Java Code Examples for org.w3c.dom.Node#ATTRIBUTE_NODE

public static String getNodeAttribute(final String tagName, final String attrName, final NodeList nodes) {
    for (int x = 0; x < nodes.getLength(); x++) {
        final Node node = nodes.item(x);
        if (node.getNodeName().equalsIgnoreCase(tagName)) {
            final NodeList childNodes = node.getChildNodes();
            for (int y = 0; y < childNodes.getLength(); y++) {
                final Node data = childNodes.item(y);
                if (data.getNodeType() == Node.ATTRIBUTE_NODE) {
                    if (data.getNodeName().equalsIgnoreCase(attrName)) {
                        return data.getNodeValue();
                    }
                }
            }
        }
    }
    return "";
}
 

/**
 * Returns true IFF the given node can be contained by
 * a range.
 */
private boolean isLegalContainedNode( Node node )
{
        if ( node==null )
                return false;
        switch( node.getNodeType() )
        {
        case Node.DOCUMENT_NODE:
        case Node.DOCUMENT_FRAGMENT_NODE:
        case Node.ATTRIBUTE_NODE:
        case Node.ENTITY_NODE:
        case Node.NOTATION_NODE:
                return false;
        }
        return true;
}
 

private static boolean hasDifferentNamespaceThanParent(Node node) {
  if (node.getNamespaceURI() == null || isNamespaceNode(node)) {
    return false;
  }
  Node parent;
  if (node.getNodeType() == Node.ATTRIBUTE_NODE) {
    parent = ((Attr)node).getOwnerElement();
  } else {
    parent = node.getParentNode();
  }
  if (parent == null) {
    return true;
  }
  return !node.getNamespaceURI().equals(parent.getNamespaceURI());
}
 

protected cfData getXmlNodeTypeName(Node nodeData) {
	short type = nodeData.getNodeType();
	switch (type) {
	case Node.ATTRIBUTE_NODE:
		return new cfStringData("ATTRIBUTE_NODE");
	case Node.CDATA_SECTION_NODE:
		return new cfStringData("CDATA_SECTION_NODE");
	case Node.COMMENT_NODE:
		return new cfStringData("COMMENT_NODE");
	case Node.ELEMENT_NODE:
		return new cfStringData("ELEMENT_NODE");
	case Node.ENTITY_REFERENCE_NODE:
		return new cfStringData("ENTITY_REFERENCE_NODE");
	case Node.PROCESSING_INSTRUCTION_NODE:
		return new cfStringData("PROCESSING_INSTRUCTION_NODE");
	case Node.TEXT_NODE:
		return new cfStringData("TEXT_NODE");
	case Node.ENTITY_NODE:
		return new cfStringData("ENTITY_NODE");
	case Node.NOTATION_NODE:
		return new cfStringData("NOTATION_NODE");
	case Node.DOCUMENT_NODE:
		return new cfStringData("DOCUMENT_NODE");
	case Node.DOCUMENT_FRAGMENT_NODE:
		return new cfStringData("DOCUMENT_FRAGMENT_NODE");
	case Node.DOCUMENT_TYPE_NODE:
		return new cfStringData("DOCUMENT_TYPE_NODE");
	default:
		return cfNullData.NULL;
	}
}
 

private String getNodeTypeFromCode(short code) {
    String retval = null;
    switch (code) {
    case Node.ATTRIBUTE_NODE :
        retval = "ATTRIBUTE_NODE"; break;
    case Node.CDATA_SECTION_NODE :
        retval = "CDATA_SECTION_NODE"; break;
    case Node.COMMENT_NODE :
        retval = "COMMENT_NODE"; break;
    case Node.DOCUMENT_FRAGMENT_NODE :
        retval = "DOCUMENT_FRAGMENT_NODE"; break;
    case Node.DOCUMENT_NODE :
        retval = "DOCUMENT_NODE"; break;
    case Node.DOCUMENT_TYPE_NODE :
        retval = "DOCUMENT_TYPE_NODE"; break;
    case Node.ELEMENT_NODE :
        retval = "ELEMENT_NODE"; break;
    case Node.ENTITY_NODE :
        retval = "ENTITY_NODE"; break;
    case Node.ENTITY_REFERENCE_NODE :
        retval = "ENTITY_REFERENCE_NODE"; break;
    case Node.NOTATION_NODE :
        retval = "NOTATION_NODE"; break;
    case Node.PROCESSING_INSTRUCTION_NODE :
        retval = "PROCESSING_INSTRUCTION_NODE"; break;
    case Node.TEXT_NODE:
        retval = "TEXT_NODE"; break;
    }
    return retval;
}
 

