Java 类org.w3c.dom.Node 实例源码

public String getNamespacePrefix(String uri) {

        NamespaceContextIterator eachNamespace = getNamespaceContextNodes();
        while (eachNamespace.hasNext()) {
            org.w3c.dom.Attr namespaceDecl = eachNamespace.nextNamespaceAttr();
            if (namespaceDecl.getNodeValue().equals(uri)) {
                String candidatePrefix = namespaceDecl.getLocalName();
                if ("xmlns".equals(candidatePrefix))
                    return "";
                else
                    return candidatePrefix;
            }
        }

        // Find if any of the ancestors' name has this uri
        org.w3c.dom.Node currentAncestor = this;
        while (currentAncestor != null &&
               !(currentAncestor instanceof Document)) {

            if (uri.equals(currentAncestor.getNamespaceURI()))
                return currentAncestor.getPrefix();
            currentAncestor = currentAncestor.getParentNode();
        }

        return null;
    }

/** Finds and returns the first visible child element node. */
public static Element getFirstVisibleChildElement(Node parent, Hashtable hiddenNodes) {

    // search for node
    Node child = parent.getFirstChild();
    while (child != null) {
        if (child.getNodeType() == Node.ELEMENT_NODE &&
                !isHidden(child, hiddenNodes)) {
            return (Element)child;
        }
        child = child.getNextSibling();
    }

    // not found
    return null;

}

public void readBars(){
    if( this.xmlDocument != null ){
        NodeList barNodes = getChildNodeList(this.xmlDocument.getFirstChild(), "Bars");
        for( int i = 0 ; i < barNodes.getLength() ; i ++ ){
            Node barNode = barNodes.item( i );
            if( barNode.getNodeName().equals("Bar") ){
                GPXBar bar = new GPXBar();
                bar.setId(getAttributeIntegerValue(barNode, "id"));
                bar.setVoiceIds( getChildNodeIntegerContentArray(barNode, "Voices"));
                bar.setClef(getChildNodeContent(barNode, "Clef"));
                bar.setSimileMark(getChildNodeContent(barNode,"SimileMark"));

                this.gpxDocument.getBars().add( bar );
            }
        }
    }
}

/**
 * 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;
}

/**
 * End processing of given node
 *
 *
 * @param node Node we just finished processing
 *
 * @throws org.xml.sax.SAXException
 */
protected void endNode(Node node) throws org.xml.sax.SAXException {

    switch (node.getNodeType()) {
        case Node.DOCUMENT_NODE :
            break;
        case Node.DOCUMENT_TYPE_NODE :
            serializeDocType((DocumentType) node, false);
            break;
        case Node.ELEMENT_NODE :
            serializeElement((Element) node, false);
            break;
        case Node.CDATA_SECTION_NODE :
            break;
        case Node.ENTITY_REFERENCE_NODE :
            serializeEntityReference((EntityReference) node, false);
            break;
        default :
            }
}

/**
 * The set:intersection function returns a node set comprising the nodes that are within
 * both the node sets passed as arguments to it.
 *
 * @param nl1 NodeList for first node-set.
 * @param nl2 NodeList for second node-set.
 * @return a NodeList containing the nodes in nl1 that are also
 * in nl2.
 *
 * @see <a href="http://www.exslt.org/">EXSLT</a>
 */
public static NodeList intersection(NodeList nl1, NodeList nl2)
{
  NodeSet ns1 = new NodeSet(nl1);
  NodeSet ns2 = new NodeSet(nl2);
  NodeSet inter = new NodeSet();

  inter.setShouldCacheNodes(true);

  for (int i = 0; i < ns1.getLength(); i++)
  {
    Node n = ns1.elementAt(i);

    if (ns2.contains(n))
      inter.addElement(n);
  }

  return inter;
}

private Node getPreviousLogicalSibling(Node n) {
    Node prev = n.getPreviousSibling();
    // If "n" has no previous sibling and its parent is an entity reference node we
    // need to continue the search through the previous siblings of the entity
    // reference as these are logically siblings of the given node.
    if (prev == null) {
        Node parent = n.getParentNode();
        while (parent != null && parent.getNodeType() == Node.ENTITY_REFERENCE_NODE) {
            prev = parent.getPreviousSibling();
            if (prev != null) {
                break;
            }
            parent = parent.getParentNode();
        }
    }
    return prev;
}

