com.espertech.esper.epl.view
Class OutputConditionPolledCrontab

java.lang.Object
  com.espertech.esper.epl.view.OutputConditionPolledCrontab

All Implemented Interfaces:

OutputConditionPolled

public final class OutputConditionPolledCrontab
extends java.lang.Object
implements OutputConditionPolled

Output condition handling crontab-at schedule output.

Constructor Summary

OutputConditionPolledCrontab(java.util.List<ExprNode> scheduleSpecExpressionList, AgentInstanceContext agentInstanceContext)
Constructor.

Method Summary

boolean

updateOutputCondition(int newEventsCount, int oldEventsCount) Update the output condition.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

OutputConditionPolledCrontab

public OutputConditionPolledCrontab(java.util.List<ExprNode> scheduleSpecExpressionList,
                                    AgentInstanceContext agentInstanceContext)
                             throws ExprValidationException

Constructor.

Parameters:

agentInstanceContext - is the view context for time scheduling

scheduleSpecExpressionList - list of schedule parameters

Throws:

ExprValidationException - if the crontab expression failed to validate

Method Detail

updateOutputCondition

public final boolean updateOutputCondition(int newEventsCount,
                                           int oldEventsCount)

Description copied from interface: OutputConditionPolled

Update the output condition.

Specified by:

updateOutputCondition in interface OutputConditionPolled

Parameters:

newEventsCount - - number of new events incoming

oldEventsCount - - number of old events incoming