com.espertech.esper.plugin

Class PlugInAggregationMultiFunctionStateContext

java.lang.Object

com.espertech.esper.plugin.PlugInAggregationMultiFunctionStateContext

public class PlugInAggregationMultiFunctionStateContext
extends Object

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

Constructor Summary

Constructors

Constructor and Description
PlugInAggregationMultiFunctionStateContext(int agentInstanceId, Object groupKey) Ctor.

Method Summary

Modifier and Type	Method and Description
int	getAgentInstanceId() Returns the agent instance id.
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,
                                                  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 Object getGroupKey()

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

Returns:

group key