RE: XPath against a Document

["Timm, Sean" <STimm at MAILGO dot com>]

    /**
     * This method searches for a specific set of nodes based on the XPath
     * statement passed into it.
     * 
     * @param baseNode Base node to process XPath statement against
     * @param sPath XPath statement to execute against baseNode
     * @return NodeList NodeList populated by nodes that match XPath
expression
     */
    public static final NodeList getNodesByXPath(Node baseNode, String
sPath)
        throws Exception
    {
        String parserLiaisonClassName = Constants.LIAISON_CLASS;
        Class parserLiaisonClass = Class.forName(parserLiaisonClassName);
        Constructor parserLiaisonCtor =
parserLiaisonClass.getConstructor(null);
        XMLParserLiaison parserLiaison
        = (XMLParserLiaison)parserLiaisonCtor.newInstance(null);     

        // Create a XPath parser.
        XPathProcessorImpl parser = new XPathProcessorImpl();
              
        // Create the XPath object.
        XPath xpath = new XPath();
              
        // Parse the xpath
        parser.initXPath(xpath, sPath, null);
        XObject xobj = xpath.execute(parserLiaison, baseNode, null);

        return xobj.nodeset();
    }

- Sean T.

-----Original Message-----
From: Ben Bertola [mailto:bbertola@promedix.com]
Sent: Tuesday, February 15, 2000 3:49 PM
To: xsl-list@mulberrytech.com
Subject: Re: XPath against a Document


I have this same question, this would be great to know if it's possible.
Thanks,
Ben


Paul Levin wrote:

> Using Xerces and Xalan;
>     given a Document (i.e. DocumentImpl) and given a String containing
> an XPath expression, I would like to apply the expression against the
> document to obtain the NodeList that matchs the expression.  Is this
> possible ?


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