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/*
 * 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
 * identifying information: "Portions Copyrighted [year]
 * [name of copyright owner]"
 * 
 * Contributor(s):
 * 
 * If you wish your version of this file to be governed by only the CDDL or
 * only the GPL Version 2, indicate your decision by adding "[Contributor]
 * elects to include this software in this distribution under the [CDDL or GPL
 * Version 2] license."  If you don't indicate a single choice of license, a
 * recipient has the option to distribute your version of this file under
 * either the CDDL, the GPL Version 2 or to extend the choice of license to
 * its licensees as provided above.  However, if you add GPL Version 2 code
 * and therefore, elected the GPL Version 2 license, then the option applies
 * only if the new code is made subject to such option by the copyright
 * holder.
 */

package com.sun.enterprise.deployment.node;

import org.xml.sax.helpers.NamespaceSupport;

/**
 * This class represents a XML element in an XML file
 *
 * @author  Jerome Dochez
 * @version 
 */
public class XMLElement extends java.lang.Object {

    private String qName;
    private String prefix=null;
    private NamespaceSupport namespaces=null;
    
    /** Creates new XMLElement */
    public XMLElement(String qName) {
        this(qName, null);
    }

    public XMLElement(String qName, NamespaceSupport namespaceSupport) {
        if (qName.indexOf(':')!=-1) {
            prefix = qName.substring(0, qName.indexOf(':'));
            this.qName = qName.substring(qName.indexOf(':')+1);
        } else {
            this.qName = qName;
        }
        // can be null
        namespaces = namespaceSupport;
    }
    
    public String getQName() {
        return qName;
    }
    
    public String toString() {
        return qName;
    }
    
    public String getPrefix() {
        return prefix;
    }

    /**
     * Map a prefix to a namespaceURI based on the namespace context
     * of this XML element.
     */
    public String getPrefixURIMapping(String prefixToResolve) {
        return ( (namespaces != null) && (prefixToResolve != null) ) ? 
            namespaces.getURI(prefixToResolve) : null;
    }

    public String getCompleteName() {
        if (prefix!=null) {
            return prefix+":"+qName;
        } else {
            return qName;
        }
    }
   
    public boolean equals(XMLElement other ) {
        return qName.equals(other.getQName());
    }
}