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	/*
	* reserved comment block
	* DO NOT REMOVE OR ALTER!
	*/
	/*
	* Licensed to the Apache Software Foundation (ASF) under one or more
	* contributor license agreements. See the NOTICE file distributed with
	* this work for additional information regarding copyright ownership.
	* The ASF licenses this file to You under the Apache License, Version 2.0
	* (the "License"); you may not use this file except in compliance with
	* the License. You may obtain a copy of the License at
	*
	* http://www.apache.org/licenses/LICENSE-2.0
	*
	* Unless required by applicable law or agreed to in writing, software
	* distributed under the License is distributed on an "AS IS" BASIS,
	* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
	* See the License for the specific language governing permissions and
	* limitations under the License.
	*/
	/*
	* $Id: UnImplNode.java,v
	*/

	package com.sun.org.apache.xml.internal.utils;

	import com.sun.org.apache.xml.internal.res.XMLErrorResources;
	import com.sun.org.apache.xml.internal.res.XMLMessages;

	import org.w3c.dom.Attr;
	import org.w3c.dom.CDATASection;
	import org.w3c.dom.Comment;
	import org.w3c.dom.DOMException;
	import org.w3c.dom.DOMImplementation;
	import org.w3c.dom.Document;
	import org.w3c.dom.DocumentFragment;
	import org.w3c.dom.DocumentType;
	import org.w3c.dom.Element;
	import org.w3c.dom.EntityReference;
	import org.w3c.dom.NamedNodeMap;
	import org.w3c.dom.Node;
	import org.w3c.dom.NodeList;
	import org.w3c.dom.ProcessingInstruction;
	import org.w3c.dom.Text;

	import org.w3c.dom.UserDataHandler;
	import org.w3c.dom.DOMConfiguration;
	import org.w3c.dom.TypeInfo;
	/**
	* <meta name="usage" content="internal"/>
	* To be subclassed by classes that wish to fake being nodes.
	*/
	public class UnImplNode implements Node, Element, NodeList, Document
	{

	/**
	* Constructor UnImplNode
	*
	*/
	public UnImplNode(){}

	/**
	* Throw an error.
	*
	* @param msg Message Key for the error
	*/
	public void error(String msg)
	{

	System.out.println("DOM ERROR! class: " + this.getClass().getName());

	throw new RuntimeException(XMLMessages.createXMLMessage(msg, null));
	}

	/**
	* Throw an error.
	*
	* @param msg Message Key for the error
	* @param args Array of arguments to be used in the error message
	*/
	public void error(String msg, Object[] args)
	{

	System.out.println("DOM ERROR! class: " + this.getClass().getName());

	throw new RuntimeException(XMLMessages.createXMLMessage(msg, args)); //"UnImplNode error: "+msg);
	}

	/**
	* Unimplemented. See org.w3c.dom.Node
	*
	* @param newChild New node to append to the list of this node's children
	*
	* @return null
	*
	* @throws DOMException
	*/
	public Node appendChild(Node newChild) throws DOMException
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"appendChild not supported!");

	return null;
	}

	/**
	* Unimplemented. See org.w3c.dom.Node
	*
	* @return false
	*/
	public boolean hasChildNodes()
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"hasChildNodes not supported!");

	return false;
	}

	/**
	* Unimplemented. See org.w3c.dom.Node
	*
	* @return 0
	*/
	public short getNodeType()
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"getNodeType not supported!");

	return 0;
	}

	/**
	* Unimplemented. See org.w3c.dom.Node
	*
	* @return null
	*/
	public Node getParentNode()
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"getParentNode not supported!");

	return null;
	}

	/**
	* Unimplemented. See org.w3c.dom.Node
	*
	* @return null
	*/
	public NodeList getChildNodes()
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"getChildNodes not supported!");

	return null;
	}

	/**
	* Unimplemented. See org.w3c.dom.Node
	*
	* @return null
	*/
	public Node getFirstChild()
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"getFirstChild not supported!");

	return null;
	}

	/**
	* Unimplemented. See org.w3c.dom.Node
	*
	* @return null
	*/
	public Node getLastChild()
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"getLastChild not supported!");

	return null;
	}

	/**
	* Unimplemented. See org.w3c.dom.Node
	*
	* @return null
	*/
	public Node getNextSibling()
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"getNextSibling not supported!");

	return null;
	}

	/**
	* Unimplemented. See org.w3c.dom.NodeList
	*
	* @return 0
	*/
	public int getLength()
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"getLength not supported!");

	return 0;
	} // getLength():int

	/**
	* Unimplemented. See org.w3c.dom.NodeList
	*
	* @param index index of a child of this node in its list of children
	*
	* @return null
	*/
	public Node item(int index)
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"item not supported!");

	return null;
	} // item(int):Node

	/**
	* Unimplemented. See org.w3c.dom.Node
	*
	* @return null
	*/
	public Document getOwnerDocument()
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"getOwnerDocument not supported!");

	return null;
	}

	/**
	* Unimplemented. See org.w3c.dom.Node
	*
	* @return null
	*/
	public String getTagName()
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"getTagName not supported!");

	return null;
	}

	/**
	* Unimplemented. See org.w3c.dom.Node
	*
	* @return null
	*/
	public String getNodeName()
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"getNodeName not supported!");

	return null;
	}

	/** Unimplemented. See org.w3c.dom.Node */
	public void normalize()
	{
	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"normalize not supported!");
	}

