public interface XPathNSResolver
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.
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Method Summary
Modifier and TypeMethodDescriptionlookupNamespaceURI(String prefix) Look up the namespace URI associated to the given namespace prefix.
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Method Details
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lookupNamespaceURI
Look up the namespace URI associated to the given namespace prefix. The XPath evaluator must never call this with anullor empty argument, because the result of doing this is undefined.- Parameters:
prefix- The prefix to look for.- Returns:
- Returns the associated namespace URI or
nullif none is found.
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