/**
 *
 *
 * @see org.w3c.dom.Node
 */
@Override
public final Node getParentNode()
{

  if (getNodeType() == Node.ATTRIBUTE_NODE)
    return null;

  int newnode = dtm.getParent(node);

  return (newnode == DTM.NULL) ? null : dtm.getNode(newnode);
}
 

public void print(Node node) throws XMLStreamException {
    switch (node.getNodeType()) {
    case Node.DOCUMENT_NODE:
        visitDocument((Document) node);
        break;
    case Node.DOCUMENT_FRAGMENT_NODE:
        visitDocumentFragment((DocumentFragment) node);
        break;
    case Node.ELEMENT_NODE:
        visitElement((Element) node);
        break;
    case Node.TEXT_NODE:
        visitText((Text) node);
        break;
    case Node.CDATA_SECTION_NODE:
        visitCDATASection((CDATASection) node);
        break;
    case Node.PROCESSING_INSTRUCTION_NODE:
        visitProcessingInstruction((ProcessingInstruction) node);
        break;
    case Node.ENTITY_REFERENCE_NODE:
        visitReference((EntityReference) node);
        break;
    case Node.COMMENT_NODE:
        visitComment((Comment) node);
        break;
    case Node.DOCUMENT_TYPE_NODE:
        break;
    case Node.ATTRIBUTE_NODE:
    case Node.ENTITY_NODE:
    default:
        throw new XMLStreamException("Unexpected DOM Node Type "
            + node.getNodeType()
        );
    }
}
 

public void print(Node node) throws XMLStreamException {
    switch (node.getNodeType()) {
    case Node.DOCUMENT_NODE:
        visitDocument((Document) node);
        break;
    case Node.DOCUMENT_FRAGMENT_NODE:
        visitDocumentFragment((DocumentFragment) node);
        break;
    case Node.ELEMENT_NODE:
        visitElement((Element) node);
        break;
    case Node.TEXT_NODE:
        visitText((Text) node);
        break;
    case Node.CDATA_SECTION_NODE:
        visitCDATASection((CDATASection) node);
        break;
    case Node.PROCESSING_INSTRUCTION_NODE:
        visitProcessingInstruction((ProcessingInstruction) node);
        break;
    case Node.ENTITY_REFERENCE_NODE:
        visitReference((EntityReference) node);
        break;
    case Node.COMMENT_NODE:
        visitComment((Comment) node);
        break;
    case Node.DOCUMENT_TYPE_NODE:
        break;
    case Node.ATTRIBUTE_NODE:
    case Node.ENTITY_NODE:
    default:
        throw new XMLStreamException("Unexpected DOM Node Type "
            + node.getNodeType()
        );
    }
}
 

/**
 * Test whether the given node is a namespace decl node. In DOM Level 2
 * this can be done in a namespace-aware manner, but in Level 1 DOMs
 * it has to be done by testing the node name.
 *
 * @param n Node to be examined.
 *
 * @return boolean -- true iff the node is an Attr whose name is
 * "xmlns" or has the "xmlns:" prefix.
 */
public boolean isNamespaceNode(Node n)
{

  if (Node.ATTRIBUTE_NODE == n.getNodeType())
  {
    String attrName = n.getNodeName();