	/**
	* Unimplemented. See org.w3c.dom.Element
	*
	* @param name Name of the element
	*
	* @return null
	*/
	public NodeList getElementsByTagName(String name)
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"getElementsByTagName not supported!");

	return null;
	}

	/**
	* Unimplemented. See org.w3c.dom.Element
	*
	* @param oldAttr Attribute to be removed from this node's list of attributes
	*
	* @return null
	*
	* @throws DOMException
	*/
	public Attr removeAttributeNode(Attr oldAttr) throws DOMException
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"removeAttributeNode not supported!");

	return null;
	}

	/**
	* Unimplemented. See org.w3c.dom.Element
	*
	* @param newAttr Attribute node to be added to this node's list of attributes
	*
	* @return null
	*
	* @throws DOMException
	*/
	public Attr setAttributeNode(Attr newAttr) throws DOMException
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"setAttributeNode not supported!");

	return null;
	}

	/**
	* Unimplemented. See org.w3c.dom.Element
	*
	*
	* @param name Name of an attribute
	*
	* @return false
	*/
	public boolean hasAttribute(String name)
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"hasAttribute not supported!");

	return false;
	}

	/**
	* Unimplemented. See org.w3c.dom.Element
	*
	*
	* @param name
	* @param x
	*
	* @return false
	*/
	public boolean hasAttributeNS(String name, String x)
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"hasAttributeNS not supported!");

	return false;
	}

	/**
	* Unimplemented. See org.w3c.dom.Element
	*
	*
	* @param name Attribute node name
	*
	* @return null
	*/
	public Attr getAttributeNode(String name)
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"getAttributeNode not supported!");

	return null;
	}

	/**
	* Unimplemented. See org.w3c.dom.Element
	*
	* @param name Attribute node name to remove from list of attributes
	*
	* @throws DOMException
	*/
	public void removeAttribute(String name) throws DOMException
	{
	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"removeAttribute not supported!");
	}

	/**
	* Unimplemented. See org.w3c.dom.Element
	*
	* @param name Name of attribute to set
	* @param value Value of attribute
	*
	* @throws DOMException
	*/
	public void setAttribute(String name, String value) throws DOMException
	{
	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"setAttribute not supported!");
	}

	/**
	* Unimplemented. See org.w3c.dom.Element
	*
	* @param name Name of attribute to get
	*
	* @return null
	*/
	public String getAttribute(String name)
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"getAttribute not supported!");

	return null;
	}

	/**
	* Unimplemented. Introduced in DOM Level 2.
	*
	* @return false
	*/
	public boolean hasAttributes()
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"hasAttributes not supported!");

	return false;
	}

	/**
	* Unimplemented. See org.w3c.dom.Element
	*
	* @param namespaceURI Namespace URI of the element
	* @param localName Local part of qualified name of the element
	*
	* @return null
	*/
	public NodeList getElementsByTagNameNS(String namespaceURI,
	String localName)
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"getElementsByTagNameNS not supported!");

	return null;
	}

	/**
	* Unimplemented. See org.w3c.dom.Element
	*
	* @param newAttr Attribute to set
	*
	* @return null
	*
	* @throws DOMException
	*/
	public Attr setAttributeNodeNS(Attr newAttr) throws DOMException
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"setAttributeNodeNS not supported!");

	return null;
	}

	/**
	* Unimplemented. See org.w3c.dom.Element
	*
	* @param namespaceURI Namespace URI of attribute node to get
	* @param localName Local part of qualified name of attribute node to get
	*
	* @return null
	*/
	public Attr getAttributeNodeNS(String namespaceURI, String localName)
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"getAttributeNodeNS not supported!");

	return null;
	}

	/**
	* Unimplemented. See org.w3c.dom.Element
	*
	* @param namespaceURI Namespace URI of attribute node to remove
	* @param localName Local part of qualified name of attribute node to remove
	*
	* @throws DOMException
	*/
	public void removeAttributeNS(String namespaceURI, String localName)
	throws DOMException
	{
	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"removeAttributeNS not supported!");
	}

	/**
	* Unimplemented. See org.w3c.dom.Element
	*
	* @param namespaceURI Namespace URI of attribute node to set
	* @param qualifiedName qualified name of attribute
	* @param value value of attribute
	*
	* @throws DOMException
	*/
	public void setAttributeNS(
	String namespaceURI, String qualifiedName, String value)
	throws DOMException
	{
	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"setAttributeNS not supported!");
	}

	/**
	* Unimplemented. See org.w3c.dom.Element
	*
	* @param namespaceURI Namespace URI of attribute node to get
	* @param localName Local part of qualified name of attribute node to get
	*
	* @return null
	*/
	public String getAttributeNS(String namespaceURI, String localName)
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"getAttributeNS not supported!");

	return null;
	}

	/**
	* Unimplemented. See org.w3c.dom.Node
	*
	* @return null
	*/
	public Node getPreviousSibling()
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"getPreviousSibling not supported!");

	return null;
	}

	/**
	* Unimplemented. See org.w3c.dom.Node
	*
	* @param deep Flag indicating whether to clone deep (clone member variables)
	*
	* @return null
	*/
	public Node cloneNode(boolean deep)
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"cloneNode not supported!");

	return null;
	}

	/**
	* Unimplemented. See org.w3c.dom.Node
	*
	* @return null
	*
	* @throws DOMException
	*/
	public String getNodeValue() throws DOMException
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"getNodeValue not supported!");

	return null;
	}

	/**
	* Unimplemented. See org.w3c.dom.Node
	*
	* @param nodeValue Value to set this node to
	*
	* @throws DOMException
	*/
	public void setNodeValue(String nodeValue) throws DOMException
	{
	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"setNodeValue not supported!");
	}

	/**
	* Unimplemented. See org.w3c.dom.Node
	*
	*
	* NEEDSDOC @param value
	* @return value Node value
	*
	* @throws DOMException
	*/

	// public String getValue ()
	// {
	// error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"getValue not supported!");
	// return null;
	// }

	/**
	* Unimplemented. See org.w3c.dom.Node
	*
	* @param value Value to set this node to
	*
	* @throws DOMException
	*/
	public void setValue(String value) throws DOMException
	{
	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"setValue not supported!");
	}

	/**
	* Returns the name of this attribute.
	*
	* @return the name of this attribute.
	*/

