io.siddhi.core.query.input.stream.join

Class JoinProcessor

java.lang.Object

io.siddhi.core.query.input.stream.join.JoinProcessor

All Implemented Interfaces:

Processor

public class JoinProcessor
extends Object
implements Processor

Created on 12/8/14.

Constructor Summary

Constructors

Constructor and Description
JoinProcessor(boolean leftJoinProcessor, boolean preJoinProcessor, boolean outerJoinProcessor, int matchingStreamIndex, String siddhiAppName, String queryName)

Method Summary

Modifier and Type	Method and Description
CompiledCondition	getCompiledCondition()
CompiledSelection	getCompiledSelection()
Processor	getNextProcessor() Get next processor element in the processor chain.
StateEvent	joinEventBuilder(StreamEvent leftStream, StreamEvent rightStream, ComplexEvent.Type type) Join the given two event streams.
void	process(ComplexEventChunk complexEventChunk) Process the handed StreamEvent.
void	process(List<ComplexEventChunk> complexEventChunks) Process the handed StreamEvent
void	setCompiledCondition(CompiledCondition compiledCondition)
void	setCompiledSelection(CompiledSelection compiledSelection)
void	setExpectedOutputAttributes(List<io.siddhi.query.api.definition.Attribute> expectedOutputAttributes)
void	setFindableProcessor(FindableProcessor findableProcessor)
void	setNextProcessor(Processor processor) Set next processor element in processor chain.
void	setStateEventFactory(StateEventFactory stateEventFactory)
void	setToLast(Processor processor) Set as the last element of the processor chain.
void	setTrigger(boolean trigger)

Methods inherited from class java.lang.Object

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

Constructor Detail

JoinProcessor

public JoinProcessor(boolean leftJoinProcessor,
                     boolean preJoinProcessor,
                     boolean outerJoinProcessor,
                     int matchingStreamIndex,
                     String siddhiAppName,
                     String queryName)

Method Detail

process

public void process(ComplexEventChunk complexEventChunk)

Process the handed StreamEvent.

Specified by:

process in interface Processor

Parameters:

complexEventChunk - event chunk to be processed

process

public void process(List<ComplexEventChunk> complexEventChunks)

Description copied from interface: Processor

Process the handed StreamEvent

Specified by:

process in interface Processor

Parameters:

complexEventChunks - event chunks to be processed

setExpectedOutputAttributes

public void setExpectedOutputAttributes(List<io.siddhi.query.api.definition.Attribute> expectedOutputAttributes)

getNextProcessor

public Processor getNextProcessor()

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)

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)

Set as the last element of the processor chain.

Specified by:

setToLast in interface Processor

Parameters:

processor - Last processor in the chain

setFindableProcessor

public void setFindableProcessor(FindableProcessor findableProcessor)

getCompiledCondition

public CompiledCondition getCompiledCondition()

setCompiledCondition

public void setCompiledCondition(CompiledCondition compiledCondition)

setTrigger

public void setTrigger(boolean trigger)

setStateEventFactory

public void setStateEventFactory(StateEventFactory stateEventFactory)

getCompiledSelection

public CompiledSelection getCompiledSelection()

setCompiledSelection

public void setCompiledSelection(CompiledSelection compiledSelection)

joinEventBuilder

public StateEvent joinEventBuilder(StreamEvent leftStream,
                                   StreamEvent rightStream,
                                   ComplexEvent.Type type)

Join the given two event streams.

Parameters:

leftStream - event left stream

rightStream - event right stream

type - complex event type

Returns:

StateEvent state event