/**
 * Make newChild occupy the location that oldChild used to
 * have. Note that newChild will first be removed from its previous
 * parent, if any. Equivalent to inserting newChild before oldChild,
 * then removing oldChild.
 *
 * @return oldChild, in its new state (removed).
 *
 * @throws DOMException(HIERARCHY_REQUEST_ERR) if newChild is of a
 * type that shouldn't be a child of this node, or if newChild is
 * one of our ancestors.
 *
 * @throws DOMException(WRONG_DOCUMENT_ERR) if newChild has a
 * different owner document than we do.
 *
 * @throws DOMException(NOT_FOUND_ERR) if oldChild is not a child of
 * this node.
 *
 * @throws DOMException(NO_MODIFICATION_ALLOWED_ERR) if this node is
 * read-only.
 */
public Node replaceChild(Node newChild, Node oldChild)
    throws DOMException {

    makeChildNode();

    // If Mutation Events are being generated, this operation might
    // throw aggregate events twice when modifying an Attr -- once
    // on insertion and once on removal. DOM Level 2 does not specify
    // this as either desirable or undesirable, but hints that
    // aggregations should be issued only once per user request.

    // notify document
    CoreDocumentImpl ownerDocument = ownerDocument();
    ownerDocument.replacingNode(this);

    internalInsertBefore(newChild, oldChild, true);
    if (newChild != oldChild) {
        internalRemoveChild(oldChild, true);
    }

    // notify document
    ownerDocument.replacedNode(this);

    return oldChild;
}

/**
 * Encrypts an <code>Element</code> and replaces it with its encrypted
 * counterpart in the context <code>Document</code>, that is, the
 * <code>Document</code> specified when one calls
 * {@link #getInstance(String) getInstance}.
 *
 * @param element the <code>Element</code> to encrypt.
 * @return the context <code>Document</code> with the encrypted
 *   <code>Element</code> having replaced the source <code>Element</code>.
 *  @throws Exception
 */
private Document encryptElement(Element element) throws Exception{
    if (log.isLoggable(java.util.logging.Level.FINE)) {
        log.log(java.util.logging.Level.FINE, "Encrypting element...");
    }
    if (null == element) {
        log.log(java.util.logging.Level.SEVERE, "Element unexpectedly null...");
    }
    if (cipherMode != ENCRYPT_MODE && log.isLoggable(java.util.logging.Level.FINE)) {
        log.log(java.util.logging.Level.FINE, "XMLCipher unexpectedly not in ENCRYPT_MODE...");
    }

    if (algorithm == null) {
        throw new XMLEncryptionException("XMLCipher instance without transformation specified");
    }
    encryptData(contextDocument, element, false);

    Element encryptedElement = factory.toElement(ed);

    Node sourceParent = element.getParentNode();
    sourceParent.replaceChild(encryptedElement, element);

    return contextDocument;
}

public KalturaAssetDistributionPropertyCondition(Element node) throws KalturaApiException {
    super(node);
    NodeList childNodes = node.getChildNodes();
    for (int i = 0; i < childNodes.getLength(); i++) {
        Node aNode = childNodes.item(i);
        String nodeName = aNode.getNodeName();
        String txt = aNode.getTextContent();
        if (nodeName.equals("propertyName")) {
            this.propertyName = ParseUtils.parseString(txt);
            continue;
        } else if (nodeName.equals("propertyValue")) {
            this.propertyValue = ParseUtils.parseString(txt);
            continue;
        } 
    }
}

private void visit( Node n ) throws SAXException {
    setCurrentLocation( n );

