/*
 *                 Sun Public License Notice
 * 
 * The contents of this file are subject to the Sun Public License
 * Version 1.0 (the "License"). You may not use this file except in
 * compliance with the License. A copy of the License is available at
 * http://www.sun.com/
 * 
 * The Original Code is NetBeans. The Initial Developer of the Original
 * Code is Sun Microsystems, Inc. Portions Copyright 1997-2002 Sun
 * Microsystems, Inc. All Rights Reserved.
 */

package org.netbeans.tax.dom;

import java.util.Iterator;
import org.w3c.dom.*;
import org.netbeans.tax.*;
import org.netbeans.tax.TreeObjectList;

/**
 *
 * @author  Rich Unger
 */
class DocumentTypeImpl extends NodeImpl implements DocumentType {
    
    private final TreeDocumentType peer;
    
    /** Creates a new instance of DocumentTypeImpl */
    public DocumentTypeImpl(TreeDocumentType peer) {
        this.peer = peer;
    }
    
    public String getName() { 
        return peer.getElementName();
    } 

    public NamedNodeMap getEntities() { 
        return null;
    } 

    public NamedNodeMap getNotations() { 
        return null;
    } 

    public String getPublicId() { 
        return peer.getPublicId();
    } 

    public String getSystemId() { 
        return peer.getSystemId();
    } 

    public String getInternalSubset() { 
        return null;
    } 

    /** The name of this node, depending on its type; see the table above.
     *
     */
    public String getNodeName() {
        return peer.getElementName();
    }
    
    /** A code representing the type of the underlying object, as defined above.
     *
     */
    public short getNodeType() {
        return Node.DOCUMENT_TYPE_NODE;
    }
    
    /** The value of this node, depending on its type; see the table above.
     * When it is defined to be null, setting it has no effect.
     * @exception DOMException
     *   NO_MODIFICATION_ALLOWED_ERR: Raised when the node is readonly.
     * @exception DOMException
     *   DOMSTRING_SIZE_ERR: Raised when it would return more characters than
     *   fit in a DOMString variable on the implementation
     *   platform.
     *
     */
    public String getNodeValue() throws DOMException {
        return null;
    }
    
    /** The parent of this node. All nodes, except Attr,
     * Document, DocumentFragment,
     * Entity, and Notation may have a parent.
     * However, if a node has just been created and not yet added to the
     * tree, or if it has been removed from the tree, this is
     * null.
     *
     */
    public Node getParentNode() {
        return Wrapper.wrap(peer.getParentNode());
    }
    
    /** The first child of this node. If there is no such node, this returns
     * null.
     *
     */
    public Node getFirstChild() {
        return null;
    }

    /** The last child of this node. If there is no such node, this returns
     * null.
     *
     */
    public Node getLastChild() {
        return null;
    }

    /** Returns whether this node has any children.
     * @return true if this node has any children,
     *   false otherwise.
     *
     */
    public boolean hasChildNodes() {
        return false;
    }
    
    /** A NodeList that contains all children of this node. If
     * there are no children, this is a NodeList containing no
     * nodes.
     *
     */
    public NodeList getChildNodes() {
        return Wrapper.wrap(peer.getChildNodes());
    }
    
}