Package org.drools.core.base.accumulators

Class SumAccumulateFunction

java.lang.Object

org.drools.core.base.accumulators.AbstractAccumulateFunction<SumAccumulateFunction.SumData>

org.drools.core.base.accumulators.SumAccumulateFunction

All Implemented Interfaces:

Externalizable, Serializable, AccumulateFunction<SumAccumulateFunction.SumData>

public class SumAccumulateFunction
extends AbstractAccumulateFunction<SumAccumulateFunction.SumData>

An implementation of an accumulator capable of calculating sum of values

See Also:

• Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
protected static class	SumAccumulateFunction.SumData

Constructor Summary

Constructors

Constructor	Description
SumAccumulateFunction()

Method Summary

Modifier and Type	Method	Description
void	accumulate(SumAccumulateFunction.SumData data, Object value)
SumAccumulateFunction.SumData	createContext()
Object	getResult(SumAccumulateFunction.SumData data)
Class<?>	getResultType()
void	init(SumAccumulateFunction.SumData data)
void	readExternal(ObjectInput in)
void	reverse(SumAccumulateFunction.SumData data, Object value)
boolean	supportsReverse()
void	writeExternal(ObjectOutput out)

Methods inherited from class org.drools.core.base.accumulators.AbstractAccumulateFunction

equals, hashCode

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.kie.api.runtime.rule.AccumulateFunction

accumulateValue, initContext, tryReverse

Constructor Details

SumAccumulateFunction

public SumAccumulateFunction()

Method Details

readExternal

public void readExternal(ObjectInput in)
                  throws IOException,
ClassNotFoundException

Throws:

IOException

ClassNotFoundException

writeExternal

public void writeExternal(ObjectOutput out)
                   throws IOException

Throws:

IOException

createContext

public SumAccumulateFunction.SumData createContext()

init

public void init(SumAccumulateFunction.SumData data)

accumulate

public void accumulate(SumAccumulateFunction.SumData data,
 Object value)

reverse

public void reverse(SumAccumulateFunction.SumData data,
 Object value)

getResult

public Object getResult(SumAccumulateFunction.SumData data)

supportsReverse

public boolean supportsReverse()

getResultType

public Class<?> getResultType()