Interface XQueryFunctionBinder

All Superinterfaces:
FunctionLibrary
All Known Implementing Classes:
FunctionLibraryList, ImportedFunctionLibrary, XQueryFunctionLibrary

public interface XQueryFunctionBinder extends FunctionLibrary
XQueryFunctionBinder is an extension of the FunctionLibrary interface used for function libraries that contain user-written XQuery functions. It provides a method that allows the XQueryFunction with a given name and arity to be located.
  • Method Details

    • getDeclaration

      XQueryFunction getDeclaration(StructuredQName functionName, int staticArgs)
      Get the function declaration corresponding to a given function name and arity
      Parameters:
      functionName - the name of the function as a QName
      staticArgs - the number of expressions supplied as arguments in the function call
      Returns:
      the XQueryFunction if there is one, or null if not.