org.wso2.siddhi.core.event.state

Class StateEvent

java.lang.Object

org.wso2.siddhi.core.event.state.StateEvent

All Implemented Interfaces:

Serializable, ComplexEvent

Direct Known Subclasses:

FinderStateEvent

public class StateEvent
extends Object
implements ComplexEvent

Implementation of StateEvent to be used when executing join/pattern queries

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from interface org.wso2.siddhi.core.event.ComplexEvent

ComplexEvent.Type

Field Summary

Fields

Modifier and Type	Field and Description
protected StateEvent	next
protected Object[]	outputData
protected StreamEvent[]	streamEvents
protected long	timestamp
protected ComplexEvent.Type	type

Constructor Summary

Constructors

Constructor and Description
StateEvent(int streamEventsSize, int outputSize)

Method Summary

Modifier and Type	Method and Description
void	addEvent(int position, StreamEvent streamEvent)
Object	getAttribute(int[] position)
long	getId()
StateEvent	getNext()
Object[]	getOutputData()
StreamEvent	getStreamEvent(int position)
StreamEvent	getStreamEvent(int[] position)
StreamEvent[]	getStreamEvents()
long	getTimestamp()
ComplexEvent.Type	getType()
void	removeLastEvent(int position)
void	setAttribute(Object object, int[] position)
void	setEvent(int position, StreamEvent streamEvent)
void	setId(long id)
void	setNext(ComplexEvent stateEvent)
void	setOutputData(Object object, int index)
void	setTimestamp(long timestamp)
void	setType(ComplexEvent.Type type)
String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

streamEvents

protected StreamEvent[] streamEvents

next

protected StateEvent next

timestamp

protected long timestamp

type

protected ComplexEvent.Type type

outputData

protected Object[] outputData

Constructor Detail

StateEvent

public StateEvent(int streamEventsSize,
                  int outputSize)

Method Detail

getStreamEvent

public StreamEvent getStreamEvent(int position)

getStreamEvents

public StreamEvent[] getStreamEvents()

getNext

public StateEvent getNext()

Specified by:

getNext in interface ComplexEvent

setNext

public void setNext(ComplexEvent stateEvent)

Specified by:

setNext in interface ComplexEvent

setOutputData

public void setOutputData(Object object,
                          int index)

Specified by:

setOutputData in interface ComplexEvent

getAttribute

public Object getAttribute(int[] position)

Specified by:

getAttribute in interface ComplexEvent

Parameters:

position - int array of 3 or 4 elements int array of 3 : position[0]-which element of the streamEventSize array, position[1]-BeforeWindowData or OutputData or AfterWindowData, position[2]- which attribute int array of 4 : position[0]-which element of the streamEventSize array, position[1]-which event of the event chain, position[3]- BeforeWindowData or OutputData or AfterWindowData, position[4]- which attribute

Returns:

Attribute

setAttribute

public void setAttribute(Object object,
                         int[] position)

Specified by:

setAttribute in interface ComplexEvent

getStreamEvent

public StreamEvent getStreamEvent(int[] position)

getOutputData

public Object[] getOutputData()

Specified by:

getOutputData in interface ComplexEvent

getTimestamp

public long getTimestamp()

Specified by:

getTimestamp in interface ComplexEvent

setTimestamp

public void setTimestamp(long timestamp)

getType

public ComplexEvent.Type getType()

Specified by:

getType in interface ComplexEvent

setType

public void setType(ComplexEvent.Type type)

Specified by:

setType in interface ComplexEvent

setEvent

public void setEvent(int position,
                     StreamEvent streamEvent)

addEvent

public void addEvent(int position,
                     StreamEvent streamEvent)

removeLastEvent

public void removeLastEvent(int position)

toString

public String toString()

Overrides:

toString in class Object

getId

public long getId()

setId

public void setId(long id)