Java Code Examples for org.w3c.dom.Node#cloneNode()

The following examples show how to use org.w3c.dom.Node#cloneNode() . These examples are extracted from open source projects. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may want to check out the right sidebar which shows the related API usage.
Example 1
@Test
public void testImportNode() throws Exception {
    Document document = createDOMWithNS("Node02.xml");
    Document otherDocument = createDOMWithNS("ElementSample01.xml");

    NodeList otherNodeList = otherDocument.getElementsByTagName("body");
    Node importedNode = otherNodeList.item(0);
    Node clone = importedNode.cloneNode(true);

    Node retNode = document.importNode(importedNode, true);
    assertTrue(clone.isEqualNode(importedNode)); //verify importedNode is not changed
    assertNotEquals(retNode, importedNode);
    assertTrue(importedNode.isEqualNode(retNode));

    retNode = document.importNode(importedNode, false);
    assertTrue(clone.isEqualNode(importedNode)); //verify importedNode is not changed
    assertEquals(retNode.getNodeName(), importedNode.getNodeName());
    assertFalse(importedNode.isEqualNode(retNode));
}
 
Example 2
Source Project: blog-codes   File: mxCodec.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * Decodes the given XML node. The optional "into" argument specifies an
 * existing object to be used. If no object is given, then a new
 * instance is created using the constructor from the codec.
 * 
 * The function returns the passed in object or the new instance if no
 * object was given.
 * 
 * @param node XML node to be decoded.
 * @param into Optional object to be decodec into.
 * @return Returns an object that represents the given node.
 */
public Object decode(Node node, Object into)
{
	Object obj = null;

	if (node != null && node.getNodeType() == Node.ELEMENT_NODE)
	{
		mxObjectCodec codec = mxCodecRegistry.getCodec(node.getNodeName());

		try
		{
			if (codec != null)
			{
				obj = codec.decode(this, node, into);
			}
			else
			{
				obj = node.cloneNode(true);
				((Element) obj).removeAttribute("as");
			}
		}
		catch (Exception e)
		{
			log.log(Level.FINEST, "Cannot decode " + node.getNodeName(), e);
		}
	}

	return obj;
}
 
Example 3
Source Project: blog-codes   File: mxRootChangeCodec.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * Reads the cells into the graph model. All cells are children of the root
 * element in the node.
 */
public Node beforeDecode(mxCodec dec, Node node, Object into)
{
	if (into instanceof mxRootChange)
	{
		mxRootChange change = (mxRootChange) into;

		if (node.getFirstChild() != null
				&& node.getFirstChild().getNodeType() == Node.ELEMENT_NODE)
		{
			// Makes sure the original node isn't modified
			node = node.cloneNode(true);

			Node tmp = node.getFirstChild();
			change.setRoot(dec.decodeCell(tmp, false));

			Node tmp2 = tmp.getNextSibling();
			tmp.getParentNode().removeChild(tmp);
			tmp = tmp2;

			while (tmp != null)
			{
				tmp2 = tmp.getNextSibling();

				if (tmp.getNodeType() == Node.ELEMENT_NODE)
				{
					dec.decodeCell(tmp, true);
				}

				tmp.getParentNode().removeChild(tmp);
				tmp = tmp2;
			}
		}
	}

	return node;
}
 
Example 4
Source Project: caja   File: CajaTreeBuilder.java    License: Apache License 2.0 5 votes vote down vote up
@Override
protected Node shallowClone(Node node) {
  Node clone = node.cloneNode(false);
  if (needsDebugData) {
    Nodes.setFilePositionFor(clone, Nodes.getFilePositionFor(node));
  }
  switch (node.getNodeType()) {
    case Node.ATTRIBUTE_NODE:
      if (needsDebugData) {
        Nodes.setFilePositionForValue(
            (Attr) clone, Nodes.getFilePositionForValue((Attr) node));
      }
      break;
    case Node.ELEMENT_NODE:
      Element el = (Element) node;
      Element cloneEl = (Element) clone;
      NamedNodeMap attrs = el.getAttributes();
      for (int i = 0, n = attrs.getLength(); i < n; ++i) {
        Attr a = (Attr) attrs.item(i);
        Attr cloneA = cloneEl.getAttributeNodeNS(
            a.getNamespaceURI(), a.getLocalName());
        if (needsDebugData) {
          Nodes.setFilePositionFor(cloneA, Nodes.getFilePositionFor(a));
          Nodes.setFilePositionForValue(
              cloneA, Nodes.getFilePositionForValue(a));
        }
      }
      break;
    case Node.TEXT_NODE: case Node.CDATA_SECTION_NODE:
      if (needsDebugData) {
        Text t = (Text) node;
        Nodes.setRawText(t, Nodes.getRawText(t));
      }
      break;
  }
  return clone;
}
 
