Examples with DTM org.apache.xml.dtm.DTM used on opensource projects

Example 11 with DTM

use of org.apache.xml.dtm.DTM in project robovm by robovm.

the class XPath method getMatchScore.

/**
   * Get the match score of the given node.
   *
   * @param xctxt XPath runtime context.
   * @param context The current source tree context node.
   * 
   * @return score, one of {@link #MATCH_SCORE_NODETEST},
   * {@link #MATCH_SCORE_NONE}, {@link #MATCH_SCORE_OTHER}, 
   * or {@link #MATCH_SCORE_QNAME}.
   *
   * @throws javax.xml.transform.TransformerException
   */
public double getMatchScore(XPathContext xctxt, int context) throws javax.xml.transform.TransformerException {
    xctxt.pushCurrentNode(context);
    xctxt.pushCurrentExpressionNode(context);
    try {
        XObject score = m_mainExp.execute(xctxt);
        if (DEBUG_MATCHES) {
            DTM dtm = xctxt.getDTM(context);
            System.out.println("score: " + score.num() + " for " + dtm.getNodeName(context) + " for xpath " + this.getPatternString());
        }
        return score.num();
    } finally {
        xctxt.popCurrentNode();
        xctxt.popCurrentExpressionNode();
    }
// return XPath.MATCH_SCORE_NONE;
}

Example 12 with DTM

use of org.apache.xml.dtm.DTM in project robovm by robovm.

the class FunctionDef1Arg method getArg0AsNumber.

/**
   * Execute the first argument expression that is expected to return a
   * number.  If the argument is null, then get the number value from the
   * current context node.
   *
   * @param xctxt Runtime XPath context.
   *
   * @return The number value of the first argument, or the number value of the
   *         current context node if the first argument is null.
   *
   * @throws javax.xml.transform.TransformerException if an error occurs while
   *                                   executing the argument expression.
   */
protected double getArg0AsNumber(XPathContext xctxt) throws javax.xml.transform.TransformerException {
    if (null == m_arg0) {
        int currentNode = xctxt.getCurrentNode();
        if (DTM.NULL == currentNode)
            return 0;
        else {
            DTM dtm = xctxt.getDTM(currentNode);
            XMLString str = dtm.getStringValue(currentNode);
            return str.toDouble();
        }
    } else
        return m_arg0.execute(xctxt).num();
}

Example 13 with DTM

use of org.apache.xml.dtm.DTM in project robovm by robovm.

the class FuncDoclocation method execute.

/**
   * Execute the function.  The function must return
   * a valid object.
   * @param xctxt The current execution context.
   * @return A valid XObject.
   *
   * @throws javax.xml.transform.TransformerException
   */
public XObject execute(XPathContext xctxt) throws javax.xml.transform.TransformerException {
    int whereNode = getArg0AsNode(xctxt);
    String fileLocation = null;
    if (DTM.NULL != whereNode) {
        DTM dtm = xctxt.getDTM(whereNode);
        // %REVIEW%
        if (DTM.DOCUMENT_FRAGMENT_NODE == dtm.getNodeType(whereNode)) {
            whereNode = dtm.getFirstChild(whereNode);
        }
        if (DTM.NULL != whereNode) {
            fileLocation = dtm.getDocumentBaseURI();
        //        int owner = dtm.getDocument();
        //        fileLocation = xctxt.getSourceTreeManager().findURIFromDoc(owner);
        }
    }
    return new XString((null != fileLocation) ? fileLocation : "");
}

Example 14 with DTM

use of org.apache.xml.dtm.DTM in project robovm by robovm.

the class FuncId method execute.

/**
   * Execute the function.  The function must return
   * a valid object.
   * @param xctxt The current execution context.
   * @return A valid XObject.
   *
   * @throws javax.xml.transform.TransformerException
   */
public XObject execute(XPathContext xctxt) throws javax.xml.transform.TransformerException {
    int context = xctxt.getCurrentNode();
    DTM dtm = xctxt.getDTM(context);
    int docContext = dtm.getDocument();
    if (DTM.NULL == docContext)
        error(xctxt, XPATHErrorResources.ER_CONTEXT_HAS_NO_OWNERDOC, null);
    XObject arg = m_arg0.execute(xctxt);
    int argType = arg.getType();
    XNodeSet nodes = new XNodeSet(xctxt.getDTMManager());
    NodeSetDTM nodeSet = nodes.mutableNodeset();
    if (XObject.CLASS_NODESET == argType) {
        DTMIterator ni = arg.iter();
        StringVector usedrefs = null;
        int pos = ni.nextNode();
        while (DTM.NULL != pos) {
            DTM ndtm = ni.getDTM(pos);
            String refval = ndtm.getStringValue(pos).toString();
            pos = ni.nextNode();
            usedrefs = getNodesByID(xctxt, docContext, refval, usedrefs, nodeSet, DTM.NULL != pos);
        }
    // ni.detach();
    } else if (XObject.CLASS_NULL == argType) {
        return nodes;
    } else {
        String refval = arg.str();
        getNodesByID(xctxt, docContext, refval, null, nodeSet, false);
    }
    return nodes;
}

Example 15 with DTM

use of org.apache.xml.dtm.DTM in project robovm by robovm.

the class FuncId method getNodesByID.

/**
   * Fill in a list with nodes that match a space delimited list if ID 
   * ID references.
   *
   * @param xctxt The runtime XPath context.
   * @param docContext The document where the nodes are being looked for.
   * @param refval A space delimited list of ID references.
   * @param usedrefs List of references for which nodes were found.
   * @param nodeSet Node set where the nodes will be added to.
   * @param mayBeMore true if there is another set of nodes to be looked for.
   *
   * @return The usedrefs value.
   */
private StringVector getNodesByID(XPathContext xctxt, int docContext, String refval, StringVector usedrefs, NodeSetDTM nodeSet, boolean mayBeMore) {
    if (null != refval) {
        String ref = null;
        //      DOMHelper dh = xctxt.getDOMHelper();
        StringTokenizer tokenizer = new StringTokenizer(refval);
        boolean hasMore = tokenizer.hasMoreTokens();
        DTM dtm = xctxt.getDTM(docContext);
        while (hasMore) {
            ref = tokenizer.nextToken();
            hasMore = tokenizer.hasMoreTokens();
            if ((null != usedrefs) && usedrefs.contains(ref)) {
                ref = null;
                continue;
            }
            int node = dtm.getElementById(ref);
            if (DTM.NULL != node)
                nodeSet.addNodeInDocOrder(node, xctxt);
            if ((null != ref) && (hasMore || mayBeMore)) {
                if (null == usedrefs)
                    usedrefs = new StringVector();
                usedrefs.addElement(ref);
            }
        }
    }
    return usedrefs;
}