com.klg.jclass.higrid
Class AggregateSum

java.lang.Object
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  +--com.klg.jclass.higrid.BaseAggregate
        |
        +--com.klg.jclass.higrid.AggregateSum

All Implemented Interfaces:

Aggregate, Serializable

public class AggregateSum

extends BaseAggregate

Implements the AggregateSum type.

See Also:

Serialized Form

Field Summary

Fields inherited from class com.klg.jclass.higrid.BaseAggregate

bigDecimal, column, doubleValue, longValue, metaID

Constructor Summary

AggregateSum(com.klg.jclass.higrid.SummaryColumn column)
Creates an Aggregate that is the sum of the elements in a column.

Method Summary

void	calculate(com.klg.jclass.higrid.RowNode rowNode) Perform the aggregation.

Methods inherited from class com.klg.jclass.higrid.BaseAggregate

addValue, cacheResultData, divideValue, done, getDoubleValue, getLongValue, getResultData, getRowNodeResultData, init, isSameMetaID, nextLevel, setValue

Methods inherited from class java.lang.Object

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

Constructor Detail

AggregateSum

public AggregateSum(com.klg.jclass.higrid.SummaryColumn column)

Creates an Aggregate that is the sum of the elements in a column.

Method Detail

calculate

public void calculate(com.klg.jclass.higrid.RowNode rowNode)

Perform the aggregation.

Specified by:

calculate in interface Aggregate

Specified by:

calculate in class BaseAggregate

Parameters:

rowNode - The row node.