    return (attrName.startsWith("xmlns:") || attrName.equals("xmlns"));
  }

  return false;
}
 

public void print(Node node) throws XMLStreamException {
    switch (node.getNodeType()) {
    case Node.DOCUMENT_NODE:
        visitDocument((Document) node);
        break;
    case Node.DOCUMENT_FRAGMENT_NODE:
        visitDocumentFragment((DocumentFragment) node);
        break;
    case Node.ELEMENT_NODE:
        visitElement((Element) node);
        break;
    case Node.TEXT_NODE:
        visitText((Text) node);
        break;
    case Node.CDATA_SECTION_NODE:
        visitCDATASection((CDATASection) node);
        break;
    case Node.PROCESSING_INSTRUCTION_NODE:
        visitProcessingInstruction((ProcessingInstruction) node);
        break;
    case Node.ENTITY_REFERENCE_NODE:
        visitReference((EntityReference) node);
        break;
    case Node.COMMENT_NODE:
        visitComment((Comment) node);
        break;
    case Node.DOCUMENT_TYPE_NODE:
        break;
    case Node.ATTRIBUTE_NODE:
    case Node.ENTITY_NODE:
    default:
        throw new XMLStreamException("Unexpected DOM Node Type "
            + node.getNodeType()
        );
    }
}
 

/**
 * Retrieve the text content of a DOM subtree, appending it into a
 * user-supplied FastStringBuffer object. Note that attributes are
 * not considered part of the content of an element.
 * <p>
 * There are open questions regarding whitespace stripping.
 * Currently we make no special effort in that regard, since the standard
 * DOM doesn't yet provide DTD-based information to distinguish
 * whitespace-in-element-context from genuine #PCDATA. Note that we
 * should probably also consider xml:space if/when we address this.
 * DOM Level 3 may solve the problem for us.
 * <p>
 * %REVIEW% Actually, since this method operates on the DOM side of the
 * fence rather than the DTM side, it SHOULDN'T do
 * any special handling. The DOM does what the DOM does; if you want
 * DTM-level abstractions, use DTM-level methods.
 *
 * @param node Node whose subtree is to be walked, gathering the
 * contents of all Text or CDATASection nodes.
 * @param buf FastStringBuffer into which the contents of the text
 * nodes are to be concatenated.
 */
protected static void getNodeData(Node node, FastStringBuffer buf)
{

  switch (node.getNodeType())
  {
  case Node.DOCUMENT_FRAGMENT_NODE :
  case Node.DOCUMENT_NODE :
  case Node.ELEMENT_NODE :
  {
    for (Node child = node.getFirstChild(); null != child;
            child = child.getNextSibling())
    {
      getNodeData(child, buf);
    }
  }
  break;
  case Node.TEXT_NODE :
  case Node.CDATA_SECTION_NODE :
  case Node.ATTRIBUTE_NODE :  // Never a child but might be our starting node
    buf.append(node.getNodeValue());
    break;
  case Node.PROCESSING_INSTRUCTION_NODE :
    // warning(XPATHErrorResources.WG_PARSING_AND_PREPARING);
    break;
  default :
    // ignore
    break;
  }
}
 

/**
 * The here function returns a node-set containing the attribute or
 * processing instruction node or the parent element of the text node
 * that directly bears the XPath expression.  This expression results
 * in an error if the containing XPath expression does not appear in the
 * same XML document against which the XPath expression is being evaluated.
 *
 * @param xctxt
 * @return the xobject
 * @throws javax.xml.transform.TransformerException
 */
@Override
public XObject execute(XPathContext xctxt)
    throws javax.xml.transform.TransformerException {

    Node xpathOwnerNode = (Node) xctxt.getOwnerObject();

    if (xpathOwnerNode == null) {
        return null;
    }

    int xpathOwnerNodeDTM = xctxt.getDTMHandleFromNode(xpathOwnerNode);

    int currentNode = xctxt.getCurrentNode();
    DTM dtm = xctxt.getDTM(currentNode);
    int docContext = dtm.getDocument();

    if (DTM.NULL == docContext) {
        error(xctxt, XPATHErrorResources.ER_CONTEXT_HAS_NO_OWNERDOC, null);
    }

