final PrefixResolver prefixResolver = new PrefixResolver(fNamespaceContext, contextItem);
org.apache.xpath.XPath xpath = new org.apache.xpath.XPath(expression, null,
prefixResolver, org.apache.xpath.XPath.SELECT, null, fFunctionContext.getFunctionTable());
// function resolver
final XPathContext[] contexts = {null};
final ExtensionsProvider extProvider = new ExtensionsProvider()
{
public boolean elementAvailable(String _ns, String _elemName)
throws TransformerException
{
return false;