org.wso2.siddhi.core.aggregation

Class IncrementalAggregationProcessor

java.lang.Object

org.wso2.siddhi.core.aggregation.IncrementalAggregationProcessor

All Implemented Interfaces:

Processor

public class IncrementalAggregationProcessor
extends Object
implements Processor

Incremental Aggregation Processor to consume events to Incremental Aggregators.

Constructor Summary

Constructors

Constructor and Description
IncrementalAggregationProcessor(AggregationRuntime aggregationRuntime, List<ExpressionExecutor> incomingExpressionExecutors, MetaStreamEvent processedMetaStreamEvent, LatencyTracker latencyTrackerInsert, ThroughputTracker throughputTrackerInsert, SiddhiAppContext siddhiAppContext)

Method Summary

Modifier and Type	Method and Description
Processor	cloneProcessor(String key) Clone a copy of processor
Processor	getNextProcessor() Get next processor element in the processor chain.
void	process(ComplexEventChunk complexEventChunk) Process the handed StreamEvent
void	setNextProcessor(Processor processor) Set next processor element in processor chain
void	setToLast(Processor processor) Set as the last element of the processor chain

Methods inherited from class java.lang.Object

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

Constructor Detail

IncrementalAggregationProcessor

public IncrementalAggregationProcessor(AggregationRuntime aggregationRuntime,
                                       List<ExpressionExecutor> incomingExpressionExecutors,
                                       MetaStreamEvent processedMetaStreamEvent,
                                       LatencyTracker latencyTrackerInsert,
                                       ThroughputTracker throughputTrackerInsert,
                                       SiddhiAppContext siddhiAppContext)

Method Detail

process

public void process(ComplexEventChunk complexEventChunk)

Description copied from interface: Processor

Process the handed StreamEvent

Specified by:

process in interface Processor

Parameters:

complexEventChunk - event chunk to be processed

getNextProcessor

public Processor getNextProcessor()

Description copied from interface: Processor

Get next processor element in the processor chain. Processed event should be sent to next processor

Specified by:

getNextProcessor in interface Processor

Returns:

next processor

setNextProcessor

public void setNextProcessor(Processor processor)

Description copied from interface: Processor

Set next processor element in processor chain

Specified by:

setNextProcessor in interface Processor

Parameters:

processor - Processor to be set as next element of processor chain

setToLast

public void setToLast(Processor processor)

Description copied from interface: Processor

Set as the last element of the processor chain

Specified by:

setToLast in interface Processor

Parameters:

processor - Last processor in the chain

cloneProcessor

public Processor cloneProcessor(String key)

Description copied from interface: Processor

Clone a copy of processor

Specified by:

cloneProcessor in interface Processor

Parameters:

key - partition key

Returns:

cloned processor