class XPathNSResolver

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org::w3c::dom::xpath::XPathNSResolver Class Reference

#include <XPathNSResolver.h>

Inheritance diagram for org::w3c::dom::xpath::XPathNSResolver:

List of all members.

Detailed Description

The XPathNSResolver interface permit prefix strings in the expression to be properly bound to namespaceURI strings.

XPathEvaluator can construct an implementation of XPathNSResolver from a node, or the interface may be implemented by any application.

See also the Document acdk::lang::Object Model (DOM) Level 3 XPath Specification.

Public Member Functions

virtual RString lookupNamespaceURI (IN(RString) prefix)=0

Look up the namespace URI associated to the given namespace prefix.

Member Function Documentation

virtual RString org::w3c::dom::xpath::XPathNSResolver::lookupNamespaceURI ( IN(RString) prefix ) [pure virtual]

Look up the namespace URI associated to the given namespace prefix.
The XPath evaluator must never call this with a null or empty argument, because the result of doing this is undefined.
Parameters:

prefix The prefix to look for.

Returns:
Returns the associated namespace URI or null if none is found.

Implemented in acdk::xml::libxmldom::LibXMLXPathNSResolver.