org.wso2.extension.siddhi.execution.graph

Class MaximumCliqueStreamProcessor

java.lang.Object

io.siddhi.core.query.processor.stream.AbstractStreamProcessor<S>

io.siddhi.core.query.processor.stream.StreamProcessor<io.siddhi.core.util.snapshot.state.State>

org.wso2.extension.siddhi.execution.graph.MaximumCliqueStreamProcessor

All Implemented Interfaces:

io.siddhi.core.query.processor.Processor, io.siddhi.core.util.extension.holder.ExternalReferencedHolder

public class MaximumCliqueStreamProcessor
extends io.siddhi.core.query.processor.stream.StreamProcessor<io.siddhi.core.util.snapshot.state.State>

Operator which is related to find the maximum clique size of a graph.

Field Summary

Fields inherited from class io.siddhi.core.query.processor.stream.AbstractStreamProcessor

attributeExpressionExecutors, attributeExpressionLength, complexEventPopulater, inputDefinition, metaStreamEvent, nextProcessor, siddhiQueryContext, stateHolder, streamEventClonerHolder

Constructor Summary

Constructors

Constructor and Description
MaximumCliqueStreamProcessor()

Method Summary

Modifier and Type	Method and Description
io.siddhi.core.query.processor.ProcessingMode	getProcessingMode()
List<io.siddhi.query.api.definition.Attribute>	getReturnAttributes()
protected io.siddhi.core.util.snapshot.state.StateFactory<io.siddhi.core.util.snapshot.state.State>	init(io.siddhi.core.event.stream.MetaStreamEvent metaStreamEvent, io.siddhi.query.api.definition.AbstractDefinition abstractDefinition, io.siddhi.core.executor.ExpressionExecutor[] attributeExpressionExecutors, io.siddhi.core.util.config.ConfigReader configReader, io.siddhi.core.event.stream.holder.StreamEventClonerHolder streamEventClonerHolder, boolean outputExpectsExpiredEvents, boolean findToBeExecuted, io.siddhi.core.config.SiddhiQueryContext siddhiQueryContext)
protected void	process(io.siddhi.core.event.ComplexEventChunk<io.siddhi.core.event.stream.StreamEvent> streamEventChunk, io.siddhi.core.query.processor.Processor processor, io.siddhi.core.event.stream.StreamEventCloner streamEventCloner, io.siddhi.core.event.stream.populater.ComplexEventPopulater complexEventPopulater, io.siddhi.core.util.snapshot.state.State state)
void	start() This will be called only once and this can be used to acquire required resources for the processing element.
void	stop() This will be called only once and this can be used to release the acquired resources for processing.

Methods inherited from class io.siddhi.core.query.processor.stream.StreamProcessor

processEventChunk

Methods inherited from class io.siddhi.core.query.processor.stream.AbstractStreamProcessor

constructStreamEventPopulater, getNextProcessor, initProcessor, process, setNextProcessor, setStreamEventCloner, setToLast

Methods inherited from class java.lang.Object

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

Constructor Detail

MaximumCliqueStreamProcessor

public MaximumCliqueStreamProcessor()

Method Detail

init

protected io.siddhi.core.util.snapshot.state.StateFactory<io.siddhi.core.util.snapshot.state.State> init(io.siddhi.core.event.stream.MetaStreamEvent metaStreamEvent,
                                                                                                         io.siddhi.query.api.definition.AbstractDefinition abstractDefinition,
                                                                                                         io.siddhi.core.executor.ExpressionExecutor[] attributeExpressionExecutors,
                                                                                                         io.siddhi.core.util.config.ConfigReader configReader,
                                                                                                         io.siddhi.core.event.stream.holder.StreamEventClonerHolder streamEventClonerHolder,
                                                                                                         boolean outputExpectsExpiredEvents,
                                                                                                         boolean findToBeExecuted,
                                                                                                         io.siddhi.core.config.SiddhiQueryContext siddhiQueryContext)

Specified by:

init in class io.siddhi.core.query.processor.stream.AbstractStreamProcessor<io.siddhi.core.util.snapshot.state.State>

process

protected void process(io.siddhi.core.event.ComplexEventChunk<io.siddhi.core.event.stream.StreamEvent> streamEventChunk,
                       io.siddhi.core.query.processor.Processor processor,
                       io.siddhi.core.event.stream.StreamEventCloner streamEventCloner,
                       io.siddhi.core.event.stream.populater.ComplexEventPopulater complexEventPopulater,
                       io.siddhi.core.util.snapshot.state.State state)

Specified by:

process in class io.siddhi.core.query.processor.stream.StreamProcessor<io.siddhi.core.util.snapshot.state.State>

start

public void start()

This will be called only once and this can be used to acquire required resources for the processing element. This will be called after initializing the system and before starting to process the events.

stop

public void stop()

This will be called only once and this can be used to release the acquired resources for processing. This will be called before shutting down the system.

getReturnAttributes

public List<io.siddhi.query.api.definition.Attribute> getReturnAttributes()

Specified by:

getReturnAttributes in class io.siddhi.core.query.processor.stream.AbstractStreamProcessor<io.siddhi.core.util.snapshot.state.State>

getProcessingMode

public io.siddhi.core.query.processor.ProcessingMode getProcessingMode()

Specified by:

getProcessingMode in class io.siddhi.core.query.processor.stream.AbstractStreamProcessor<io.siddhi.core.util.snapshot.state.State>