	// public String getName()
	// {
	// return this.getNodeName();
	// }

	/**
	* Unimplemented. See org.w3c.dom.Node
	*
	* @return null
	*/
	public Element getOwnerElement()
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"getOwnerElement not supported!");

	return null;
	}

	/**
	* Unimplemented. See org.w3c.dom.Node
	*
	* @return False
	*/
	public boolean getSpecified()
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"setValue not supported!");

	return false;
	}

	/**
	* Unimplemented. See org.w3c.dom.Node
	*
	* @return null
	*/
	public NamedNodeMap getAttributes()
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"getAttributes not supported!");

	return null;
	}

	/**
	* Unimplemented. See org.w3c.dom.Node
	*
	* @param newChild New child node to insert
	* @param refChild Insert in front of this child
	*
	* @return null
	*
	* @throws DOMException
	*/
	public Node insertBefore(Node newChild, Node refChild) throws DOMException
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"insertBefore not supported!");

	return null;
	}

	/**
	* Unimplemented. See org.w3c.dom.Node
	*
	* @param newChild Replace existing child with this one
	* @param oldChild Existing child to be replaced
	*
	* @return null
	*
	* @throws DOMException
	*/
	public Node replaceChild(Node newChild, Node oldChild) throws DOMException
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"replaceChild not supported!");

	return null;
	}

	/**
	* Unimplemented. See org.w3c.dom.Node
	*
	* @param oldChild Child to be removed
	*
	* @return null
	*
	* @throws DOMException
	*/
	public Node removeChild(Node oldChild) throws DOMException
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"replaceChild not supported!");

	return null;
	}

	/**
	* Tests whether the DOM implementation implements a specific feature and
	* that feature is supported by this node.
	* @param feature The name of the feature to test. This is the same name
	* which can be passed to the method <code>hasFeature</code> on
	* <code>DOMImplementation</code>.
	* @param version This is the version number of the feature to test. In
	* Level 2, version 1, this is the string "2.0". If the version is not
	* specified, supporting any version of the feature will cause the
	* method to return <code>true</code>.
	*
	* @return Returns <code>false</code>
	* @since DOM Level 2
	*/
	public boolean isSupported(String feature, String version)
	{
	return false;
	}

	/**
	* Unimplemented. See org.w3c.dom.Node
	*
	* @return null
	*/
	public String getNamespaceURI()
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"getNamespaceURI not supported!");

	return null;
	}

	/**
	* Unimplemented. See org.w3c.dom.Node
	*
	* @return null
	*/
	public String getPrefix()
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"getPrefix not supported!");

	return null;
	}

	/**
	* Unimplemented. See org.w3c.dom.Node
	*
	* @param prefix Prefix to set for this node
	*
	* @throws DOMException
	*/
	public void setPrefix(String prefix) throws DOMException
	{
	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"setPrefix not supported!");
	}

	/**
	* Unimplemented. See org.w3c.dom.Node
	*
	* @return null
	*/
	public String getLocalName()
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED); //"getLocalName not supported!");

	return null;
	}

	/**
	* Unimplemented. See org.w3c.dom.Document
	*
	* @return null
	*/
	public DocumentType getDoctype()
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED);

	return null;
	}

	/**
	* Unimplemented. See org.w3c.dom.Document
	*
	* @return null
	*/
	public DOMImplementation getImplementation()
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED);

	return null;
	}

	/**
	* Unimplemented. See org.w3c.dom.Document
	*
	* @return null
	*/
	public Element getDocumentElement()
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED);

	return null;
	}

	/**
	* Unimplemented. See org.w3c.dom.Document
	*
	* @param tagName Element tag name
	*
	* @return null
	*
	* @throws DOMException
	*/
	public Element createElement(String tagName) throws DOMException
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED);

	return null;
	}

	/**
	* Unimplemented. See org.w3c.dom.Document
	*
	* @return null
	*/
	public DocumentFragment createDocumentFragment()
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED);

	return null;
	}

	/**
	* Unimplemented. See org.w3c.dom.Document
	*
	* @param data Data for text node
	*
	* @return null
	*/
	public Text createTextNode(String data)
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED);

	return null;
	}

	/**
	* Unimplemented. See org.w3c.dom.Document
	*
	* @param data Data for comment
	*
	* @return null
	*/
	public Comment createComment(String data)
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED);

	return null;
	}

	/**
	* Unimplemented. See org.w3c.dom.Document
	*
	* @param data Data for CDATA section
	*
	* @return null
	*
	* @throws DOMException
	*/
	public CDATASection createCDATASection(String data) throws DOMException
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED);

	return null;
	}

	/**
	* Unimplemented. See org.w3c.dom.Document
	*
	* @param target Target for Processing instruction
	* @param data Data for Processing instruction
	*
	* @return null
	*
	* @throws DOMException
	*/
	public ProcessingInstruction createProcessingInstruction(
	String target, String data) throws DOMException
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED);

	return null;
	}

	/**
	* Unimplemented. See org.w3c.dom.Document
	*
	* @param name Attribute name
	*
	* @return null
	*
	* @throws DOMException
	*/
	public Attr createAttribute(String name) throws DOMException
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED);

	return null;
	}

	/**
	* Unimplemented. See org.w3c.dom.Document
	*
	* @param name Entity Reference name
	*
	* @return null
	*
	* @throws DOMException
	*/
	public EntityReference createEntityReference(String name)
	throws DOMException
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED);

	return null;
	}

	/**
	* Unimplemented. See org.w3c.dom.Document
	*
	* @param importedNode The node to import.
	* @param deep If <code>true</code>, recursively import the subtree under
	* the specified node; if <code>false</code>, import only the node
	* itself, as explained above. This has no effect on <code>Attr</code>
	* , <code>EntityReference</code>, and <code>Notation</code> nodes.
	*
	* @return null
	*
	* @throws DOMException
	*/
	public Node importNode(Node importedNode, boolean deep) throws DOMException
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED);

	return null;
	}

	/**
	* Unimplemented. See org.w3c.dom.Document
	*
	* @param namespaceURI Namespace URI for the element
	* @param qualifiedName Qualified name of the element
	*
	* @return null
	*
	* @throws DOMException
	*/
	public Element createElementNS(String namespaceURI, String qualifiedName)
	throws DOMException
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED);

	return null;
	}

	/**
	* Unimplemented. See org.w3c.dom.Document
	*
	* @param namespaceURI Namespace URI of the attribute
	* @param qualifiedName Qualified name of the attribute
	*
	* @return null
	*
	* @throws DOMException
	*/
	public Attr createAttributeNS(String namespaceURI, String qualifiedName)
	throws DOMException
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED);

	return null;
	}

	/**
	* Unimplemented. See org.w3c.dom.Document
	*
	* @param elementId ID of the element to get
	*
	* @return null
	*/
	public Element getElementById(String elementId)
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED);

	return null;
	}

	/**
	* Set Node data
	*
	*
	* @param data data to set for this node
	*
	* @throws DOMException
	*/
	public void setData(String data) throws DOMException
	{
	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED);
	}

