Java DTM.getDocument方法代码示例

import com.sun.org.apache.xml.internal.dtm.DTM; //导入方法依赖的package包/类
/**
 * Cast result object to a result tree fragment.
 *
 * @param support XPath context to use for the conversion
 *
 * @return the objec as a result tree fragment.
 */
public int rtf(XPathContext support)
{

  int result = rtf();

  if (DTM.NULL == result)
  {
    DTM frag = support.createDocumentFragment();

    // %OPT%
    frag.appendTextChild(str());

    result = frag.getDocument();
  }

  return result;
}
 

import com.sun.org.apache.xml.internal.dtm.DTM; //导入方法依赖的package包/类
/**
 * Try to create a DOM source tree from the input source.
 *
 * @param source The Source object that identifies the source node.
 * @param locator The location of the caller, for diagnostic purposes.
 *
 * @return non-null reference to node identified by the source argument.
 *
 * @throws TransformerException if the source argument can not be resolved
 *         to a source node.
 */
public int parseToNode(Source source, SourceLocator locator, XPathContext xctxt)
        throws TransformerException
{

  try
  {
    Object xowner = xctxt.getOwnerObject();
    DTM dtm;
    if(null != xowner && xowner instanceof com.sun.org.apache.xml.internal.dtm.DTMWSFilter)
    {
      dtm = xctxt.getDTM(source, false,
                        (com.sun.org.apache.xml.internal.dtm.DTMWSFilter)xowner, false, true);
    }
    else
    {
      dtm = xctxt.getDTM(source, false, null, false, true);
    }
    return dtm.getDocument();
  }
  catch (Exception e)
  {
    //e.printStackTrace();
    throw new TransformerException(e.getMessage(), locator, e);
  }

}
 

import com.sun.org.apache.xml.internal.dtm.DTM; //导入方法依赖的package包/类
/**
 * 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
{

  String name = m_arg0.execute(xctxt).str();
  int context = xctxt.getCurrentNode();
  DTM dtm = xctxt.getDTM(context);
  int doc = dtm.getDocument();

  String uri = dtm.getUnparsedEntityURI(name);

  return new XString(uri);
}
 

import com.sun.org.apache.xml.internal.dtm.DTM; //导入方法依赖的package包/类
/**
 * The here function returns a node-set containing the attribute or
 * processing instruction node or the parent element of the text node
 * that directly bears the XPath expression.  This expression results
 * in an error if the containing XPath expression does not appear in the
 * same XML document against which the XPath expression is being evaluated.
 *
 * @param xctxt
 * @return the xobject
 * @throws javax.xml.transform.TransformerException
 */
@Override
public XObject execute(XPathContext xctxt)
    throws javax.xml.transform.TransformerException {

    Node xpathOwnerNode = (Node) xctxt.getOwnerObject();

    if (xpathOwnerNode == null) {
        return null;
    }

    int xpathOwnerNodeDTM = xctxt.getDTMHandleFromNode(xpathOwnerNode);

    int currentNode = xctxt.getCurrentNode();
    DTM dtm = xctxt.getDTM(currentNode);
    int docContext = dtm.getDocument();

    if (DTM.NULL == docContext) {
        error(xctxt, XPATHErrorResources.ER_CONTEXT_HAS_NO_OWNERDOC, null);
    }

    {
        // check whether currentNode and the node containing the XPath expression
        // are in the same document
        Document currentDoc =
            XMLUtils.getOwnerDocument(dtm.getNode(currentNode));
        Document xpathOwnerDoc = XMLUtils.getOwnerDocument(xpathOwnerNode);

        if (currentDoc != xpathOwnerDoc) {
            throw new TransformerException(I18n.translate("xpath.funcHere.documentsDiffer"));
        }
    }

    XNodeSet nodes = new XNodeSet(xctxt.getDTMManager());
    NodeSetDTM nodeSet = nodes.mutableNodeset();

    {
        int hereNode = DTM.NULL;

        switch (dtm.getNodeType(xpathOwnerNodeDTM)) {

        case Node.ATTRIBUTE_NODE :
        case Node.PROCESSING_INSTRUCTION_NODE : {
            // returns a node-set containing the attribute /  processing instruction node
            hereNode = xpathOwnerNodeDTM;

            nodeSet.addNode(hereNode);

            break;
        }
        case Node.TEXT_NODE : {
            // returns a node-set containing the parent element of the
            // text node that directly bears the XPath expression
            hereNode = dtm.getParent(xpathOwnerNodeDTM);

            nodeSet.addNode(hereNode);

            break;
        }
        default :
            break;
        }
    }

    /** $todo$ Do I have to do this detach() call? */
    nodeSet.detach();

    return nodes;
}
 

import com.sun.org.apache.xml.internal.dtm.DTM; //导入方法依赖的package包/类
@Override
public XObject execute(XPathContext xctxt) throws TransformerException {
    Node xpathOwnerNode = (Node)xctxt.getOwnerObject();
    if (xpathOwnerNode == null) {
        return null;
    }

    int xpathOwnerNodeDTM = xctxt.getDTMHandleFromNode(xpathOwnerNode);
    int currentNode = xctxt.getCurrentNode();
    DTM dtm = xctxt.getDTM(currentNode);
    int docContext = dtm.getDocument();

    if (docContext == DTM.NULL) {
        error(xctxt, XPATHErrorResources.ER_CONTEXT_HAS_NO_OWNERDOC, null);
    }

    // check whether currentNode and the node containing the XPath
    // expression are in the same document
    Document currentDoc = getOwnerDocument(dtm.getNode(currentNode));
    Document xpathOwnerDoc = getOwnerDocument(xpathOwnerNode);

    if (currentDoc != xpathOwnerDoc) {
        throw new TransformerException("Owner documents differ");
    }

    XNodeSet nodes = new XNodeSet(xctxt.getDTMManager());
    NodeSetDTM nodeSet = nodes.mutableNodeset();

    int hereNode = DTM.NULL;

    switch (dtm.getNodeType(xpathOwnerNodeDTM)) {

        case Node.ATTRIBUTE_NODE:
        case Node.PROCESSING_INSTRUCTION_NODE: {
            // returns a node-set containing the attribute /  processing
            // instruction node
            hereNode = xpathOwnerNodeDTM;
            nodeSet.addNode(hereNode);
            break;
        }
        case Node.TEXT_NODE : {
            // returns a node-set containing the parent element of the
            // text node that directly bears the XPath expression
            hereNode = dtm.getParent(xpathOwnerNodeDTM);
            nodeSet.addNode(hereNode);
            break;
        }
        default :
            break;
    }

    /** $todo$ Do I have to do this detach() call? */
    nodeSet.detach();

    return nodes;
}
 

import com.sun.org.apache.xml.internal.dtm.DTM; //导入方法依赖的package包/类
/**
 * Cast result object to a result tree fragment.
 *
 * @param support Xpath context to use for the conversion
 *
 * @return A document fragment with this string as a child node
 */
public int rtf(XPathContext support)
{

  DTM frag = support.createDocumentFragment();

  frag.appendTextChild(str());

  return frag.getDocument();
}