org.wso2.siddhi.extension.math

Class PercentileFunctionExtension

java.lang.Object

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

org.wso2.siddhi.extension.math.PercentileFunctionExtension

All Implemented Interfaces:

org.wso2.siddhi.core.util.extension.holder.EternalReferencedHolder, org.wso2.siddhi.core.util.snapshot.Snapshotable

public class PercentileFunctionExtension
extends org.wso2.siddhi.core.query.selector.attribute.aggregator.AttributeAggregator

AttributeAggregator which implements the following function. percentile(value, p) Returns an estimate for the pth percentile of the stored values. Accept Type(s): value: FLOAT,INT,LONG,DOUBLE / p: DOUBLE Return Type: DOUBLE

Field Summary

Fields inherited from class org.wso2.siddhi.core.query.selector.attribute.aggregator.AttributeAggregator

attributeExpressionExecutors, elementId, executionPlanContext

Constructor Summary

Constructors

Constructor and Description
PercentileFunctionExtension()

Method Summary

Modifier and Type	Method and Description
Object[]	currentState()
org.wso2.siddhi.query.api.definition.Attribute.Type	getReturnType()
protected void	init(org.wso2.siddhi.core.executor.ExpressionExecutor[] attributeExpressionExecutors, org.wso2.siddhi.core.config.ExecutionPlanContext executionPlanContext)
Object	processAdd(Object data)
Object	processAdd(Object[] data)
Object	processRemove(Object data)
Object	processRemove(Object[] data)
Object	reset()
void	restoreState(Object[] state)
void	start()
void	stop()

Methods inherited from class org.wso2.siddhi.core.query.selector.attribute.aggregator.AttributeAggregator

cloneAggregator, getElementId, initAggregator, process

Methods inherited from class java.lang.Object

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

Constructor Detail

PercentileFunctionExtension

public PercentileFunctionExtension()

Method Detail

init

protected void init(org.wso2.siddhi.core.executor.ExpressionExecutor[] attributeExpressionExecutors,
                    org.wso2.siddhi.core.config.ExecutionPlanContext executionPlanContext)

Specified by:

init in class org.wso2.siddhi.core.query.selector.attribute.aggregator.AttributeAggregator

getReturnType

public org.wso2.siddhi.query.api.definition.Attribute.Type getReturnType()

Specified by:

getReturnType in class org.wso2.siddhi.core.query.selector.attribute.aggregator.AttributeAggregator

processAdd

public Object processAdd(Object data)

Specified by:

processAdd in class org.wso2.siddhi.core.query.selector.attribute.aggregator.AttributeAggregator

processAdd

public Object processAdd(Object[] data)

Specified by:

processAdd in class org.wso2.siddhi.core.query.selector.attribute.aggregator.AttributeAggregator

processRemove

public Object processRemove(Object data)

Specified by:

processRemove in class org.wso2.siddhi.core.query.selector.attribute.aggregator.AttributeAggregator

processRemove

public Object processRemove(Object[] data)

Specified by:

processRemove in class org.wso2.siddhi.core.query.selector.attribute.aggregator.AttributeAggregator

reset

public Object reset()

Specified by:

reset in class org.wso2.siddhi.core.query.selector.attribute.aggregator.AttributeAggregator

start

public void start()

stop

public void stop()

currentState

public Object[] currentState()

restoreState

public void restoreState(Object[] state)