    {
        // check whether currentNode and the node containing the XPath expression
        // are in the same document
        Document currentDoc =
            XMLUtils.getOwnerDocument(dtm.getNode(currentNode));
        Document xpathOwnerDoc = XMLUtils.getOwnerDocument(xpathOwnerNode);

        if (currentDoc != xpathOwnerDoc) {
            throw new TransformerException(I18n.translate("xpath.funcHere.documentsDiffer"));
        }
    }

    XNodeSet nodes = new XNodeSet(xctxt.getDTMManager());
    NodeSetDTM nodeSet = nodes.mutableNodeset();

    {
        int hereNode = DTM.NULL;

        switch (dtm.getNodeType(xpathOwnerNodeDTM)) {

        case Node.ATTRIBUTE_NODE :
        case Node.PROCESSING_INSTRUCTION_NODE : {
            // returns a node-set containing the attribute /  processing instruction node
            hereNode = xpathOwnerNodeDTM;

            nodeSet.addNode(hereNode);

            break;
        }
        case Node.TEXT_NODE : {
            // returns a node-set containing the parent element of the
            // text node that directly bears the XPath expression
            hereNode = dtm.getParent(xpathOwnerNodeDTM);

            nodeSet.addNode(hereNode);

            break;
        }
        default :
            break;
        }
    }

    /** $todo$ Do I have to do this detach() call? */
    nodeSet.detach();

    return nodes;
}
 

/**
     * 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;
            }

        }
    }
 

/** Default Constructor */
public AttrImpl() {
    nodeType = Node.ATTRIBUTE_NODE;
}
 

/**
     * DOM Level 3
     * 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
     */
    @Override
    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;
            }

        }
    }
 

/**
 * Recursively called function that ensures all the visibly used namespaces referenced by the given Element or its
 * descendants are declared if they don't appear in the list of already resolved namespaces.
 * 
 * @param domElement the Element
 * @param upperNamespaceSearchBound the "root" element of the fragment where namespaces may be rooted
 * 
 * @throws XMLParserException thrown if a namespace prefix is encountered that can't be resolved to a namespace URI
 */
private static void rootNamespaces(Element domElement, Element upperNamespaceSearchBound) throws XMLParserException {
    String namespaceURI = null;
    String namespacePrefix = domElement.getPrefix();

    // Check if the namespace for this element is already declared on this element
    boolean nsDeclaredOnElement = false;
    if (namespacePrefix == null) {
        nsDeclaredOnElement = domElement.hasAttributeNS(null, XMLConstants.XMLNS_PREFIX);
    } else {
        nsDeclaredOnElement = domElement.hasAttributeNS(XMLConstants.XMLNS_NS, namespacePrefix);
    }

    if (!nsDeclaredOnElement) {
        // Namspace for element was not declared on the element itself, see if the namespace is declared on
        // an ancestral element within the subtree where namespaces much be rooted
        namespaceURI = lookupNamespaceURI(domElement, upperNamespaceSearchBound, namespacePrefix);

        if (namespaceURI == null) {
            // Namespace for the element is not declared on any ancestral nodes within the subtree where namespaces
            // must be rooted. Resolve the namespace from ancestors outside that subtree.
            namespaceURI = lookupNamespaceURI(upperNamespaceSearchBound, null, namespacePrefix);
            if (namespaceURI != null) {
                // Namespace resolved outside the subtree where namespaces must be declared so declare the namespace
                // on this element (within the subtree).
                appendNamespaceDeclaration(domElement, namespaceURI, namespacePrefix);
            } else {
                // Namespace couldn't be resolved from any ancestor. If the namespace prefix is null then the
                // element is simply in the undeclared default document namespace, which is fine. If it isn't null
                // then a namespace prefix, that hasn't properly been declared, is being used.
                if (namespacePrefix != null) {
                    throw new XMLParserException("Unable to resolve namespace prefix " + namespacePrefix
                            + " found on element " + getNodeQName(domElement));
                }
            }
        }
    }

