Package org.apache.xpath

Examples of org.apache.xpath.XPathContext$XPathExpressionContext


                int nAttrs = m_avts.size();

                for (int i = (nAttrs - 1); i >= 0; i--)
                {
                    AVT avt = (AVT) m_avts.get(i);
                    XPathContext xctxt = transformer.getXPathContext();
                    int sourceNode = xctxt.getCurrentNode();
                    String stringedValue =
                        avt.evaluate(xctxt, sourceNode, this);

                    if (null != stringedValue)
                    {
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        // Create an XPathContext that doesn't support pushing and popping of
        // variable resolution scopes.  Sufficient for simple XPath 1.0
        // expressions.
        //    Cache xpath context?
        XPathContext xpathSupport = new XPathContext(false);
       
        // if m_document is not null, build the DTM from the document
        if (null != m_doc) {
            xpathSupport.getDTMHandleFromNode(m_doc);
        }

        XObject xobj = null;
        try {
            xobj = m_xpath.execute(xpathSupport, contextNode, null);        
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  public void executeChildTemplates(
          ElemTemplateElement elem, org.w3c.dom.Node context, QName mode, ContentHandler handler)
            throws TransformerException
  {

    XPathContext xctxt = m_xcontext;

    try
    {
      if(null != mode)
        pushMode(mode);
      xctxt.pushCurrentNode(xctxt.getDTMHandleFromNode(context));
      executeChildTemplates(elem, handler);
    }
    finally
    {
      xctxt.popCurrentNode();
     
      // I'm not sure where or why this was here.  It is clearly in
      // error though, without a corresponding pushMode().
      if (null != mode)
        popMode();
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//    boolean check = (m_stackGuard.m_recursionLimit > -1);
//
//    if (check)
//      getStackGuard().push(elem, xctxt.getCurrentNode());

    XPathContext xctxt = m_xcontext;
    xctxt.pushSAXLocatorNull();
    int currentTemplateElementsTop = m_currentTemplateElements.size();
    m_currentTemplateElements.push(null);

    try
    {
      // Loop through the children of the template, calling execute on
      // each of them.
      for (; t != null; t = t.getNextSiblingElem())
      {
        if (!shouldAddAttrs
                && t.getXSLToken() == Constants.ELEMNAME_ATTRIBUTE)
          continue;

        xctxt.setSAXLocator(t);
        m_currentTemplateElements.setElementAt(t,currentTemplateElementsTop);
        t.execute(this);
      }
    }
    catch(RuntimeException re)
    {
      TransformerException te = new TransformerException(re);
      te.setLocator(t);
      throw te;
    }
    finally
    {
      m_currentTemplateElements.pop();
      xctxt.popSAXLocator();
    }

    // Check for infinite loops if we have to
//    if (check)
//      getStackGuard().pop();
View Full Code Here

  public Vector processSortKeys(ElemForEach foreach, int sourceNodeContext)
          throws TransformerException
  {

    Vector keys = null;
    XPathContext xctxt = m_xcontext;
    int nElems = foreach.getSortElemCount();

    if (nElems > 0)
      keys = new Vector();
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  {
    m_optimizer = stylesheet.getOptimizer();
    m_incremental = stylesheet.getIncremental();
    m_source_location = stylesheet.getSource_location();   
    setStylesheet(stylesheet);
    XPathContext xPath = new XPathContext(this);
    xPath.setIncremental(m_incremental);
    xPath.getDTMManager().setIncremental(m_incremental);
    xPath.setSource_location(m_source_location);
    xPath.getDTMManager().setSource_location(m_source_location);
   
    if (stylesheet.isSecureProcessing())
      xPath.setSecureProcessing(true);
   
    setXPathContext(xPath);
    getXPathContext().setNamespaceContext(stylesheet);
    m_stackGuard = new StackGuard(this);   
  }
View Full Code Here

    // Make sure we're not writing to the same output content handler.
    synchronized (m_serializationHandler)
    {
      m_hasBeenReset = false;
     
      XPathContext xctxt = getXPathContext();
      DTM dtm = xctxt.getDTM(node);

      try
      {
        pushGlobalVars(node);

        // ==========
        // Give the top-level templates a chance to pass information into
        // the context (this is mainly for setting up tables for extensions).
        StylesheetRoot stylesheet = this.getStylesheet();
        int n = stylesheet.getGlobalImportCount();

        for (int i = 0; i < n; i++)
        {
          StylesheetComposed imported = stylesheet.getGlobalImport(i);
          int includedCount = imported.getIncludeCountComposed();

          for (int j = -1; j < includedCount; j++)
          {
            Stylesheet included = imported.getIncludeComposed(j);

            included.runtimeInit(this);

            for (ElemTemplateElement child = included.getFirstChildElem();
                    child != null; child = child.getNextSiblingElem())
            {
              child.runtimeInit(this);
            }
          }
        }
        // ===========       
        // System.out.println("Calling applyTemplateToNode - "+Thread.currentThread().getName());
        DTMIterator dtmIter = new org.apache.xpath.axes.SelfIteratorNoPredicate();
        dtmIter.setRoot(node, xctxt);
        xctxt.pushContextNodeList(dtmIter);
        try
        {
          this.applyTemplateToNode(null, null, node);
        }
        finally
        {
          xctxt.popContextNodeList();
        }
        // m_stylesheetRoot.getStartRule().execute(this);

        // System.out.println("Done with applyTemplateToNode - "+Thread.currentThread().getName());
        if (null != m_serializationHandler)
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   * @throws TransformerException
   */
  protected void pushGlobalVars(int contextNode) throws TransformerException
  {

    XPathContext xctxt = m_xcontext;
    VariableStack vs = xctxt.getVarStack();
    StylesheetRoot sr = getStylesheet();
    Vector vars = sr.getVariablesAndParamsComposed();
   
    int i = vars.size();
    vs.link(i);
View Full Code Here

   */
  private int transformToRTF(ElemTemplateElement templateParent,DTM dtmFrag)
          throws TransformerException
  {

    XPathContext xctxt = m_xcontext;
   
    ContentHandler rtfHandler = dtmFrag.getContentHandler();

    // Obtain the ResultTreeFrag's root node.
    // NOTE: In SAX2RTFDTM, this value isn't available until after
View Full Code Here

      else
      {

        // Find the XSL template that is the best match for the
        // element.       
        XPathContext xctxt = m_xcontext;

        try
        {
          xctxt.pushNamespaceContext(xslInstruction);

          QName mode = this.getMode();
         
          if (isApplyImports)
            template = m_stylesheetRoot.getTemplateComposed(xctxt, child, mode,
                  maxImportLevel, endImportLevel, m_quietConflictWarnings, dtm);
          else
            template = m_stylesheetRoot.getTemplateComposed(xctxt, child, mode,
                  m_quietConflictWarnings, dtm);
         
        }
        finally
        {
          xctxt.popNamespaceContext();
        }
      }

      // If that didn't locate a node, fall back to a default template rule.
      // See http://www.w3.org/TR/xslt#built-in-rule.
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