XPathFunction

XPathFunction

javax.xml.xpath

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Java 5.0

This interface defines the invocation API for user -defined XPath functions. Arguments are passed to the evaluate( ) method as a java.util.List and the return value should be an Object . evaluate( ) may throw an XPathFunctionException . See also XPathFunctionResolver .

 public interface  XPathFunction  {  // Public Instance Methods  Object  evaluate  (java.util.List  args  ) throws XPathFunctionException;   } 

Returned By

XPathFunctionResolver.resolveFunction( )