    // Make sure all the attribute URIs are rooted here or have been rooted in an ancestor
    NamedNodeMap attributes = domElement.getAttributes();
    Node attributeNode;
    for (int i = 0; i < attributes.getLength(); i++) {
        namespacePrefix = null;
        namespaceURI = null;
        attributeNode = attributes.item(i);

        // Shouldn't need this check, but just to be safe, we have it
        if (attributeNode.getNodeType() != Node.ATTRIBUTE_NODE) {
            continue;
        }

        namespacePrefix = attributeNode.getPrefix();
        if (!DatatypeHelper.isEmpty(namespacePrefix)) {
            // If it's the "xmlns" prefix then it is the namespace declaration,
            // don't try to look it up and redeclare it
            if (namespacePrefix.equals(XMLConstants.XMLNS_PREFIX)
                    || namespacePrefix.equals(XMLConstants.XML_PREFIX)) {
                continue;
            }

            // check to see if the namespace for the prefix has already been defined within the XML fragment
            namespaceURI = lookupNamespaceURI(domElement, upperNamespaceSearchBound, namespacePrefix);
            if (namespaceURI == null) {
                namespaceURI = lookupNamespaceURI(upperNamespaceSearchBound, null, namespacePrefix);
                if (namespaceURI == null) {
                    throw new XMLParserException("Unable to resolve namespace prefix " + namespacePrefix
                            + " found on attribute " + getNodeQName(attributeNode) + " found on element "
                            + getNodeQName(domElement));
                }

                appendNamespaceDeclaration(domElement, namespaceURI, namespacePrefix);
            }
        }
    }

    // Now for the child elements, we pass a copy of the resolved namespace list in order to
    // maintain proper scoping of namespaces.
    Element childNode = getFirstChildElement(domElement);
    while (childNode != null) {
        rootNamespaces(childNode, upperNamespaceSearchBound);
        childNode = getNextSiblingElement(childNode);
    }
}
 

/**
   * Retrieve the text content of a DOM subtree, appending it into a
   * user-supplied FastStringBuffer object. Note that attributes are
   * not considered part of the content of an element.
   * <p>
   * There are open questions regarding whitespace stripping.
   * Currently we make no special effort in that regard, since the standard
   * DOM doesn't yet provide DTD-based information to distinguish
   * whitespace-in-element-context from genuine #PCDATA. Note that we
   * should probably also consider xml:space if/when we address this.
   * DOM Level 3 may solve the problem for us.
   * <p>
   * %REVIEW% Note that as a DOM-level operation, it can be argued that this
   * routine _shouldn't_ perform any processing beyond what the DOM already
   * does, and that whitespace stripping and so on belong at the DTM level.
   * If you want a stripped DOM view, wrap DTM2DOM around DOM2DTM.
   *
   * @param node Node whose subtree is to be walked, gathering the
   * contents of all Text or CDATASection nodes.
   */
  protected static void dispatchNodeData(Node node,
                                         org.xml.sax.ContentHandler ch,
                                         int depth)
            throws org.xml.sax.SAXException
  {

    switch (node.getNodeType())
    {
    case Node.DOCUMENT_FRAGMENT_NODE :
    case Node.DOCUMENT_NODE :
    case Node.ELEMENT_NODE :
    {
      for (Node child = node.getFirstChild(); null != child;
              child = child.getNextSibling())
      {
        dispatchNodeData(child, ch, depth+1);
      }
    }
    break;
    case Node.PROCESSING_INSTRUCTION_NODE : // %REVIEW%
    case Node.COMMENT_NODE :
      if(0 != depth)
        break;
        // NOTE: Because this operation works in the DOM space, it does _not_ attempt
        // to perform Text Coalition. That should only be done in DTM space.
    case Node.TEXT_NODE :
    case Node.CDATA_SECTION_NODE :
    case Node.ATTRIBUTE_NODE :
      String str = node.getNodeValue();
      if(ch instanceof CharacterNodeHandler)
      {
        ((CharacterNodeHandler)ch).characters(node);
      }
      else
      {
        ch.characters(str.toCharArray(), 0, str.length());
      }
      break;
//    /* case Node.PROCESSING_INSTRUCTION_NODE :
//      // warning(XPATHErrorResources.WG_PARSING_AND_PREPARING);
//      break; */
    default :
      // ignore
      break;
    }
  }
 