    // if a case statement gets too big, it should be made into a separate method.
    switch(n.getNodeType()) {
    case Node.CDATA_SECTION_NODE:
    case Node.TEXT_NODE:
        String value = n.getNodeValue();
        receiver.characters( value.toCharArray(), 0, value.length() );
        break;
    case Node.ELEMENT_NODE:
        visit( (Element)n );
        break;
    case Node.ENTITY_REFERENCE_NODE:
        receiver.skippedEntity(n.getNodeName());
        break;
    case Node.PROCESSING_INSTRUCTION_NODE:
        ProcessingInstruction pi = (ProcessingInstruction)n;
        receiver.processingInstruction(pi.getTarget(),pi.getData());
        break;
    }
}

/**
 * Removes attributes like "versionCode" and "versionName" from file.
 *
 * @param file File representing AndroidManifest.xml
 * @throws AndrolibException
 */
public static void removeManifestVersions(File file) throws AndrolibException {
    if (file.exists()) {
        try {
            Document doc = loadDocument(file);
            Node manifest = doc.getFirstChild();
            NamedNodeMap attr = manifest.getAttributes();
            Node vCode = attr.getNamedItem("android:versionCode");
            Node vName = attr.getNamedItem("android:versionName");

            if (vCode != null) {
                attr.removeNamedItem("android:versionCode");
            }
            if (vName != null) {
                attr.removeNamedItem("android:versionName");
            }
            saveDocument(file, doc);

        } catch (SAXException | ParserConfigurationException | IOException | TransformerException ignored) {
        }
    }
}

static void displayMetadata(Node node, int level) {
    for (int i = 0; i < level; i++) System.out.print("  ");
    System.out.print("<" + node.getNodeName());
    NamedNodeMap map = node.getAttributes();
    if (map != null) { // print attribute values
        int length = map.getLength();
        for (int i = 0; i < length; i++) {
            Node attr = map.item(i);
            System.out.print(" " + attr.getNodeName() +
                             "=\"" + attr.getNodeValue() + "\"");
        }
    }

    Node child = node.getFirstChild();
    if (child != null) {
        System.out.println(">"); // close current tag
        while (child != null) { // emit child tags recursively
            displayMetadata(child, level + 1);
            child = child.getNextSibling();
        }
        for (int i = 0; i < level; i++) System.out.print("  ");
        System.out.println("</" + node.getNodeName() + ">");
    } else {
        System.out.println("/>");
    }
}

private void removeUserDefinedNodes(Element parent) {
    HashSet<Node> toRemove = new HashSet<Node>();

    NodeList list = parent.getChildNodes();
    for (int i=0; i<list.getLength(); i++) {
        Node node = list.item(i);
        if (node.getNodeType() == Node.ELEMENT_NODE) {
            ((Element)node).removeAttribute("done");
            ((Element)node).removeAttribute("hashcode");
            if (node.getNodeName().equals("schema-type")) {
                toRemove.add(node);
            }
            else {
                removeUserDefinedNodes((Element)node);
            }
        }
    }
    Iterator<Node> it = toRemove.iterator();
    while (it.hasNext()) {
        parent.removeChild(it.next());
    }
    toRemove.clear();
}

public void assertRevenueShareDetails_BrokerService(String marketplaceId,
        VOService service, String expectedServiceRevenue,
        String expectedMarketplacePercentage,
        String expectedMarketplaceRevenue,
        String expectedOperatorPercentage, String expectedOperatorRevenue,
        String expectedBrokerPercentage, String expectedBrokerRevenue,
        String expectedSupplierAmount) throws Exception {

