Package oracle.javatools.util.deferred

Interface Summary

DerivedCache.Derive<Source,Target>	Derive the source from the target
DerivedCache.Expire<Source,Target>	Given the before and after source do we need to expire the object.
THC.DeriveValue<T>	Allow the client to provide a derrived value

Class Summary

DerivedCache<Key,Source,Target>	This class looks to deal with the fairly common case where you have an operation that expensively created a value that you need to conserve until such time as it expires.
THC	An implementation of a typesafe heterogenous container, taken from effective java.
Thunk<T>	Allow the client to provide a unit of delayed computation.
WeakThunk<T>	A version of Thunk that only stores the result weakly so that it is possible to have the value recalculated.

Exception Summary

Thunk.ThunkException

A unchecked excpetions that thunks can use to communicate with the outside world.