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

Example 36 with DTM

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

the class NodeSetDTM method addNodeInDocOrder.

// %TBD%
//  /**
//   * Add the node list to this node set in document order.
//   *
//   * @param start index.
//   * @param end index.
//   * @param testIndex index.
//   * @param nodelist The nodelist to add.
//   * @param support The XPath runtime context.
//   *
//   * @return false always.
//   * @throws RuntimeException thrown if this NodeSetDTM is not of 
//   * a mutable type.
//   */
//  private boolean addNodesInDocOrder(int start, int end, int testIndex,
//                                     NodeList nodelist, XPathContext support)
//  {
//
//    if (!m_mutable)
//      throw new RuntimeException("This NodeSetDTM is not mutable!");
//
//    boolean foundit = false;
//    int i;
//    int node = nodelist.item(testIndex);
//
//    for (i = end; i >= start; i--)
//    {
//      int child = elementAt(i);
//
//      if (child == node)
//      {
//        i = -2;  // Duplicate, suppress insert
//
//        break;
//      }
//
//      if (!support.getDOMHelper().isNodeAfter(node, child))
//      {
//        insertElementAt(node, i + 1);
//
//        testIndex--;
//
//        if (testIndex > 0)
//        {
//          boolean foundPrev = addNodesInDocOrder(0, i, testIndex, nodelist,
//                                                 support);
//
//          if (!foundPrev)
//          {
//            addNodesInDocOrder(i, size() - 1, testIndex, nodelist, support);
//          }
//        }
//
//        break;
//      }
//    }
//
//    if (i == -1)
//    {
//      insertElementAt(node, 0);
//    }
//
//    return foundit;
//  }
/**
   * Add the node into a vector of nodes where it should occur in
   * document order.
   * @param node The node to be added.
   * @param test true if we should test for doc order
   * @param support The XPath runtime context.
   * @return insertIndex.
   * @throws RuntimeException thrown if this NodeSetDTM is not of 
   * a mutable type.
   */
public int addNodeInDocOrder(int node, boolean test, XPathContext support) {
    if (!m_mutable)
        //"This NodeSetDTM is not mutable!");
        throw new RuntimeException(XSLMessages.createXPATHMessage(XPATHErrorResources.ER_NODESETDTM_NOT_MUTABLE, null));
    int insertIndex = -1;
    if (test) {
        // This needs to do a binary search, but a binary search 
        // is somewhat tough because the sequence test involves 
        // two nodes.
        int size = size(), i;
        for (i = size - 1; i >= 0; i--) {
            int child = elementAt(i);
            if (child == node) {
                // Duplicate, suppress insert
                i = -2;
                break;
            }
            DTM dtm = support.getDTM(node);
            if (!dtm.isNodeAfter(node, child)) {
                break;
            }
        }
        if (i != -2) {
            insertIndex = i + 1;
            insertElementAt(node, insertIndex);
        }
    } else {
        insertIndex = this.size();
        boolean foundit = false;
        for (int i = 0; i < insertIndex; i++) {
            if (i == node) {
                foundit = true;
                break;
            }
        }
        if (!foundit)
            addElement(node);
    }
    // checkDups();
    return insertIndex;
}

Example 37 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 38 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 39 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 40 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;
}