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java.lang.Objectcom.espertech.esper.epl.core.ResultSetProcessorRowPerGroupRollup
com.espertech.esper.epl.core.ResultSetProcessorRowPerGroupRollupUnbound
public class ResultSetProcessorRowPerGroupRollupUnbound
Field Summary |
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Fields inherited from class com.espertech.esper.epl.core.ResultSetProcessorRowPerGroupRollup |
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agentInstanceContext, aggregationService, eventPerGroupBuf, orderByProcessor, prototype |
Constructor Summary | |
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ResultSetProcessorRowPerGroupRollupUnbound(ResultSetProcessorRowPerGroupRollupFactory prototype,
OrderByProcessor orderByProcessor,
AggregationService aggregationService,
AgentInstanceContext agentInstanceContext)
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Method Summary | |
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java.util.Iterator<EventBean> |
getIterator(Viewable parent)
Returns the iterator implementing the group-by and aggregation and order-by logic specific to each case of use of these construct. |
UniformPair<EventBean[]> |
processViewResult(EventBean[] newData,
EventBean[] oldData,
boolean isSynthesize)
For use by views posting their result, process the event rows that are entered and removed (new and old events). |
Methods inherited from class com.espertech.esper.epl.core.ResultSetProcessorRowPerGroupRollup |
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clear, generateGroupKey, generateGroupKeysView, generateOutputEventsView, getIterator, getResultEventType, hasAggregation, processJoinResult, processOutputLimitedJoin, processOutputLimitedView, removed, setAgentInstanceContext |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public ResultSetProcessorRowPerGroupRollupUnbound(ResultSetProcessorRowPerGroupRollupFactory prototype, OrderByProcessor orderByProcessor, AggregationService aggregationService, AgentInstanceContext agentInstanceContext)
Method Detail |
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public UniformPair<EventBean[]> processViewResult(EventBean[] newData, EventBean[] oldData, boolean isSynthesize)
ResultSetProcessor
processViewResult
in interface ResultSetProcessor
processViewResult
in class ResultSetProcessorRowPerGroupRollup
newData
- - new events posted by viewoldData
- - old events posted by viewisSynthesize
- - set to true to indicate that synthetic events are required for an iterator result set
public java.util.Iterator<EventBean> getIterator(Viewable parent)
ResultSetProcessor
getIterator
in interface ResultSetProcessor
getIterator
in class ResultSetProcessorRowPerGroupRollup
parent
- is the parent view iterator
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