    Node revenueShareDetails = assertRevenueShareDetails(marketplaceId,
            service, expectedServiceRevenue, expectedMarketplacePercentage,
            expectedMarketplaceRevenue, expectedOperatorPercentage,
            expectedOperatorRevenue, expectedSupplierAmount);

    assertAttribute(
            revenueShareDetails,
            BillingShareResultXmlTags.ATTRIBUTE_NAME_BROKER_REVENUE_SHARE_PERCENTAGE,
            expectedBrokerPercentage);

    assertAttribute(revenueShareDetails,
            BillingShareResultXmlTags.ATTRIBUTE_NAME_BROKER_REVENUE,
            expectedBrokerRevenue);
}

/**
 * {@inheritDoc}
 */
public void changeDocument(Node componentNode)
{
  Node currChild = componentNode.getFirstChild();

  while (currChild != null)
  {
    NamedNodeMap attributes = currChild.getAttributes();

    if (attributes != null)
    {
      Node idAttr = attributes.getNamedItem(_identifier);

      if (idAttr != null)
      {
        if (_childId.equals(idAttr.getNodeValue()))
        {
          currChild.getParentNode().removeChild(currChild);
          break;
        }
      }
    }

    currChild = currChild.getNextSibling();
  }
}

private static void indentNode(org.w3c.dom.Node node, int nIndent) {
    if (node == null)
        return;

    if (nIndent > 0 && (node.getNodeType() == org.w3c.dom.Node.ELEMENT_NODE || node.getNodeType() == org.w3c.dom.Node.COMMENT_NODE))
    {
        if (node.getPreviousSibling() == null || 
            (node.getPreviousSibling().getNodeType() != org.w3c.dom.Node.CDATA_SECTION_NODE && 
             node.getPreviousSibling().getNodeType() != org.w3c.dom.Node.TEXT_NODE))
        {
            String sIndent = "\n";
            for (int i=0; i<nIndent; i++) sIndent += "\t";
            node.getParentNode().insertBefore(node.getOwnerDocument().createTextNode(sIndent), node);
            if (node.getNextSibling() == null)
            {
                sIndent = sIndent.substring(0, nIndent);
                node.getParentNode().appendChild(node.getOwnerDocument().createTextNode(sIndent));
            }
        }
    }

    for (org.w3c.dom.Node child = node.getFirstChild(); child != null; child = child.getNextSibling())
        indentNode(child, nIndent+1);
}

/**
 * Copy NodeList members into this nodelist, adding in
 * document order.  If a node is null, don't add it.
 *
 * @param nodelist List of nodes which should now be referenced by
 * this NodeSet.
 * @throws RuntimeException thrown if this NodeSet is not of
 * a mutable type.
 */
public void addNodes(NodeList nodelist)
{

  if (!m_mutable)
    throw new RuntimeException(XSLMessages.createXPATHMessage(XPATHErrorResources.ER_NODESET_NOT_MUTABLE, null)); //"This NodeSet is not mutable!");

  if (null != nodelist)  // defensive to fix a bug that Sanjiva reported.
  {
    int nChildren = nodelist.getLength();

    for (int i = 0; i < nChildren; i++)
    {
      Node obj = nodelist.item(i);

      if (null != obj)
      {
        addElement(obj);
      }
    }
  }

  // checkDups();
}

/**
 * The set:leading function returns the nodes in the node set passed as the first argument that
 * precede, in document order, the first node in the node set passed as the second argument. If
 * the first node in the second node set is not contained in the first node set, then an empty
 * node set is returned. If the second node set is empty, then the first node set is returned.
 *
 * @param nl1 NodeList for first node-set.
 * @param nl2 NodeList for second node-set.
 * @return a NodeList containing the nodes in nl1 that precede in document order the first
 * node in nl2; an empty node-set if the first node in nl2 is not in nl1; all of nl1 if nl2
 * is empty.
 *
 * @see <a href="http://www.exslt.org/">EXSLT</a>
 */
public static NodeList leading (NodeList nl1, NodeList nl2)
{
  if (nl2.getLength() == 0)
    return nl1;