Example 5
Source Project: netbeans   File: XMLUtil.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * Copy elements from one document to another attaching at the specified element
 * and translating the namespace.
 *
 * @param from copy the children of this element (exclusive)
 * @param to where to attach the copied elements
 * @param newNamespace destination namespace
 * 
 * @since 8.4
 */
public static void copyDocument(Element from, Element to, String newNamespace) {
    Document doc = to.getOwnerDocument();
    NodeList nl = from.getChildNodes();
    int length = nl.getLength();
    for (int i = 0; i < length; i++) {
        Node node = nl.item(i);
        Node newNode = null;
        if (Node.ELEMENT_NODE == node.getNodeType()) {
            Element oldElement = (Element) node;
            newNode = doc.createElementNS(newNamespace, oldElement.getTagName());
            NamedNodeMap m = oldElement.getAttributes();
            Element newElement = (Element) newNode;
            for (int index = 0; index < m.getLength(); index++) {
                Node attr = m.item(index);
                newElement.setAttribute(attr.getNodeName(), attr.getNodeValue());
            }
            copyDocument(oldElement, newElement, newNamespace);
        } else {
            newNode = node.cloneNode(true);
            newNode = to.getOwnerDocument().importNode(newNode, true);
        }
        if (newNode != null) {
            to.appendChild(newNode);
        }
    }
}
 
Example 6
Source Project: blog-codes   File: mxChildChangeCodec.java    License: Apache License 2.0 4 votes vote down vote up
/**
 * Reads the cells into the graph model. All cells are children of the root
 * element in the node.
 */
public Node beforeDecode(mxCodec dec, Node node, Object into)
{
	if (into instanceof mxChildChange)
	{
		mxChildChange change = (mxChildChange) into;

		if (node.getFirstChild() != null
				&& node.getFirstChild().getNodeType() == Node.ELEMENT_NODE)
		{
			// Makes sure the original node isn't modified
			node = node.cloneNode(true);

			Node tmp = node.getFirstChild();
			change.setChild(dec.decodeCell(tmp, false));

			Node tmp2 = tmp.getNextSibling();
			tmp.getParentNode().removeChild(tmp);
			tmp = tmp2;

			while (tmp != null)
			{
				tmp2 = tmp.getNextSibling();

				if (tmp.getNodeType() == Node.ELEMENT_NODE)
				{
					// Ignores all existing cells because those do not need
					// to be re-inserted into the model. Since the encoded
					// version of these cells contains the new parent, this
					// would leave to an inconsistent state on the model
					// (ie. a parent change without a call to
					// parentForCellChanged).
					String id = ((Element) tmp).getAttribute("id");

					if (dec.lookup(id) == null)
					{
						dec.decodeCell(tmp, true);
					}
				}

				tmp.getParentNode().removeChild(tmp);
				tmp = tmp2;
			}
		}
		else
		{
			String childRef = ((Element) node).getAttribute("child");
			change.setChild((mxICell) dec.getObject(childRef));
		}
	}

	return node;
}
 
Example 7
private final Node remove(AttrImpl attr, int index,
                          boolean addDefault) {

    CoreDocumentImpl ownerDocument = ownerNode.ownerDocument();
    String name = attr.getNodeName();
    if (attr.isIdAttribute()) {
        ownerDocument.removeIdentifier(attr.getValue());
    }

    if (hasDefaults() && addDefault) {
        // If there's a default, add it instead
        NamedNodeMapImpl defaults =
            ((ElementImpl) ownerNode).getDefaultAttributes();

