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/*
 * $Id: EndElementEvent.java,v 1.3 2004/07/15 02:11:02 cniles Exp $
 * 
 * Copyright (c) 2004, Christian Niles, unit12.net
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * 
 *		*   Redistributions of source code must retain the above copyright
 *          notice, this list of conditions and the following disclaimer.
 * 
 *	    *	Redistributions in binary form must reproduce the above copyright
 *          notice, this list of conditions and the following disclaimer in the
 *          documentation and/or other materials provided with the distribution.
 * 
 *      *   Neither the name of Christian Niles, Unit12, nor the names of its
 *          contributors may be used to endorse or promote products derived from
 *          this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 * 
 */
package javanet.staxutils.events;

import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.Iterator;
import java.util.List;

import javax.xml.namespace.QName;
import javax.xml.stream.Location;
import javax.xml.stream.events.EndElement;
import javax.xml.stream.events.Namespace;

/**
 * {@link EndElement} event implementation.
 *
 * @author Christian Niles
 * @version $Revision: 1.3 $
 */
public class EndElementEvent extends AbstractXMLEvent implements EndElement {

    /** The element name. */
    protected QName name;

    /** A collection of {@link Namespace}s going out of scope. */
    protected Collection namespaces;

    public EndElementEvent(QName name, Iterator namespaces) {

        this(name, namespaces, null, null);

    }

    public EndElementEvent(QName name, Iterator namespaces, Location location) {

        this(name, namespaces, location, null);

    }

    public EndElementEvent(QName name, Iterator namespaces, Location location,
            QName schemaType) {

        super(location, schemaType);

        this.name = name;
        if (namespaces != null && namespaces.hasNext()) {

            List nsList = new ArrayList();
            do {

                Namespace ns = (Namespace) namespaces.next();
                nsList.add(ns);

            } while (namespaces.hasNext());

        }

    }

    public EndElementEvent(EndElement that) {

        super(that);
        this.name = that.getName();

        Iterator namespaces = that.getNamespaces();
        if (namespaces != null && namespaces.hasNext()) {

            List nsList = new ArrayList();
            do {

                Namespace ns = (Namespace) namespaces.next();
                nsList.add(ns);

            } while (namespaces.hasNext());

        }

    }

    /**
     * Returns {@link #END_ELEMENT}.
     */
    public int getEventType() {

        return END_ELEMENT;

    }

    public QName getName() {

        return name;

    }

    public Iterator getNamespaces() {

        if (namespaces != null) {

            return namespaces.iterator();

        } else {

            return Collections.EMPTY_LIST.iterator();

        }

    }

}