org.wso2.siddhi.core.query.selector.attribute.aggregator.incremental

Class BaseIncrementalValueStore

java.lang.Object

org.wso2.siddhi.core.query.selector.attribute.aggregator.incremental.BaseIncrementalValueStore

public class BaseIncrementalValueStore
extends Object

Store for maintaining the base values related to incremental aggregation. (e.g. for average, the base incremental values would be sum and count. The timestamp too is stored here.

Constructor Summary

Constructors

Constructor and Description
BaseIncrementalValueStore(long timeStamp, List<ExpressionExecutor> expressionExecutors, StreamEventPool streamEventPool)

Method Summary

Modifier and Type	Method and Description
void	clearValues()
BaseIncrementalValueStore	cloneStore(String key, long timestamp)
StreamEvent	createStreamEvent()
List<ExpressionExecutor>	getExpressionExecutors()
long	getTimestamp()
Object[]	getValues()
boolean	isProcessed()
void	setProcessed(boolean isProcessed)
void	setTimestamp(long timestamp)
void	setValue(Object value, int position)

Methods inherited from class java.lang.Object

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

Constructor Detail

BaseIncrementalValueStore

public BaseIncrementalValueStore(long timeStamp,
                                 List<ExpressionExecutor> expressionExecutors,
                                 StreamEventPool streamEventPool)

Method Detail

clearValues

public void clearValues()

setTimestamp

public void setTimestamp(long timestamp)

setValue

public void setValue(Object value,
                     int position)

setProcessed

public void setProcessed(boolean isProcessed)

getTimestamp

public long getTimestamp()

getValues

public Object[] getValues()

getExpressionExecutors

public List<ExpressionExecutor> getExpressionExecutors()

isProcessed

public boolean isProcessed()

createStreamEvent

public StreamEvent createStreamEvent()

cloneStore

public BaseIncrementalValueStore cloneStore(String key,
                                            long timestamp)