[This topic is pre-release documentation and is subject to change in future releases. Blank topics are included as placeholders.]

Interface for nodes in an expression evaluation state tree that are being informed by a child that the event expression fragments (subtrees) which the child represents has turned true (evaluateTrue method) or false (evaluateFalse).

Namespace: net.esper.pattern
Assembly:   NEsper (in NEsper.dll)

Syntax

Visual Basic (Declaration)
Public Interface Evaluator
C#
public interface Evaluator
Visual C++
public interface class Evaluator