/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 * 
 * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
 * 
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License. You can obtain
 * a copy of the License at https://glassfish.dev.java.net/public/CDDL+GPL.html
 * or glassfish/bootstrap/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 * 
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at glassfish/bootstrap/legal/LICENSE.txt.
 * Sun designates this particular file as subject to the "Classpath" exception
 * as provided by Sun in the GPL Version 2 section of the License file that
 * accompanied this code.  If applicable, add the following below the License
 * Header, with the fields enclosed by brackets [] replaced by your own
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 * only the GPL Version 2, indicate your decision by adding "[Contributor]
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package com.sun.enterprise.deployment.node.web;

import java.util.Map;
import java.util.Enumeration;
import org.w3c.dom.Node;
import com.sun.enterprise.deployment.node.DeploymentDescriptorNode;
import com.sun.enterprise.deployment.node.XMLElement;
import com.sun.enterprise.deployment.JspConfigDescriptor;
import com.sun.enterprise.deployment.TagLibConfigurationDescriptor;
import com.sun.enterprise.deployment.JspGroupDescriptor;
import com.sun.enterprise.deployment.xml.WebTagNames;

/**
 * This node represents the <jsp-config> element in a web application.
 */
public class JspConfigNode extends DeploymentDescriptorNode {
    public JspConfigNode() {
	super();
	registerElementHandler(new XMLElement(WebTagNames.TAGLIB), TagLibNode.class, "addTagLib");
	registerElementHandler(new XMLElement(WebTagNames.JSP_GROUP), JspGroupNode.class, "addJspGroup");
    }
    
    /**
     * write the descriptor class to a DOM tree and return it
     *
     * @param parent node in the DOM tree 
     * @param node name for the root element of this xml fragment      
     * @param the descriptor to write
     * @return the DOM tree top node
     */
    public Node writeDescriptor(Node parent, String nodeName, JspConfigDescriptor descriptor) {    
	Node myNode = appendChild(parent, nodeName);
	TagLibNode lNode = new TagLibNode();
	for(Enumeration en = descriptor.getTagLibs(); en.hasMoreElements();) {
	    lNode.writeDescriptor(myNode, WebTagNames.TAGLIB, 
		(TagLibConfigurationDescriptor) en.nextElement());
	}
	JspGroupNode jspGroup = new JspGroupNode();
	for(Enumeration en = descriptor.getJspGroups(); en.hasMoreElements();) {
	    jspGroup.writeDescriptor(myNode, WebTagNames.JSP_GROUP, 
		(JspGroupDescriptor) en.nextElement());
	}

        return myNode;
    }
}