        Node d;
        if (defaults != null &&
            (d = defaults.getNamedItem(name)) != null &&
            findNamePoint(name, index+1) < 0) {
                NodeImpl clone = (NodeImpl)d.cloneNode(true);
                if (d.getLocalName() !=null){
                        // we must rely on the name to find a default attribute
                        // ("test:attr"), but while copying it from the DOCTYPE
                        // we should not loose namespace URI that was assigned
                        // to the attribute in the instance document.
                        ((AttrNSImpl)clone).namespaceURI = attr.getNamespaceURI();
                }
                clone.ownerNode = ownerNode;
                clone.isOwned(true);
                clone.isSpecified(false);

                nodes.set(index, clone);
                if (attr.isIdAttribute()) {
                    ownerDocument.putIdentifier(clone.getNodeValue(),
                                            (ElementImpl)ownerNode);
                }
        } else {
            nodes.remove(index);
        }
    } else {
        nodes.remove(index);
    }

    //        changed(true);

    // remove reference to owner
    attr.ownerNode = ownerDocument;
    attr.isOwned(false);

    // make sure it won't be mistaken with defaults in case it's
    // reused
    attr.isSpecified(true);
    attr.isIdAttribute(false);

    // notify document
    ownerDocument.removedAttrNode(attr, ownerNode, name);

    return attr;
}
 
Example 8
private final Node remove(AttrImpl attr, int index,
                          boolean addDefault) {

    CoreDocumentImpl ownerDocument = ownerNode.ownerDocument();
    String name = attr.getNodeName();
    if (attr.isIdAttribute()) {
        ownerDocument.removeIdentifier(attr.getValue());
    }

    if (hasDefaults() && addDefault) {
        // If there's a default, add it instead
        NamedNodeMapImpl defaults =
            ((ElementImpl) ownerNode).getDefaultAttributes();

        Node d;
        if (defaults != null &&
            (d = defaults.getNamedItem(name)) != null &&
            findNamePoint(name, index+1) < 0) {
                NodeImpl clone = (NodeImpl)d.cloneNode(true);
                if (d.getLocalName() !=null){
                        // we must rely on the name to find a default attribute
                        // ("test:attr"), but while copying it from the DOCTYPE
                        // we should not loose namespace URI that was assigned
                        // to the attribute in the instance document.
                        ((AttrNSImpl)clone).namespaceURI = attr.getNamespaceURI();
                }
                clone.ownerNode = ownerNode;
                clone.isOwned(true);
                clone.isSpecified(false);

                nodes.set(index, clone);
                if (attr.isIdAttribute()) {
                    ownerDocument.putIdentifier(clone.getNodeValue(),
                                            (ElementImpl)ownerNode);
                }
        } else {
            nodes.remove(index);
        }
    } else {
        nodes.remove(index);
    }

    //        changed(true);

    // remove reference to owner
    attr.ownerNode = ownerDocument;
    attr.isOwned(false);

    // make sure it won't be mistaken with defaults in case it's
    // reused
    attr.isSpecified(true);
    attr.isIdAttribute(false);

    // notify document
    ownerDocument.removedAttrNode(attr, ownerNode, name);

    return attr;
}
 
Example 9
Source Project: Bytecoder   File: AttributeMap.java    License: Apache License 2.0 4 votes vote down vote up
private final Node remove(AttrImpl attr, int index,
                          boolean addDefault) {

    CoreDocumentImpl ownerDocument = ownerNode.ownerDocument();
    String name = attr.getNodeName();
    if (attr.isIdAttribute()) {
        ownerDocument.removeIdentifier(attr.getValue());
    }

    if (hasDefaults() && addDefault) {
        // If there's a default, add it instead
        NamedNodeMapImpl defaults =
            ((ElementImpl) ownerNode).getDefaultAttributes();

