com.espertech.esper.epl.table.strategy
Class ExprTableEvalStrategyGroupByPropBase

java.lang.Object
  com.espertech.esper.epl.table.strategy.ExprTableEvalStrategyGroupByBase
      com.espertech.esper.epl.table.strategy.ExprTableEvalStrategyGroupByPropBase

All Implemented Interfaces:

ExprTableAccessEvalStrategy

Direct Known Subclasses:

ExprTableEvalStrategyGroupByPropMulti, ExprTableEvalStrategyGroupByPropSingle

public abstract class ExprTableEvalStrategyGroupByPropBase
extends ExprTableEvalStrategyGroupByBase
implements ExprTableAccessEvalStrategy

Field Summary

Fields inherited from class com.espertech.esper.epl.table.strategy.ExprTableEvalStrategyGroupByBase

aggregationState

Constructor Summary

protected

ExprTableEvalStrategyGroupByPropBase(java.util.concurrent.locks.Lock lock, java.util.Map<java.lang.Object,ObjectArrayBackedEventBean> aggregationState, int propertyIndex, ExprEvaluatorEnumerationGivenEvent optionalEnumEval)

Method Summary

EventBean	evaluateGetEventBeanInternal(java.lang.Object groupKey, ExprEvaluatorContext context)
java.util.Collection<EventBean>	evaluateGetROCollectionEventsInternal(java.lang.Object groupKey, ExprEvaluatorContext context)
java.util.Collection	evaluateGetROCollectionScalarInternal(java.lang.Object groupKey, ExprEvaluatorContext context)
java.lang.Object	evaluateInternal(java.lang.Object groupKey, ExprEvaluatorContext context)
java.lang.Object[]	evaluateTypableSingle(EventBean[] eventsPerStream, boolean isNewData, ExprEvaluatorContext context)

Methods inherited from class com.espertech.esper.epl.table.strategy.ExprTableEvalStrategyGroupByBase

lockTableRead, lockTableReadAndGet

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.espertech.esper.epl.expression.table.ExprTableAccessEvalStrategy

evaluate, evaluateGetEventBean, evaluateGetROCollectionEvents, evaluateGetROCollectionScalar

Constructor Detail

ExprTableEvalStrategyGroupByPropBase

protected ExprTableEvalStrategyGroupByPropBase(java.util.concurrent.locks.Lock lock,
                                               java.util.Map<java.lang.Object,ObjectArrayBackedEventBean> aggregationState,
                                               int propertyIndex,
                                               ExprEvaluatorEnumerationGivenEvent optionalEnumEval)

Method Detail

evaluateInternal

public java.lang.Object evaluateInternal(java.lang.Object groupKey,
                                         ExprEvaluatorContext context)

evaluateGetROCollectionEventsInternal

public java.util.Collection<EventBean> evaluateGetROCollectionEventsInternal(java.lang.Object groupKey,
                                                                             ExprEvaluatorContext context)

evaluateGetEventBeanInternal

public EventBean evaluateGetEventBeanInternal(java.lang.Object groupKey,
                                              ExprEvaluatorContext context)

evaluateGetROCollectionScalarInternal

public java.util.Collection evaluateGetROCollectionScalarInternal(java.lang.Object groupKey,
                                                                  ExprEvaluatorContext context)

evaluateTypableSingle

public java.lang.Object[] evaluateTypableSingle(EventBean[] eventsPerStream,
                                                boolean isNewData,
                                                ExprEvaluatorContext context)

Specified by:

evaluateTypableSingle in interface ExprTableAccessEvalStrategy