ServiceReferenceDescriptor;
import com.sun.enterprise.deployment.types.EjbReference;
import com.sun.enterprise.deployment.types.MessageDestinationReferencer;

import org.glassfish.deployment.common.Descriptor;
import org.glassfish.deployment.common.DescriptorVisitor;

/**
 * Default implementation of DescriptorVisitor interface for convenience
 *
 * @author Jerome Dochez
 */
public class DefaultDOLVisitor implements DescriptorVisitor {

    /**
     * Get the visitor for its sub descriptor
     *
     * @param subDescriptor descriptor to return visitor for
     */
    @Override
    public DescriptorVisitor getSubDescriptorVisitor(Descriptor subDescriptor) {
        return this;
    }


    protected void accept(BundleDescriptor bundleDescriptor) {
        if (bundleDescriptor instanceof JndiNameEnvironment) {
            JndiNameEnvironment nameEnvironment = (JndiNameEnvironment) bundleDescriptor;
            for (EjbReference ejbReferenceDescriptor : nameEnvironment.getEjbReferenceDescriptors()) {
                accept(ejbReferenceDescriptor);
            }

            for (ResourceReferenceDescriptor resourceReferenceDescriptor : nameEnvironment.getResourceReferenceDescriptors()) {
                accept(resourceReferenceDescriptor);
            }

            for (ResourceEnvReferenceDescriptor resourceEnvReferenceDescriptor : nameEnvironment.getResourceEnvReferenceDescriptors()) {
                accept(resourceEnvReferenceDescriptor);
            }

            for (MessageDestinationReferencer messageDestinationReferencer : nameEnvironment.getMessageDestinationReferenceDescriptors()) {
                accept(messageDestinationReferencer);
            }

            for (MessageDestinationDescriptor messageDestinationDescriptor : bundleDescriptor.getMessageDestinations()) {
                accept(messageDestinationDescriptor);
            }

            for (ServiceReferenceDescriptor serviceReferenceDescriptor : nameEnvironment.getServiceReferenceDescriptors()) {
                accept(serviceReferenceDescriptor);
            }
        }
    }


    /**
     * Visits a Jakarta EE descriptor
     *
     * @param descriptor the descriptor
     */
    @Override
    public void accept(Descriptor descriptor) {
    }


    /**
     * Visits an ejb reference for the last Jakarta EE component visited
     *
     * @param ejbRef the ejb reference
     */
    protected void accept(EjbReference ejbRef) {
    }


    /**
     * Visits a web service reference descriptor
     *
     * @param serviceRef
     */
    protected void accept(ServiceReferenceDescriptor serviceRef) {
    }


    /**
     * Visits an resource reference for the last Jakarta EE component visited
     *
     * @param resRef the resource reference
     */
    protected void accept(ResourceReferenceDescriptor resRef) {
    }


    /**
     * Visits an resource environment reference for the last Jakarta EE component visited
     *
     * @param resourceEnvRef the resource environment reference
     */
    protected void accept(ResourceEnvReferenceDescriptor resourceEnvRef) {
    }


    protected void accept(MessageDestinationReferencer msgDestReferencer) {
    }


    /**
     * Visits an message destination for the last Jakarta EE component visited
     *
     * @param msgDest the message destination
     */
    protected void accept(MessageDestinationDescriptor msgDest) {
    }
}