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/*
 * 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
 */

/*
 * AuthConstraintNode.java
 *
 * Created on March 1, 2002, 2:45 PM
 */

package org.glassfish.web.deployment.node;

import com.sun.enterprise.deployment.SecurityRoleDescriptor;
import com.sun.enterprise.deployment.node.DeploymentDescriptorNode;
import org.glassfish.web.deployment.descriptor.AuthorizationConstraintImpl;
import org.glassfish.web.deployment.xml.WebTagNames;
import org.w3c.dom.Node;

import java.util.Enumeration;
import java.util.Map;

/**
 * This node contains the auth-constraint xml node
 *
 * @author  Jerome ochez
 * @version
 */
public class AuthConstraintNode  extends DeploymentDescriptorNode {

    protected AuthorizationConstraintImpl descriptor = null;

    /**
     * @return the descriptor instance to associate with this XMLNode
     */
    @Override
    public AuthorizationConstraintImpl getDescriptor() {
        if (descriptor==null) {
            descriptor = new AuthorizationConstraintImpl();
        }
        return descriptor;
    }

    /**
     * all sub-implementation of this class can use a dispatch table to map xml element to
     * method name on the descriptor class for setting the element value.
     *
     * @return the map with the element name as a key, the setter method as a value
     */
    @Override
    protected Map getDispatchTable() {
        Map table = super.getDispatchTable();
        table.put(WebTagNames.ROLE_NAME, "addSecurityRole");
        return table;
    }

    /**
     * write the descriptor class to a DOM tree and return it
     *
     * @param parent node in the DOM tree
     * @param nodeName node name for the root element of this xml fragment
     * @param descriptor the descriptor to write
     * @return the DOM tree top node
     */
    @Override
    public Node writeDescriptor(Node parent, String nodeName, AuthorizationConstraintImpl descriptor) {
        Node myNode = appendChild(parent, nodeName);

        writeLocalizedDescriptions(myNode, descriptor);

        // role-name*
        for (Enumeration roles = descriptor.getSecurityRoles();roles.hasMoreElements();) {
            SecurityRoleDescriptor role = (SecurityRoleDescriptor) roles.nextElement();
            appendTextChild(myNode, WebTagNames.ROLE_NAME, role.getName());
        }
        return myNode;
    }
}