        Node d;
        if (defaults != null &&
            (d = defaults.getNamedItem(name)) != null &&
            findNamePoint(name, index+1) < 0) {
                NodeImpl clone = (NodeImpl)d.cloneNode(true);
                if (d.getLocalName() !=null){
                        // we must rely on the name to find a default attribute
                        // ("test:attr"), but while copying it from the DOCTYPE
                        // we should not loose namespace URI that was assigned
                        // to the attribute in the instance document.
                        ((AttrNSImpl)clone).namespaceURI = attr.getNamespaceURI();
                }
                clone.ownerNode = ownerNode;
                clone.isOwned(true);
                clone.isSpecified(false);

                nodes.set(index, clone);
                if (attr.isIdAttribute()) {
                    ownerDocument.putIdentifier(clone.getNodeValue(),
                                            (ElementImpl)ownerNode);
                }
        } else {
            nodes.remove(index);
        }
    } else {
        nodes.remove(index);
    }

    //        changed(true);

    // remove reference to owner
    attr.ownerNode = ownerDocument;
    attr.isOwned(false);

    // make sure it won't be mistaken with defaults in case it's
    // reused
    attr.isSpecified(true);
    attr.isIdAttribute(false);

    // notify document
    ownerDocument.removedAttrNode(attr, ownerNode, name);

    return attr;
}
 
Example 10
Source Project: terracotta-platform   File: XmlUtility.java    License: Apache License 2.0 4 votes vote down vote up
public static Node getClonedParentDocFromRootNode(Node rootNode) {
  Node parentNode = rootNode.getParentNode();
  return parentNode.cloneNode(true);
}
 
Example 11
private final Node remove(AttrImpl attr, int index,
                          boolean addDefault) {

    CoreDocumentImpl ownerDocument = ownerNode.ownerDocument();
    String name = attr.getNodeName();
    if (attr.isIdAttribute()) {
        ownerDocument.removeIdentifier(attr.getValue());
    }

    if (hasDefaults() && addDefault) {
        // If there's a default, add it instead
        NamedNodeMapImpl defaults =
            ((ElementImpl) ownerNode).getDefaultAttributes();

        Node d;
        if (defaults != null &&
            (d = defaults.getNamedItem(name)) != null &&
            findNamePoint(name, index+1) < 0) {
                NodeImpl clone = (NodeImpl)d.cloneNode(true);
                if (d.getLocalName() !=null){
                        // we must rely on the name to find a default attribute
                        // ("test:attr"), but while copying it from the DOCTYPE
                        // we should not loose namespace URI that was assigned
                        // to the attribute in the instance document.
                        ((AttrNSImpl)clone).namespaceURI = attr.getNamespaceURI();
                }
                clone.ownerNode = ownerNode;
                clone.isOwned(true);
                clone.isSpecified(false);

                nodes.set(index, clone);
                if (attr.isIdAttribute()) {
                    ownerDocument.putIdentifier(clone.getNodeValue(),
                                            (ElementImpl)ownerNode);
                }
        } else {
            nodes.remove(index);
        }
    } else {
        nodes.remove(index);
    }

    //        changed(true);

    // remove reference to owner
    attr.ownerNode = ownerDocument;
    attr.isOwned(false);

    // make sure it won't be mistaken with defaults in case it's
    // reused
    attr.isSpecified(true);
    attr.isIdAttribute(false);

    // notify document
    ownerDocument.removedAttrNode(attr, ownerNode, name);

    return attr;
}
 
Example 12
Source Project: jdk8u60   File: RangeImpl.java    License: GNU General Public License v2.0 4 votes vote down vote up
/**
 * Utility method for traversing a single node when
 * we know a-priori that the node if fully
 * selected.
 *
 * @param n      The node to be traversed.
 *
 * @param how    Specifies what type of traversal is being
 *               requested (extract, clone, or delete).
 *               Legal values for this argument are:
 *
 *               <ol>
 *               <li><code>EXTRACT_CONTENTS</code> - will simply
 *               return the original node.
 *
 *               <li><code>CLONE_CONTENTS</code> - will leave the
 *               context tree of the range undisturbed, but will
 *               return a cloned node.
 *
 *               <li><code>DELETE_CONTENTS</code> - will delete the
 *               node from it's parent, but will return null.
 *               </ol>
 *
 * @return Returns a node that is the result of visiting the node.
 *         If the traversal operation is
 *         <code>DELETE_CONTENTS</code> the return value is null.
 */
private Node traverseFullySelected( Node n, int how )
{
    switch( how )
    {
    case CLONE_CONTENTS:
        return n.cloneNode( true );
    case EXTRACT_CONTENTS:
        if ( n.getNodeType()==Node.DOCUMENT_TYPE_NODE )
        {
            // TBD: This should be a HIERARCHY_REQUEST_ERR
            throw new DOMException(
                    DOMException.HIERARCHY_REQUEST_ERR,
            DOMMessageFormatter.formatMessage(DOMMessageFormatter.DOM_DOMAIN, "HIERARCHY_REQUEST_ERR", null));
        }
        return n;
    case DELETE_CONTENTS:
        n.getParentNode().removeChild(n);
        return null;
    }
    return null;
}
 
