Package com.espertech.esper.pattern.guard

Pattern guards that can define the lifetime of a pattern

See: Description

Interface Summary

Interface	Description
EventGuardVisitor
Guard	Guard instances inspect a matched events and makes a determination on whether to let it pass or not.
GuardFactory	Interface for a factory for Guard instances.
Quitable	Receiver for quit events for use by guards.

Class Summary

Class	Description
ExpressionGuard	Guard implementation that keeps a timer instance and quits when the timer expired, and also keeps a count of the number of matches so far, checking both count and timer, letting all MatchedEventMap instances pass until then.
ExpressionGuardFactory	Factory for TimerWithinGuard instances.
GuardFactorySupport	Abstract class for applications to extend to implement pattern guard objects.
GuardSupport	Abstract class for applications to extend to implement a pattern guard.
TimerWithinGuard	Guard implementation that keeps a timer instance and quits when the timer expired, letting all MatchedEventMap instances pass until then.
TimerWithinGuardFactory	Factory for TimerWithinGuard instances.
TimerWithinOrMaxCountGuard	Guard implementation that keeps a timer instance and quits when the timer expired, and also keeps a count of the number of matches so far, checking both count and timer, letting all MatchedEventMap instances pass until then.
TimerWithinOrMaxCountGuardFactory

Enum Summary

Enum	Description
GuardEnum	Enum for all build-in guards.

Exception Summary

Exception	Description
GuardParameterException	Thrown to indicate a validation error in guard parameterization.

Package com.espertech.esper.pattern.guard Description

Pattern guards that can define the lifetime of a pattern