XPathNSResolver Interface Reference

List of all members.

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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 Object Model (DOM) Level 3 XPath Specification.

Public Member Functions
String	lookupNamespaceURI (String prefix)
	Look up the namespace URI associated to the given namespace prefix.

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Member Function Documentation

String lookupNamespaceURI

(

String

prefix

)

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.