	/**
	* Unimplemented.
	*
	* @param offset Start offset of substring to extract.
	* @param count The length of the substring to extract.
	*
	* @return null
	*
	* @throws DOMException
	*/
	public String substringData(int offset, int count) throws DOMException
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED);

	return null;
	}

	/**
	* Unimplemented.
	*
	* @param arg String data to append
	*
	* @throws DOMException
	*/
	public void appendData(String arg) throws DOMException
	{
	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED);
	}

	/**
	* Unimplemented.
	*
	* @param offset Start offset of substring to insert.
	* @param arg The (sub)string to insert.
	*
	* @throws DOMException
	*/
	public void insertData(int offset, String arg) throws DOMException
	{
	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED);
	}

	/**
	* Unimplemented.
	*
	* @param offset Start offset of substring to delete.
	* @param count The length of the substring to delete.
	*
	* @throws DOMException
	*/
	public void deleteData(int offset, int count) throws DOMException
	{
	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED);
	}

	/**
	* Unimplemented.
	*
	* @param offset Start offset of substring to replace.
	* @param count The length of the substring to replace.
	* @param arg substring to replace with
	*
	* @throws DOMException
	*/
	public void replaceData(int offset, int count, String arg)
	throws DOMException
	{
	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED);
	}

	/**
	* Unimplemented.
	*
	* @param offset Offset into text to split
	*
	* @return null, unimplemented
	*
	* @throws DOMException
	*/
	public Text splitText(int offset) throws DOMException
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED);

	return null;
	}

	/**
	* NEEDSDOC Method adoptNode
	*
	*
	* NEEDSDOC @param source
	*
	* NEEDSDOC (adoptNode) @return
	*
	* @throws DOMException
	*/
	public Node adoptNode(Node source) throws DOMException
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED);

	return null;
	}

	/**
	* <p>EXPERIMENTAL! Based on the <a
	* href='http://www.w3.org/TR/2001/WD-DOM-Level-3-Core-20010605'>Document
	* Object Model (DOM) Level 3 Core Working Draft of 5 June 2001.</a>.
	* <p>
	* An attribute specifying, as part of the XML declaration, the encoding
	* of this document. This is <code>null</code> when unspecified.
	* @since DOM Level 3
	*
	* NEEDSDOC ($objectName$) @return
	*/
	public String getInputEncoding()
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED);

	return null;
	}

	/**
	* <p>EXPERIMENTAL! Based on the <a
	* href='http://www.w3.org/TR/2001/WD-DOM-Level-3-Core-20010605'>Document
	* Object Model (DOM) Level 3 Core Working Draft of 5 June 2001.</a>.
	* <p>
	* An attribute specifying, as part of the XML declaration, the encoding
	* of this document. This is <code>null</code> when unspecified.
	* @since DOM Level 3
	*
	* NEEDSDOC @param encoding
	*/
	public void setInputEncoding(String encoding)
	{
	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED);
	}

	/**
	* <p>EXPERIMENTAL! Based on the <a
	* href='http://www.w3.org/TR/2001/WD-DOM-Level-3-Core-20010605'>Document
	* Object Model (DOM) Level 3 Core Working Draft of 5 June 2001.</a>.
	* <p>
	* An attribute specifying, as part of the XML declaration, whether this
	* document is standalone.
	* @since DOM Level 3
	*
	* NEEDSDOC ($objectName$) @return
	*/
	public boolean getStandalone()
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED);

	return false;
	}

	/**
	* <p>EXPERIMENTAL! Based on the <a
	* href='http://www.w3.org/TR/2001/WD-DOM-Level-3-Core-20010605'>Document
	* Object Model (DOM) Level 3 Core Working Draft of 5 June 2001.</a>.
	* <p>
	* An attribute specifying, as part of the XML declaration, whether this
	* document is standalone.
	* @since DOM Level 3
	*
	* NEEDSDOC @param standalone
	*/
	public void setStandalone(boolean standalone)
	{
	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED);
	}

	/**
	* <p>EXPERIMENTAL! Based on the <a
	* href='http://www.w3.org/TR/2001/WD-DOM-Level-3-Core-20010605'>Document
	* Object Model (DOM) Level 3 Core Working Draft of 5 June 2001.</a>.
	* <p>
	* An attribute specifying whether errors checking is enforced or not.
	* When set to <code>false</code>, the implementation is free to not
	* test every possible error case normally defined on DOM operations,
	* and not raise any <code>DOMException</code>. In case of error, the
	* behavior is undefined. This attribute is <code>true</code> by
	* defaults.
	* @since DOM Level 3
	*
	* NEEDSDOC ($objectName$) @return
	*/
	public boolean getStrictErrorChecking()
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED);

	return false;
	}

	/**
	* <p>EXPERIMENTAL! Based on the <a
	* href='http://www.w3.org/TR/2001/WD-DOM-Level-3-Core-20010605'>Document
	* Object Model (DOM) Level 3 Core Working Draft of 5 June 2001.</a>.
	* <p>
	* An attribute specifying whether errors checking is enforced or not.
	* When set to <code>false</code>, the implementation is free to not
	* test every possible error case normally defined on DOM operations,
	* and not raise any <code>DOMException</code>. In case of error, the
	* behavior is undefined. This attribute is <code>true</code> by
	* defaults.
	* @since DOM Level 3
	*
	* NEEDSDOC @param strictErrorChecking
	*/
	public void setStrictErrorChecking(boolean strictErrorChecking)
	{
	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED);
	}

	/**
	* <p>EXPERIMENTAL! Based on the <a
	* href='http://www.w3.org/TR/2001/WD-DOM-Level-3-Core-20010605'>Document
	* Object Model (DOM) Level 3 Core Working Draft of 5 June 2001.</a>.
	* <p>
	* An attribute specifying, as part of the XML declaration, the version
	* number of this document. This is <code>null</code> when unspecified.
	* @since DOM Level 3
	*
	* NEEDSDOC ($objectName$) @return
	*/
	public String getVersion()
	{