  NodeSet ns1 = new NodeSet(nl1);
  NodeSet leadNodes = new NodeSet();
  Node endNode = nl2.item(0);
  if (!ns1.contains(endNode))
    return leadNodes; // empty NodeSet

  for (int i = 0; i < nl1.getLength(); i++)
  {
    Node testNode = nl1.item(i);
    if (DOMHelper.isNodeAfter(testNode, endNode)
        && !DOMHelper.isNodeTheSame(testNode, endNode))
      leadNodes.addElement(testNode);
  }
  return leadNodes;
}

private TreeItem<DesignVariableGroup> getUserParmContainer() throws Exception {
    Map<String, TreeItem<DesignVariableGroup>> map = new HashMap<>();
    TreeItem<DesignVariableGroup> container = new TreeItem<>(new DesignVariableGroup(USERPARMS));
    NodeList nodes = xpu.getElementNodes(USERPARMPATH);
    for (int i = 1; i < nodes.getLength(); i++) {
        Node node = nodes.item(i);
        String groupName = XPathUtil.getNodeAttribute(node, "GroupName", null);
        if (groupName != null) {
            TreeItem<DesignVariableGroup> group;
            if (map.containsKey(groupName)) {
                group = map.get(groupName);
            } else {
                group =  new TreeItem<>(new DesignVariableGroup(groupName));
                map.put(groupName, group);
                container.getChildren().add(group); 
            }
            addDesignVariable(container, group, XPathUtil.getNodeAttribute(node, "Name", ""),
                    XPathUtil.getNodeAttribute(node, "ID", ""),
                    XPathUtil.getNodeAttribute(node, "Value", ""),
                    USERPARMPATH + "[" + i + "]",
                    false);
        }
    }
    return container;
}

public void marshal(XMLStructure parent, XMLCryptoContext context)
    throws MarshalException
{
    if (parent == null) {
        throw new NullPointerException("parent is null");
    }
    if (!(parent instanceof javax.xml.crypto.dom.DOMStructure)) {
        throw new ClassCastException("parent must be of type DOMStructure");
    }

    Node pNode = ((javax.xml.crypto.dom.DOMStructure)parent).getNode();
    String dsPrefix = DOMUtils.getSignaturePrefix(context);
    Element kiElem = DOMUtils.createElement
        (DOMUtils.getOwnerDocument(pNode), "KeyInfo",
         XMLSignature.XMLNS, dsPrefix);
    if (dsPrefix == null || dsPrefix.length() == 0) {
        kiElem.setAttributeNS("http://www.w3.org/2000/xmlns/",
                              "xmlns", XMLSignature.XMLNS);
    } else {
        kiElem.setAttributeNS("http://www.w3.org/2000/xmlns/",
                              "xmlns:" + dsPrefix, XMLSignature.XMLNS);
    }
    marshal(pNode, kiElem, null, dsPrefix, (DOMCryptoContext)context);
}

private String getAttribute(Node node, String attributeName)
        throws Exception {
    try {
        NamedNodeMap attributes = node.getAttributes();
        for (int i = 0; i < attributes.getLength(); i++) {
            Node attributeNode = attributes.item(i);
            if (attributeNode.getNodeName().equals(attributeName)) {
                return attributeNode.getNodeValue();
            }
        }
        return null;
    } catch (Exception e) {
        log.error(e);
        log.error(e.getStackTrace());
        throw (e);
    }
}

/**
 * <code>lineNumber</code> returns the line number of the node
 * passed as argument. If a node set is passed as argument, the line
 * number of the first node in the set is returned.
 *
 * NOTE: Xalan does not normally record location information for each node.
 * To obtain it, you must set the custom TrAX attribute
 * "http://xml.apache.org/xalan/features/source_location"
 * true in the TransformerFactory before generating the Transformer and executing
 * the stylesheet. Storage cost per node will be noticably increased in this mode.
 *
 * @param nodeList a <code>NodeList</code> value
 * @return an <code>int</code> value. This may be -1 to indicate that the
 * line number is not known.
 */
public static int lineNumber(NodeList nodeList)
{
  if (nodeList == null || nodeList.getLength() == 0)
    return -1;