Example 13
Source Project: JDKSourceCode1.8   File: RangeImpl.java    License: MIT License 4 votes vote down vote up
/**
 * Utility method for traversing a single node when
 * we know a-priori that the node if fully
 * selected.
 *
 * @param n      The node to be traversed.
 *
 * @param how    Specifies what type of traversal is being
 *               requested (extract, clone, or delete).
 *               Legal values for this argument are:
 *
 *               <ol>
 *               <li><code>EXTRACT_CONTENTS</code> - will simply
 *               return the original node.
 *
 *               <li><code>CLONE_CONTENTS</code> - will leave the
 *               context tree of the range undisturbed, but will
 *               return a cloned node.
 *
 *               <li><code>DELETE_CONTENTS</code> - will delete the
 *               node from it's parent, but will return null.
 *               </ol>
 *
 * @return Returns a node that is the result of visiting the node.
 *         If the traversal operation is
 *         <code>DELETE_CONTENTS</code> the return value is null.
 */
private Node traverseFullySelected( Node n, int how )
{
    switch( how )
    {
    case CLONE_CONTENTS:
        return n.cloneNode( true );
    case EXTRACT_CONTENTS:
        if ( n.getNodeType()==Node.DOCUMENT_TYPE_NODE )
        {
            // TBD: This should be a HIERARCHY_REQUEST_ERR
            throw new DOMException(
                    DOMException.HIERARCHY_REQUEST_ERR,
            DOMMessageFormatter.formatMessage(DOMMessageFormatter.DOM_DOMAIN, "HIERARCHY_REQUEST_ERR", null));
        }
        return n;
    case DELETE_CONTENTS:
        n.getParentNode().removeChild(n);
        return null;
    }
    return null;
}
 
Example 14
Source Project: cxf   File: JAXBDataBinding.java    License: Apache License 2.0 4 votes vote down vote up
public Node cloneNode(Document document, Node node, boolean deep) throws DOMException {
    if (document == null || node == null) {
        return null;
    }
    int type = node.getNodeType();

    if (node.getOwnerDocument() == document) {
        return node.cloneNode(deep);
    }
    Node clone;
    switch (type) {
    case Node.CDATA_SECTION_NODE:
        clone = document.createCDATASection(node.getNodeValue());
        break;
    case Node.COMMENT_NODE:
        clone = document.createComment(node.getNodeValue());
        break;
    case Node.ENTITY_REFERENCE_NODE:
        clone = document.createEntityReference(node.getNodeName());
        break;
    case Node.ELEMENT_NODE:
        clone = document.createElement(node.getNodeName());
        NamedNodeMap attributes = node.getAttributes();
        for (int i = 0; i < attributes.getLength(); i++) {
            ((Element)clone).setAttributeNS(attributes.item(i).getNamespaceURI(),
                                            attributes.item(i).getNodeName(),
                                            attributes.item(i).getNodeValue());
        }
        try {
            clone.setUserData("location", node.getUserData("location"), null);
        } catch (Throwable t) {
            //non DOM level 3
        }
        break;

    case Node.TEXT_NODE:
        clone = document.createTextNode(node.getNodeValue());
        break;
    default:
        return null;
    }
    if (deep && type == Node.ELEMENT_NODE) {
        Node child = node.getFirstChild();
        while (child != null) {
            clone.appendChild(cloneNode(document, child, true));
            child = child.getNextSibling();
        }
    }
    return clone;
}
 