/**
 * Obtain the XPath-model parent of a DOM node -- ownerElement for Attrs,
 * parent for other nodes.
 * <p>
 * Background: The DOM believes that you must be your Parent's
 * Child, and thus Attrs don't have parents. XPath said that Attrs
 * do have their owning Element as their parent. This function
 * bridges the difference, either by using the DOM Level 2 ownerElement
 * function or by using a "silly and expensive function" in Level 1
 * DOMs.
 * <p>
 * (There's some discussion of future DOMs generalizing ownerElement
 * into ownerNode and making it work on all types of nodes. This
 * still wouldn't help the users of Level 1 or Level 2 DOMs)
 * <p>
 *
 * @param node Node whose XPath parent we want to obtain
 *
 * @return the parent of the node, or the ownerElement if it's an
 * Attr node, or null if the node is an orphan.
 *
 * @throws RuntimeException if the Document has no root element.
 * This can't arise if the Document was created
 * via the DOM Level 2 factory methods, but is possible if other
 * mechanisms were used to obtain it
 */
public static Node getParentOfNode(Node node) throws RuntimeException
{
  Node parent;
  short nodeType = node.getNodeType();

  if (Node.ATTRIBUTE_NODE == nodeType)
  {
    Document doc = node.getOwnerDocument();
        /*
    TBD:
    if(null == doc)
    {
      throw new RuntimeException(XSLMessages.createXPATHMessage(XPATHErrorResources.ER_CHILD_HAS_NO_OWNER_DOCUMENT, null));//"Attribute child does not have an owner document!");
    }
    */

        // Given how expensive the tree walk may be, we should first ask
        // whether this DOM can answer the question for us. The additional
        // test does slow down Level 1 DOMs slightly. DOMHelper2, which
        // is currently specialized for Xerces, assumes it can use the
        // Level 2 solution. We might want to have an intermediate stage,
        // which would assume DOM Level 2 but not assume Xerces.
        //
        // (Shouldn't have to check whether impl is null in a compliant DOM,
        // but let's be paranoid for a moment...)
        DOMImplementation impl=doc.getImplementation();
        if(impl!=null && impl.hasFeature("Core","2.0"))
        {
                parent=((Attr)node).getOwnerElement();
                return parent;
        }

        // DOM Level 1 solution, as fallback. Hugely expensive.

    Element rootElem = doc.getDocumentElement();

    if (null == rootElem)
    {
      throw new RuntimeException(
        XMLMessages.createXMLMessage(
          XMLErrorResources.ER_CHILD_HAS_NO_OWNER_DOCUMENT_ELEMENT,
          null));  //"Attribute child does not have an owner document element!");
    }

    parent = locateAttrParent(rootElem, node);

      }
  else
  {
    parent = node.getParentNode();

    // if((Node.DOCUMENT_NODE != nodeType) && (null == parent))
    // {
    //   throw new RuntimeException("Child does not have parent!");
    // }
  }

  return parent;
}
 

/**
 * Get the XPath-model parent of a node. This version takes advantage of the
 * DOM Level 2 Attr.ownerElement() method; the base version we would
 * otherwise inherit is prepared to fall back on exhaustively walking the
 * document to find an Attr's parent.
 *
 * @param node Node to be examined
 *
 * @return the DOM parent of the input node, if there is one, or the
 * ownerElement if the input node is an Attr, or null if the node is a
 * Document, a DocumentFragment, or an orphan.
 */
public static Node getParentOfNode(Node node) {
    Node parent = node.getParentNode();
    if (parent == null && (Node.ATTRIBUTE_NODE == node.getNodeType())) {
        parent = ((Attr) node).getOwnerElement();
    }
    return parent;
}
 

/**
 * A short integer indicating what type of node this is. The named
 * constants for this value are defined in the org.w3c.dom.Node interface.
 */
public short getNodeType() {
    return Node.ATTRIBUTE_NODE;
}