  Node node = nodeList.item(0);
  int nodeHandler = ((DTMNodeProxy)node).getDTMNodeNumber();
  SourceLocator locator = ((DTMNodeProxy)node).getDTM()
    .getSourceLocatorFor(nodeHandler);

  if (locator != null)
    return locator.getLineNumber();
  else
    return -1;
}

void replaceWith(XmlNode other) {
    Node replacement = other.dom;
    if (replacement.getOwnerDocument() != this.dom.getOwnerDocument()) {
        replacement = this.dom.getOwnerDocument().importNode(replacement, true);
    }
    this.dom.getParentNode().replaceChild(replacement, this.dom);
}

/**
 * Locates a node by ID.
 * @param context starting context
 * @param id to find
 * @return Pointer
 */
public Pointer getPointerByID(JXPathContext context, String id) {
    Document document = node.getNodeType() == Node.DOCUMENT_NODE ? (Document) node
            : node.getOwnerDocument();
    Element element = document.getElementById(id);
    return element == null ? (Pointer) new NullPointer(getLocale(), id)
            : new DOMNodePointer(element, getLocale(), id);
}

protected int isVisibleInt(Node currentNode) {
    if (nodeFilter != null) {
        Iterator<NodeFilter> it = nodeFilter.iterator();
        while (it.hasNext()) {
            int i = (it.next()).isNodeInclude(currentNode);
            if (i != 1) {
                return i;
            }
        }
    }
    if ((this.xpathNodeSet != null) && !this.xpathNodeSet.contains(currentNode)) {
        return 0;
    }
    return 1;
}

public static final double number(ExpressionContext ctx, String exprStr) {
    Evaluator expr = expressionCache.safeGet(exprStr);
    Node node = ctx.getContextNode();
    Element elt = getElement(node);
    if (elt == null)
        return Double.MIN_VALUE;
    return expr.evaluateDouble(EVALUATION_CONTEXT, elt);
}

public static Node dereference12(Node node) throws Exception
{
    if (node.getNodeType() == Node.ELEMENT_NODE && ((Element) node).hasAttributeNS("http://www.w3.org/2003/05/soap-encoding", "ref"))
    {
        String ref = ((Element) node).getAttributeNS("http://www.w3.org/2003/05/soap-encoding", "ref");
        if (ref.length() == 0)
            throw new Exception("Cannot dereference null references.");

        Node refNode = derefNode12(node.getOwnerDocument().getDocumentElement(), ref);
        if (refNode != null)
            return refNode;
    }
    return node;
}

public DOMLocatorImpl (int lineNumber, int columnNumber, int byteoffset, Node relatedData, String uri ){
     fLineNumber = lineNumber ;
     fColumnNumber = columnNumber ;
     fByteOffset = byteoffset ;
     fRelatedNode = relatedData ;
     fUri = uri;
}

public static Node getResellerRevenuePerSupplierNode(Node document,
        String currency, String supplierId) throws XPathExpressionException {

    String xpath = String
            .format("/Supplier[.//OrganizationData[@id='%s']]/ResellerRevenuePerSupplier",
                    supplierId);

    return XMLConverter.getNodeByXPath(document,
            currencyPathPrefix(currency) + xpath);
}

public ElementImpl(String prefix, String localpart, String rawname,
        String uri, int line, int column, int offset) {
    super(prefix, localpart, rawname, uri, Node.ELEMENT_NODE);
    row = -1;
    col = -1;
    parentRow = -1;

