com.espertech.esper.plugin
Class PlugInAggregationMultiFunctionStateContext

java.lang.Object
  com.espertech.esper.plugin.PlugInAggregationMultiFunctionStateContext

public class PlugInAggregationMultiFunctionStateContext
extends java.lang.Object

Context for use with PlugInAggregationMultiFunctionStateFactory provides contextual information at the time an aggregation state is allocated.

Constructor Summary

PlugInAggregationMultiFunctionStateContext(int agentInstanceId, java.lang.Object groupKey)
Ctor.

Method Summary

int	getAgentInstanceId() Returns the agent instance id.
java.lang.Object	getGroupKey() Returns the group key or null if no group-by criteria are defined

Methods inherited from class java.lang.Object

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

Constructor Detail

PlugInAggregationMultiFunctionStateContext

public PlugInAggregationMultiFunctionStateContext(int agentInstanceId,
                                                  java.lang.Object groupKey)

Ctor.

Parameters:

agentInstanceId - agent instance id

groupKey - group key, or null if there are no group-by criteria

Method Detail

getAgentInstanceId

public int getAgentInstanceId()

Returns the agent instance id.

Returns:

context partition id

getGroupKey

public java.lang.Object getGroupKey()

Returns the group key or null if no group-by criteria are defined

Returns:

group key