	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED);

	return null;
	}

	/**
	* <p>EXPERIMENTAL! Based on the <a
	* href='http://www.w3.org/TR/2001/WD-DOM-Level-3-Core-20010605'>Document
	* Object Model (DOM) Level 3 Core Working Draft of 5 June 2001.</a>.
	* <p>
	* An attribute specifying, as part of the XML declaration, the version
	* number of this document. This is <code>null</code> when unspecified.
	* @since DOM Level 3
	*
	* NEEDSDOC @param version
	*/
	public void setVersion(String version)
	{
	error(XMLErrorResources.ER_FUNCTION_NOT_SUPPORTED);
	}



	//RAMESH : Pending proper implementation of DOM Level 3

	public Object setUserData(String key,
	Object data,
	UserDataHandler handler) {
	return getOwnerDocument().setUserData( key, data, handler);
	}

	/**
	* Retrieves the object associated to a key on a this node. The object
	* must first have been set to this node by calling
	* <code>setUserData</code> with the same key.
	* @param key The key the object is associated to.
	* @return Returns the <code>DOMObject</code> associated to the given key
	* on this node, or <code>null</code> if there was none.
	* @since DOM Level 3
	*/
	public Object getUserData(String key) {
	return getOwnerDocument().getUserData( key);
	}

	/**
	* This method returns a specialized object which implements the
	* specialized APIs of the specified feature and version. The
	* specialized object may also be obtained by using binding-specific
	* casting methods but is not necessarily expected to, as discussed in Mixed DOM implementations.
	* @param feature The name of the feature requested (case-insensitive).
	* @param version This is the version number of the feature to test. If
	* the version is <code>null</code> or the empty string, supporting
	* any version of the feature will cause the method to return an
	* object that supports at least one version of the feature.
	* @return Returns an object which implements the specialized APIs of
	* the specified feature and version, if any, or <code>null</code> if
	* there is no object which implements interfaces associated with that
	* feature. If the <code>DOMObject</code> returned by this method
	* implements the <code>Node</code> interface, it must delegate to the
	* primary core <code>Node</code> and not return results inconsistent
	* with the primary core <code>Node</code> such as attributes,
	* childNodes, etc.
	* @since DOM Level 3
	*/
	public Object getFeature(String feature, String version) {
	// we don't have any alternate node, either this node does the job
	// or we don't have anything that does
	return isSupported(feature, version) ? this : null;
	}

	/**
	* Tests whether two nodes are equal.
	* <br>This method tests for equality of nodes, not sameness (i.e.,
	* whether the two nodes are references to the same object) which can be
	* tested with <code>Node.isSameNode</code>. All nodes that are the same
	* will also be equal, though the reverse may not be true.
	* <br>Two nodes are equal if and only if the following conditions are
	* satisfied: The two nodes are of the same type.The following string
	* attributes are equal: <code>nodeName</code>, <code>localName</code>,
	* <code>namespaceURI</code>, <code>prefix</code>, <code>nodeValue</code>
	* , <code>baseURI</code>. This is: they are both <code>null</code>, or
	* they have the same length and are character for character identical.
	* The <code>attributes</code> <code>NamedNodeMaps</code> are equal.
	* This is: they are both <code>null</code>, or they have the same
	* length and for each node that exists in one map there is a node that
	* exists in the other map and is equal, although not necessarily at the
	* same index.The <code>childNodes</code> <code>NodeLists</code> are
	* equal. This is: they are both <code>null</code>, or they have the
	* same length and contain equal nodes at the same index. This is true
	* for <code>Attr</code> nodes as for any other type of node. Note that
	* normalization can affect equality; to avoid this, nodes should be
	* normalized before being compared.
	* <br>For two <code>DocumentType</code> nodes to be equal, the following
	* conditions must also be satisfied: The following string attributes
	* are equal: <code>publicId</code>, <code>systemId</code>,
	* <code>internalSubset</code>.The <code>entities</code>
	* <code>NamedNodeMaps</code> are equal.The <code>notations</code>
	* <code>NamedNodeMaps</code> are equal.
	* <br>On the other hand, the following do not affect equality: the
	* <code>ownerDocument</code> attribute, the <code>specified</code>
	* attribute for <code>Attr</code> nodes, the
	* <code>isWhitespaceInElementContent</code> attribute for
	* <code>Text</code> nodes, as well as any user data or event listeners
	* registered on the nodes.
	*
	* @param arg The node to compare equality with.
	* @return If the nodes, and possibly subtrees are equal,
	* <code>true</code> otherwise <code>false</code>.
	* @since DOM Level 3
	*/
	public boolean isEqualNode(Node arg) {
	if (arg == this) {
	return true;
	}
	if (arg.getNodeType() != getNodeType()) {
	return false;
	}
	// in theory nodeName can't be null but better be careful
	// who knows what other implementations may be doing?...
	if (getNodeName() == null) {
	if (arg.getNodeName() != null) {
	return false;
	}
	}
	else if (!getNodeName().equals(arg.getNodeName())) {
	return false;
	}

	if (getLocalName() == null) {
	if (arg.getLocalName() != null) {
	return false;
	}
	}
	else if (!getLocalName().equals(arg.getLocalName())) {
	return false;
	}

	if (getNamespaceURI() == null) {
	if (arg.getNamespaceURI() != null) {
	return false;
	}
	}
	else if (!getNamespaceURI().equals(arg.getNamespaceURI())) {
	return false;
	}

	if (getPrefix() == null) {
	if (arg.getPrefix() != null) {
	return false;
	}
	}
	else if (!getPrefix().equals(arg.getPrefix())) {
	return false;
	}

	if (getNodeValue() == null) {
	if (arg.getNodeValue() != null) {
	return false;
	}
	}
	else if (!getNodeValue().equals(arg.getNodeValue())) {
	return false;
	}
	/*
	if (getBaseURI() == null) {
	if (((NodeImpl) arg).getBaseURI() != null) {
	return false;
	}
	}
	else if (!getBaseURI().equals(((NodeImpl) arg).getBaseURI())) {
	return false;
	}
	*/

	return true;
	}

	/**
	* DOM Level 3 - Experimental:
	* Look up the namespace URI associated to the given prefix, starting from this node.
	* Use lookupNamespaceURI(null) to lookup the default namespace
	*
	* @param namespaceURI
	* @return th URI for the namespace
	* @since DOM Level 3
	*/
	public String lookupNamespaceURI(String specifiedPrefix) {
	short type = this.getNodeType();
	switch (type) {
	case Node.ELEMENT_NODE : {