    this.line = line;
    this.column = column;
    charOffset = offset;
}

protected void attachSkill(Node n, Object template, Condition attachCond)
{
    NamedNodeMap attrs = n.getAttributes();
    int id = 0, lvl = 1;
    if (attrs.getNamedItem("id") != null)
    {
        id = Integer.decode(getValue(attrs.getNamedItem("id").getNodeValue(), template));
    }
    if (attrs.getNamedItem("lvl") != null)
    {
        lvl = Integer.decode(getValue(attrs.getNamedItem("lvl").getNodeValue(), template));
    }
    L2Skill skill = SkillTable.getInstance().getInfo(id, lvl);
    if (attrs.getNamedItem("chance") != null)
    {
        if (template instanceof L2Weapon || template instanceof L2Item)
        {
            skill.attach(new ConditionGameChance(Integer.decode(getValue(attrs.getNamedItem("chance").getNodeValue(), template))), true);
        }
        else
        {
            skill.attach(new ConditionGameChance(Integer.decode(getValue(attrs.getNamedItem("chance").getNodeValue(), template))), false);
        }
    }
    if (template instanceof L2Weapon)
    {
        if (attrs.getNamedItem("onUse") != null
            || (attrs.getNamedItem("onCrit") == null && attrs.getNamedItem("onCast") == null))
            ((L2Weapon) template).attach(skill); // Attach as skill triggered on use
        if (attrs.getNamedItem("onCrit") != null) ((L2Weapon) template).attachOnCrit(skill); // Attach as skill triggered on critical hit
        if (attrs.getNamedItem("onCast") != null) ((L2Weapon) template).attachOnCast(skill); // Attach as skill triggered on cast
    }
    else if (template instanceof L2Item)
    {
        ((L2Item) template).attach(skill); // Attach as skill triggered on use
    }
}

public static List<Node> toArrayList(NodeList nl) {
    List<Node> res = new ArrayList<Node>();
    for (int i = 0 ; i < nl.getLength() ; i++) {
        res.add(nl.item(i));
    }
    return res;
}

/**
 * @param sibling
 * @param uri
 * @param nodeName
 * @return nodes with the constraint
 */
public static Element[] selectNodes(Node sibling, String uri, String nodeName) {
    List<Element> list = new ArrayList<Element>();
    while (sibling != null) {
        if (sibling.getNamespaceURI() != null && sibling.getNamespaceURI().equals(uri)
            && sibling.getLocalName().equals(nodeName)) {
            list.add((Element)sibling);
        }
        sibling = sibling.getNextSibling();
    }
    return list.toArray(new Element[list.size()]);
}

@Test
public void billingPerUnitWeekBug10091() throws Exception {
    // given subscription data for scenario
    testSetup.createWeekScenarioBug10091();

    // when billing run performed
    performBillingRun(0, "2013-05-16 07:00:00");

    // then
    VOSubscriptionDetails voSubscriptionDetails = getSubscriptionDetails(
            "BUG10091_PERUNIT_WEEK", 0);
    Document billingResult = loadBillingResult(
            voSubscriptionDetails.getKey(),
            DateTimeHandling.calculateMillis("2013-04-10 00:00:00"),
            DateTimeHandling.calculateMillis("2013-05-10 00:00:00"));
    BillingResultEvaluator eva = new BillingResultEvaluator(billingResult);
    eva.assertNullOneTimeFee();
    eva.assertOverallCosts("EUR", "709.10");

    voSubscriptionDetails = getSubscriptionDetails("BUG10091_PERUNIT_WEEK",
            0);
    billingResult = loadBillingResult(voSubscriptionDetails.getKey(),
            DateTimeHandling.calculateMillis("2013-03-10 00:00:00"),
            DateTimeHandling.calculateMillis("2013-04-10 00:00:00"));
    Node priceModel = BillingXMLNodeSearch.getPriceModelNode(billingResult,
            voSubscriptionDetails.getPriceModel().getKey());
    eva = new BillingResultEvaluator(billingResult);
    eva.assertOneTimeFee(priceModel, "25.00");
}

