Interface XPathNSResolver


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.

Since:
1.4, DOM Level 3
  • Method Summary

    Modifier and Type
    Method
    Description
    Look up the namespace URI associated to the given namespace prefix.
  • Method Details

    • lookupNamespaceURI

      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.