	String namespace = this.getNamespaceURI();
	String prefix = this.getPrefix();
	if (namespace !=null) {
	// REVISIT: is it possible that prefix is empty string?
	if (specifiedPrefix== null && prefix==specifiedPrefix) {
	// looking for default namespace
	return namespace;
	} else if (prefix != null && prefix.equals(specifiedPrefix)) {
	// non default namespace
	return namespace;
	}
	}
	if (this.hasAttributes()) {
	NamedNodeMap map = this.getAttributes();
	int length = map.getLength();
	for (int i=0;i<length;i++) {
	Node attr = map.item(i);
	String attrPrefix = attr.getPrefix();
	String value = attr.getNodeValue();
	namespace = attr.getNamespaceURI();
	if (namespace !=null && namespace.equals("http://www.w3.org/2000/xmlns/")) {
	// at this point we are dealing with DOM Level 2 nodes only
	if (specifiedPrefix == null &&
	attr.getNodeName().equals("xmlns")) {
	// default namespace
	return value;
	} else if (attrPrefix !=null &&
	attrPrefix.equals("xmlns") &&
	attr.getLocalName().equals(specifiedPrefix)) {
	// non default namespace
	return value;
	}
	}
	}
	}
	/*
	NodeImpl ancestor = (NodeImpl)getElementAncestor(this);
	if (ancestor != null) {
	return ancestor.lookupNamespaceURI(specifiedPrefix);
	}
	*/

	return null;


	}
	/*
	case Node.DOCUMENT_NODE : {
	return((NodeImpl)((Document)this).getDocumentElement()).lookupNamespaceURI(specifiedPrefix) ;
	}
	*/
	case Node.ENTITY_NODE :
	case Node.NOTATION_NODE:
	case Node.DOCUMENT_FRAGMENT_NODE:
	case Node.DOCUMENT_TYPE_NODE:
	// type is unknown
	return null;
	case Node.ATTRIBUTE_NODE:{
	if (this.getOwnerElement().getNodeType() == Node.ELEMENT_NODE) {
	return getOwnerElement().lookupNamespaceURI(specifiedPrefix);

	}
	return null;
	}
	default:{
	/*
	NodeImpl ancestor = (NodeImpl)getElementAncestor(this);
	if (ancestor != null) {
	return ancestor.lookupNamespaceURI(specifiedPrefix);
	}
	*/
	return null;
	}

	}
	}


	/**
	* DOM Level 3: Experimental
	* This method checks if the specified <code>namespaceURI</code> is the
	* default namespace or not.
	* @param namespaceURI The namespace URI to look for.
	* @return <code>true</code> if the specified <code>namespaceURI</code>
	* is the default namespace, <code>false</code> otherwise.
	* @since DOM Level 3
	*/
	public boolean isDefaultNamespace(String namespaceURI){
	/*
	// REVISIT: remove casts when DOM L3 becomes REC.
	short type = this.getNodeType();
	switch (type) {
	case Node.ELEMENT_NODE: {
	String namespace = this.getNamespaceURI();
	String prefix = this.getPrefix();

	// REVISIT: is it possible that prefix is empty string?
	if (prefix == null \|\| prefix.length() == 0) {
	if (namespaceURI == null) {
	return (namespace == namespaceURI);
	}
	return namespaceURI.equals(namespace);
	}
	if (this.hasAttributes()) {
	ElementImpl elem = (ElementImpl)this;
	NodeImpl attr = (NodeImpl)elem.getAttributeNodeNS("http://www.w3.org/2000/xmlns/", "xmlns");
	if (attr != null) {
	String value = attr.getNodeValue();
	if (namespaceURI == null) {
	return (namespace == value);
	}
	return namespaceURI.equals(value);
	}
	}

	NodeImpl ancestor = (NodeImpl)getElementAncestor(this);
	if (ancestor != null) {
	return ancestor.isDefaultNamespace(namespaceURI);
	}
	return false;
	}
	case Node.DOCUMENT_NODE:{
	return((NodeImpl)((Document)this).getDocumentElement()).isDefaultNamespace(namespaceURI);
	}

	case Node.ENTITY_NODE :
	case Node.NOTATION_NODE:
	case Node.DOCUMENT_FRAGMENT_NODE:
	case Node.DOCUMENT_TYPE_NODE:
	// type is unknown
	return false;
	case Node.ATTRIBUTE_NODE:{
	if (this.ownerNode.getNodeType() == Node.ELEMENT_NODE) {
	return ownerNode.isDefaultNamespace(namespaceURI);

	}
	return false;
	}
	default:{
	NodeImpl ancestor = (NodeImpl)getElementAncestor(this);
	if (ancestor != null) {
	return ancestor.isDefaultNamespace(namespaceURI);
	}
	return false;
	}

	}
	*/
	return false;


	}

	/**
	*
	* DOM Level 3 - Experimental:
	* Look up the prefix associated to the given namespace URI, starting from this node.
	*
	* @param namespaceURI
	* @return the prefix for the namespace
	*/
	public String lookupPrefix(String namespaceURI){

	// REVISIT: When Namespaces 1.1 comes out this may not be true
	// Prefix can't be bound to null namespace
	if (namespaceURI == null) {
	return null;
	}

	short type = this.getNodeType();

	switch (type) {
	/*
	case Node.ELEMENT_NODE: {

	String namespace = this.getNamespaceURI(); // to flip out children
	return lookupNamespacePrefix(namespaceURI, (ElementImpl)this);
	}

	case Node.DOCUMENT_NODE:{
	return((NodeImpl)((Document)this).getDocumentElement()).lookupPrefix(namespaceURI);
	}
	*/
	case Node.ENTITY_NODE :
	case Node.NOTATION_NODE:
	case Node.DOCUMENT_FRAGMENT_NODE:
	case Node.DOCUMENT_TYPE_NODE:
	// type is unknown
	return null;
	case Node.ATTRIBUTE_NODE:{
	if (this.getOwnerElement().getNodeType() == Node.ELEMENT_NODE) {
	return getOwnerElement().lookupPrefix(namespaceURI);