Example 15
/**
 * Utility method for traversing a single node when
 * we know a-priori that the node if fully
 * selected.
 *
 * @param n      The node to be traversed.
 *
 * @param how    Specifies what type of traversal is being
 *               requested (extract, clone, or delete).
 *               Legal values for this argument are:
 *
 *               <ol>
 *               <li><code>EXTRACT_CONTENTS</code> - will simply
 *               return the original node.
 *
 *               <li><code>CLONE_CONTENTS</code> - will leave the
 *               context tree of the range undisturbed, but will
 *               return a cloned node.
 *
 *               <li><code>DELETE_CONTENTS</code> - will delete the
 *               node from it's parent, but will return null.
 *               </ol>
 *
 * @return Returns a node that is the result of visiting the node.
 *         If the traversal operation is
 *         <code>DELETE_CONTENTS</code> the return value is null.
 */
private Node traverseFullySelected( Node n, int how )
{
    switch( how )
    {
    case CLONE_CONTENTS:
        return n.cloneNode( true );
    case EXTRACT_CONTENTS:
        if ( n.getNodeType()==Node.DOCUMENT_TYPE_NODE )
        {
            // TBD: This should be a HIERARCHY_REQUEST_ERR
            throw new DOMException(
                    DOMException.HIERARCHY_REQUEST_ERR,
            DOMMessageFormatter.formatMessage(DOMMessageFormatter.DOM_DOMAIN, "HIERARCHY_REQUEST_ERR", null));
        }
        return n;
    case DELETE_CONTENTS:
        n.getParentNode().removeChild(n);
        return null;
    }
    return null;
}
 
Example 16
Source Project: cxf   File: ProcessorUtil.java    License: Apache License 2.0 4 votes vote down vote up
public static Node cloneNode(Document document, Node node, boolean deep) throws DOMException {
    if (document == null || node == null) {
        return null;
    }
    int type = node.getNodeType();

    if (node.getOwnerDocument() == document) {
        return node.cloneNode(deep);
    }
    Node clone;
    switch (type) {
    case Node.CDATA_SECTION_NODE:
        clone = document.createCDATASection(node.getNodeValue());
        break;
    case Node.COMMENT_NODE:
        clone = document.createComment(node.getNodeValue());
        break;
    case Node.ENTITY_REFERENCE_NODE:
        clone = document.createEntityReference(node.getNodeName());
        break;
    case Node.ELEMENT_NODE:
        clone = document.createElementNS(node.getNamespaceURI(), node.getNodeName());
        NamedNodeMap attributes = node.getAttributes();
        for (int i = 0; i < attributes.getLength(); i++) {
            Attr attr = (Attr)attributes.item(i);
            Attr attrnew =
                ((Element)clone).getOwnerDocument().createAttributeNS(attr.getNamespaceURI(),
                                                                  attr.getNodeName());
            attrnew.setValue(attr.getNodeValue());
            ((Element)clone).setAttributeNodeNS(attrnew);
        }
        break;

    case Node.TEXT_NODE:
        clone = document.createTextNode(node.getNodeValue());
        break;
    default:
        return null;
    }
    if (deep && type == Node.ELEMENT_NODE) {
        Node child = node.getFirstChild();
        while (child != null) {
            clone.appendChild(cloneNode(document, child, true));
            child = child.getNextSibling();
        }
    }
    return clone;
}
 
Example 17
/**
 * Utility method for traversing a single node when
 * we know a-priori that the node if partially
 * selected and is not a text node.
 *
 * @param n      The node to be traversed.
 *
 * @param how    Specifies what type of traversal is being
 *               requested (extract, clone, or delete).
 *               Legal values for this argument are:
 *
 *               <ol>
 *               <li><code>EXTRACT_CONTENTS</code> - will simply
 *               return the original node.
 *
 *               <li><code>CLONE_CONTENTS</code> - will leave the
 *               context tree of the range undisturbed, but will
 *               return a cloned node.
 *
 *               <li><code>DELETE_CONTENTS</code> - will delete the
 *               node from it's parent, but will return null.
 *               </ol>
 *
 * @return Returns a node that is the result of visiting the node.
 *         If the traversal operation is
 *         <code>DELETE_CONTENTS</code> the return value is null.
 */
private Node traversePartiallySelected( Node n, int how )
{
    switch( how )
    {
    case DELETE_CONTENTS:
        return null;
    case CLONE_CONTENTS:
    case EXTRACT_CONTENTS:
        return n.cloneNode( false );
    }
    return null;
}
 