/**
 * @param sibling
 * @param uri
 * @param nodeName
 * @param number
 * @return nodes with the constrain
 */
public static Element selectNode(Node sibling, String uri, String nodeName, int number) {
    while (sibling != null) {
        if (sibling.getNamespaceURI() != null && sibling.getNamespaceURI().equals(uri)
            && sibling.getLocalName().equals(nodeName)) {
            if (number == 0){
                return (Element)sibling;
            }
            number--;
        }
        sibling = sibling.getNextSibling();
    }
    return null;
}

public void setInternalSubset(int doctypeIndex, String subset) {
    int chunk     = doctypeIndex >> CHUNK_SHIFT;
    int index     = doctypeIndex & CHUNK_MASK;

    // create extra data node to store internal subset
    int extraDataIndex = createNode(Node.DOCUMENT_TYPE_NODE);
    int echunk = extraDataIndex >> CHUNK_SHIFT;
    int eindex = extraDataIndex & CHUNK_MASK;
    setChunkIndex(fNodeExtra, extraDataIndex, chunk, index);
    setChunkValue(fNodeValue, subset, echunk, eindex);
}

private void parseQuestDrop(Node drop, String questID)// throws NullPointerException
{
    if (DEBUG) System.out.println("Parsing Drop.");

    int npcID;
    int itemID;
    int min;
    int max;
    int chance;
    String[] states;
    try
    {
        npcID = getInt(attribute(drop, "NpcID"));
        itemID = getInt(attribute(drop, "ItemID"));
        min = getInt(attribute(drop, "Min"));
        max = getInt(attribute(drop, "Max"));
        chance = getInt(attribute(drop, "Chance"));
        states = (attribute(drop, "States")).split(",");
    }
    catch (NullPointerException e)
    {
        throw new NullPointerException("Incorrect Drop Data");
    }

    if (DEBUG) System.out.println("Adding Drop to NpcID: "+npcID);

    _bridge.addQuestDrop(npcID, itemID, min, max, chance, questID, states);
}

/**
 * Gets the xml signature insert location.
 *
 * @param elem the elem
 * @return the xml signature insert location
 */
private static Node getXmlSignatureInsertLocation(final org.w3c.dom.Element elem) {
    org.w3c.dom.Node insertLocation = null;
    org.w3c.dom.NodeList nodeList = elem.getElementsByTagNameNS(
            SAMLConstants.SAML20P_NS, "Extensions");
    if (nodeList.getLength() != 0) {
        insertLocation = nodeList.item(nodeList.getLength() - 1);
    } else {
        nodeList = elem.getElementsByTagNameNS(SAMLConstants.SAML20P_NS, "Status");
        insertLocation = nodeList.item(nodeList.getLength() - 1);
    }
    return insertLocation;
}

protected void removeUnwanted(Element elt){
    try {
        NodeList aElements = xpathApi.selectNodeList(elt,".//*[@href[name(..)=\"A\"]]"); // A with href

        NodeList nodes = xpathApi.selectNodeList(elt, ".//SCRIPT"   // remove scripts
            +"|.//@*[starts-with(name(),\"on\")]"                   // remove on*** attributes
            +"|.//@action"                                          // remove action attributes
            +"|.//@href[name(..)=\"A\"]"                            // remove href attributes of A elements
            +"|.//@target[name(..)=\"A\"]"                          // remove target attributes of A elements
        );
        for(int i=0;i<nodes.getLength();i++){
            Node node = nodes.item(i);
            if(node instanceof Attr){
                Attr at = (Attr)node;
                at.getOwnerElement().removeAttributeNode(at);
            }else if(node!=null && node.getParentNode()!=null)
                node.getParentNode().removeChild(node);
        }

        for(int i=0;i<aElements.getLength();i++) // restore fake href
            ((Element)aElements.item(i)).setAttribute("href", "#");

        xpathApi.resetCache(); // dom change
    } catch (TransformerException e) {
        Engine.logBeans.error("Exception when using xpathAPI on WebClipper.removeUnwanted()");
    }
}