	}
	return null;
	}
	default:{
	/*
	NodeImpl ancestor = (NodeImpl)getElementAncestor(this);
	if (ancestor != null) {
	return ancestor.lookupPrefix(namespaceURI);
	}
	*/
	return null;
	}
	}
	}

	/**
	* Returns whether this node is the same node as the given one.
	* <br>This method provides a way to determine whether two
	* <code>Node</code> references returned by the implementation reference
	* the same object. When two <code>Node</code> references are references
	* to the same object, even if through a proxy, the references may be
	* used completely interchangably, such that all attributes have the
	* same values and calling the same DOM method on either reference
	* always has exactly the same effect.
	* @param other The node to test against.
	* @return Returns <code>true</code> if the nodes are the same,
	* <code>false</code> otherwise.
	* @since DOM Level 3
	*/
	public boolean isSameNode(Node other) {
	// we do not use any wrapper so the answer is obvious
	return this == other;
	}

	/**
	* This attribute returns the text content of this node and its
	* descendants. When it is defined to be null, setting it has no effect.
	* When set, any possible children this node may have are removed and
	* replaced by a single <code>Text</code> node containing the string
	* this attribute is set to. On getting, no serialization is performed,
	* the returned string does not contain any markup. No whitespace
	* normalization is performed, the returned string does not contain the
	* element content whitespaces . Similarly, on setting, no parsing is
	* performed either, the input string is taken as pure textual content.
	* <br>The string returned is made of the text content of this node
	* depending on its type, as defined below:
	* <table border='1'>
	* <tr>
	* <th>Node type</th>
	* <th>Content</th>
	* </tr>
	* <tr>
	* <td valign='top' rowspan='1' colspan='1'>
	* ELEMENT_NODE, ENTITY_NODE, ENTITY_REFERENCE_NODE,
	* DOCUMENT_FRAGMENT_NODE</td>
	* <td valign='top' rowspan='1' colspan='1'>concatenation of the <code>textContent</code>
	* attribute value of every child node, excluding COMMENT_NODE and
	* PROCESSING_INSTRUCTION_NODE nodes</td>
	* </tr>
	* <tr>
	* <td valign='top' rowspan='1' colspan='1'>ATTRIBUTE_NODE, TEXT_NODE,
	* CDATA_SECTION_NODE, COMMENT_NODE, PROCESSING_INSTRUCTION_NODE</td>
	* <td valign='top' rowspan='1' colspan='1'>
	* <code>nodeValue</code></td>
	* </tr>
	* <tr>
	* <td valign='top' rowspan='1' colspan='1'>DOCUMENT_NODE, DOCUMENT_TYPE_NODE, NOTATION_NODE</td>
	* <td valign='top' rowspan='1' colspan='1'>
	* null</td>
	* </tr>
	* </table>
	* @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 <code>DOMString</code> variable on the implementation
	* platform.
	* @since DOM Level 3
	*/
	public void setTextContent(String textContent)
	throws DOMException {
	setNodeValue(textContent);
	}
	/**
	* This attribute returns the text content of this node and its
	* descendants. When it is defined to be null, setting it has no effect.
	* When set, any possible children this node may have are removed and
	* replaced by a single <code>Text</code> node containing the string
	* this attribute is set to. On getting, no serialization is performed,
	* the returned string does not contain any markup. No whitespace
	* normalization is performed, the returned string does not contain the
	* element content whitespaces . Similarly, on setting, no parsing is
	* performed either, the input string is taken as pure textual content.
	* <br>The string returned is made of the text content of this node
	* depending on its type, as defined below:
	* <table border='1'>
	* <tr>
	* <th>Node type</th>
	* <th>Content</th>
	* </tr>
	* <tr>
	* <td valign='top' rowspan='1' colspan='1'>
	* ELEMENT_NODE, ENTITY_NODE, ENTITY_REFERENCE_NODE,
	* DOCUMENT_FRAGMENT_NODE</td>
	* <td valign='top' rowspan='1' colspan='1'>concatenation of the <code>textContent</code>
	* attribute value of every child node, excluding COMMENT_NODE and
	* PROCESSING_INSTRUCTION_NODE nodes</td>
	* </tr>
	* <tr>
	* <td valign='top' rowspan='1' colspan='1'>ATTRIBUTE_NODE, TEXT_NODE,
	* CDATA_SECTION_NODE, COMMENT_NODE, PROCESSING_INSTRUCTION_NODE</td>
	* <td valign='top' rowspan='1' colspan='1'>
	* <code>nodeValue</code></td>
	* </tr>
	* <tr>
	* <td valign='top' rowspan='1' colspan='1'>DOCUMENT_NODE, DOCUMENT_TYPE_NODE, NOTATION_NODE</td>
	* <td valign='top' rowspan='1' colspan='1'>
	* null</td>
	* </tr>
	* </table>
	* @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 <code>DOMString</code> variable on the implementation
	* platform.
	* @since DOM Level 3
	*/
	public String getTextContent() throws DOMException {
	return getNodeValue(); // overriden in some subclasses
	}

	/**
	* Compares a node with this node with regard to their position in the
	* document.
	* @param other The node to compare against this node.
	* @return Returns how the given node is positioned relatively to this
	* node.
	* @since DOM Level 3
	*/
	public short compareDocumentPosition(Node other) throws DOMException {
	return 0;
	}

	/**
	* The absolute base URI of this node or <code>null</code> if undefined.
	* This value is computed according to . However, when the
	* <code>Document</code> supports the feature "HTML" , the base URI is
	* computed using first the value of the href attribute of the HTML BASE
	* element if any, and the value of the <code>documentURI</code>
	* attribute from the <code>Document</code> interface otherwise.
	* <br> When the node is an <code>Element</code>, a <code>Document</code>
	* or a a <code>ProcessingInstruction</code>, this attribute represents
	* the properties [base URI] defined in . When the node is a
	* <code>Notation</code>, an <code>Entity</code>, or an
	* <code>EntityReference</code>, this attribute represents the
	* properties [declaration base URI] in the . How will this be affected
	* by resolution of relative namespace URIs issue?It's not.Should this
	* only be on Document, Element, ProcessingInstruction, Entity, and
	* Notation nodes, according to the infoset? If not, what is it equal to
	* on other nodes? Null? An empty string? I think it should be the
	* parent's.No.Should this be read-only and computed or and actual
	* read-write attribute?Read-only and computed (F2F 19 Jun 2000 and
	* teleconference 30 May 2001).If the base HTML element is not yet
	* attached to a document, does the insert change the Document.baseURI?
	* Yes. (F2F 26 Sep 2001)
	* @since DOM Level 3
	*/
	public String getBaseURI() {
	return null;
	}

