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java.lang.Objectcom.espertech.esper.pattern.observer.TimerIntervalObserverFactory
public class TimerIntervalObserverFactory
Factory for making observer instances.
Field Summary | |
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protected long |
milliseconds
Number of milliseconds after which the interval should fire. |
Constructor Summary | |
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TimerIntervalObserverFactory()
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Method Summary | |
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EventObserver |
makeObserver(PatternContext context,
MatchedEventMap beginState,
ObserverEventEvaluator observerEventEvaluator,
Object stateNodeId,
Object observerState)
Make an observer instance. |
void |
setObserverParameters(List<Object> observerParameters)
Sets the observer object parameters. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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protected long milliseconds
Constructor Detail |
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public TimerIntervalObserverFactory()
Method Detail |
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public void setObserverParameters(List<Object> observerParameters) throws ObserverParameterException
ObserverFactory
setObserverParameters
in interface ObserverFactory
observerParameters
- is a list of parameters
ObserverParameterException
- thrown to indicate a parameter problempublic EventObserver makeObserver(PatternContext context, MatchedEventMap beginState, ObserverEventEvaluator observerEventEvaluator, Object stateNodeId, Object observerState)
ObserverFactory
makeObserver
in interface ObserverFactory
context
- - services that may be required by observer implementationbeginState
- - start state for observerobserverEventEvaluator
- - receiver for events observedstateNodeId
- - optional id for the associated pattern state nodeobserverState
- - state node for observer
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© 2007 EsperTech Inc. All rights reserved. Visit us at espertech.com |
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