A token representing the activation or contribution of some expression-based
element. This caches the evaluation result so that it is only re-computed as
necessary.
since: 3.2
Constructor Summary
protected
EvaluationResultCache(Expression expression) Constructs a new instance of EvaluationResultCache.
Parameters: expression - The expression that must evaluate to truebefore this handler is active.
Constructs a new instance of EvaluationResultCache.
Parameters: expression - The expression that must evaluate to truebefore this handler is active. This value may benull if it is always active. See Also:ISources