	/**
	* DOM Level 3 WD - Experimental.
	* Renaming node
	*/
	public Node renameNode(Node n,
	String namespaceURI,
	String name)
	throws DOMException{
	return n;
	}


	/**
	* DOM Level 3 WD - Experimental
	* Normalize document.
	*/
	public void normalizeDocument(){

	}
	/**
	* The configuration used when <code>Document.normalizeDocument</code> is
	* invoked.
	* @since DOM Level 3
	*/
	public DOMConfiguration getDomConfig(){
	return null;
	}


	/*Experimental DOM Level 3 feature: documentURI /
	protected String fDocumentURI;

	/**
	* DOM Level 3 WD - Experimental.
	*/
	public void setDocumentURI(String documentURI){

	fDocumentURI= documentURI;
	}

	/**
	* DOM Level 3 WD - Experimental.
	* The location of the document or <code>null</code> if undefined.
	* <br>Beware that when the <code>Document</code> supports the feature
	* "HTML" , the href attribute of the HTML BASE element takes precedence
	* over this attribute.
	* @since DOM Level 3
	*/
	public String getDocumentURI(){
	return fDocumentURI;
	}

	/*Experimental DOM Level 3 feature: Document actualEncoding /
	protected String actualEncoding;

	/**
	* DOM Level 3 WD - Experimental.
	* An attribute specifying the actual encoding of this document. This is
	* <code>null</code> otherwise.
	* <br> This attribute represents the property [character encoding scheme]
	* defined in .
	* @since DOM Level 3
	*/
	public String getActualEncoding() {
	return actualEncoding;
	}

	/**
	* DOM Level 3 WD - Experimental.
	* An attribute specifying the actual encoding of this document. This is
	* <code>null</code> otherwise.
	* <br> This attribute represents the property [character encoding scheme]
	* defined in .
	* @since DOM Level 3
	*/
	public void setActualEncoding(String value) {
	actualEncoding = value;
	}

	/**
	* DOM Level 3 WD - Experimental.
	*/
	public Text replaceWholeText(String content)
	throws DOMException{
	/*

	if (needsSyncData()) {
	synchronizeData();
	}

	// make sure we can make the replacement
	if (!canModify(nextSibling)) {
	throw new DOMException(DOMException.NO_MODIFICATION_ALLOWED_ERR,
	DOMMessageFormatter.formatMessage(DOMMessageFormatter.DOM_DOMAIN, "NO_MODIFICATION_ALLOWED_ERR", null));
	}

	Node parent = this.getParentNode();
	if (content == null \|\| content.length() == 0) {
	// remove current node
	if (parent !=null) { // check if node in the tree
	parent.removeChild(this);
	return null;
	}
	}
	Text currentNode = null;
	if (isReadOnly()){
	Text newNode = this.ownerDocument().createTextNode(content);
	if (parent !=null) { // check if node in the tree
	parent.insertBefore(newNode, this);
	parent.removeChild(this);
	currentNode = newNode;
	} else {
	return newNode;
	}
	} else {
	this.setData(content);
	currentNode = this;
	}
	Node sibling = currentNode.getNextSibling();
	while ( sibling !=null) {
	parent.removeChild(sibling);
	sibling = currentNode.getNextSibling();
	}

	return currentNode;
	*/
	return null; //Pending
	}

	/**
	* DOM Level 3 WD - Experimental.
	* Returns all text of <code>Text</code> nodes logically-adjacent text
	* nodes to this node, concatenated in document order.
	* @since DOM Level 3
	*/
	public String getWholeText(){

	/*
	if (needsSyncData()) {
	synchronizeData();
	}
	if (nextSibling == null) {
	return data;
	}
	StringBuffer buffer = new StringBuffer();
	if (data != null && data.length() != 0) {
	buffer.append(data);
	}
	getWholeText(nextSibling, buffer);
	return buffer.toString();
	*/
	return null; // PENDING

	}

	/**
	* DOM Level 3 WD - Experimental.
	* Returns whether this text node contains whitespace in element content,
	* often abusively called "ignorable whitespace".
	*/
	public boolean isWhitespaceInElementContent(){
	return false;
	}




	/**
	* NON-DOM: set the type of this attribute to be ID type.
	*
	* @param id
	*/
	public void setIdAttribute(boolean id){
	//PENDING
	}

	/**
	* DOM Level 3: register the given attribute node as an ID attribute
	*/
	public void setIdAttribute(String name, boolean makeId) {
	//PENDING
	}


	/**
	* DOM Level 3: register the given attribute node as an ID attribute
	*/
	public void setIdAttributeNode(Attr at, boolean makeId) {
	//PENDING
	}

	/**
	* DOM Level 3: register the given attribute node as an ID attribute
	*/
	public void setIdAttributeNS(String namespaceURI, String localName,
	boolean makeId) {
	//PENDING
	}
	/**
	* Method getSchemaTypeInfo.
	* @return TypeInfo
	*/
	public TypeInfo getSchemaTypeInfo(){
	return null; //PENDING
	}

	public boolean isId() {
	return false; //PENDING
	}

	private String xmlEncoding;
	public String getXmlEncoding ( ) {
	return xmlEncoding;
	}
	public void setXmlEncoding ( String xmlEncoding ) {
	this.xmlEncoding = xmlEncoding;
	}

	private boolean xmlStandalone;
	public boolean getXmlStandalone() {
	return xmlStandalone;
	}

	public void setXmlStandalone(boolean xmlStandalone) throws DOMException {
	this.xmlStandalone = xmlStandalone;
	}

	private String xmlVersion;
	public String getXmlVersion() {
	return xmlVersion;
	}

	public void setXmlVersion(String xmlVersion) throws DOMException {
	this.xmlVersion = xmlVersion;
	}


	}

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