Package org.openanzo.glitter.expression

Interface Summary

Function	The base interface representing all SPARQL functions.
FunctionOnTerms	Interface for Functions that return false for Function.operatesOnValues().
FunctionOnValues	Interface for Functions that return true for Function.operatesOnValues().
FunctionOnValuesAndErrors	Similar to FunctionOnValues, except that each argument may be a type error.

Class Summary

BinaryFunction	BinaryFunction is a base class for SPARQL functions that take two arguments.
FunctionBase	Base class for SPARQL functions.
FunctionRegistry	A singleton class that maintains a mapping from function URIs to Functions
PolymorphicFunction	Base class for functions that have different behavior (corresponding to different Functions) depending on the arguments given.
UnaryFunction	Base class for SPARQL functions that take a single argument.