Example 18
Source Project: Bytecoder   File: RangeImpl.java    License: Apache License 2.0 3 votes vote down vote up
/**
 * Utility method for traversing a single node when
 * we know a-priori that the node if partially
 * selected and is not a text node.
 *
 * @param n      The node to be traversed.
 *
 * @param how    Specifies what type of traversal is being
 *               requested (extract, clone, or delete).
 *               Legal values for this argument are:
 *
 *               <ol>
 *               <li><code>EXTRACT_CONTENTS</code> - will simply
 *               return the original node.
 *
 *               <li><code>CLONE_CONTENTS</code> - will leave the
 *               context tree of the range undisturbed, but will
 *               return a cloned node.
 *
 *               <li><code>DELETE_CONTENTS</code> - will delete the
 *               node from it's parent, but will return null.
 *               </ol>
 *
 * @return Returns a node that is the result of visiting the node.
 *         If the traversal operation is
 *         <code>DELETE_CONTENTS</code> the return value is null.
 */
private Node traversePartiallySelected( Node n, int how )
{
    switch( how )
    {
    case DELETE_CONTENTS:
        return null;
    case CLONE_CONTENTS:
    case EXTRACT_CONTENTS:
        return n.cloneNode( false );
    }
    return null;
}
 
Example 19
/**
 * Utility method for traversing a single node when
 * we know a-priori that the node if partially
 * selected and is not a text node.
 *
 * @param n      The node to be traversed.
 *
 * @param how    Specifies what type of traversal is being
 *               requested (extract, clone, or delete).
 *               Legal values for this argument are:
 *
 *               <ol>
 *               <li><code>EXTRACT_CONTENTS</code> - will simply
 *               return the original node.
 *
 *               <li><code>CLONE_CONTENTS</code> - will leave the
 *               context tree of the range undisturbed, but will
 *               return a cloned node.
 *
 *               <li><code>DELETE_CONTENTS</code> - will delete the
 *               node from it's parent, but will return null.
 *               </ol>
 *
 * @return Returns a node that is the result of visiting the node.
 *         If the traversal operation is
 *         <code>DELETE_CONTENTS</code> the return value is null.
 */
private Node traversePartiallySelected( Node n, int how )
{
    switch( how )
    {
    case DELETE_CONTENTS:
        return null;
    case CLONE_CONTENTS:
    case EXTRACT_CONTENTS:
        return n.cloneNode( false );
    }
    return null;
}
 
Example 20
/**
 * Utility method for traversing a single node when
 * we know a-priori that the node if partially
 * selected and is not a text node.
 *
 * @param n      The node to be traversed.
 *
 * @param how    Specifies what type of traversal is being
 *               requested (extract, clone, or delete).
 *               Legal values for this argument are:
 *
 *               <ol>
 *               <li><code>EXTRACT_CONTENTS</code> - will simply
 *               return the original node.
 *
 *               <li><code>CLONE_CONTENTS</code> - will leave the
 *               context tree of the range undisturbed, but will
 *               return a cloned node.
 *
 *               <li><code>DELETE_CONTENTS</code> - will delete the
 *               node from it's parent, but will return null.
 *               </ol>
 *
 * @return Returns a node that is the result of visiting the node.
 *         If the traversal operation is
 *         <code>DELETE_CONTENTS</code> the return value is null.
 */
private Node traversePartiallySelected( Node n, int how )
{
    switch( how )
    {
    case DELETE_CONTENTS:
        return null;
    case CLONE_CONTENTS:
    case EXTRACT_CONTENTS:
        return n.cloneNode( false );
    }
    return null;
}