de.grogra.xl.lang

Interface DoubleAggregateState

All Superinterfaces:

AggregateState

All Known Implementing Classes:

AggregateStateImpl

public interface DoubleAggregateState
extends AggregateState

DoubleAggregateState is the subinterface of AggregateState that is used for aggregate methods with return value of type double. Its precise usage is specified by the XL programming language.

Author:

Ole Kniemeyer

Method Summary

Methods

Modifier and Type	Method and Description
double	getDoubleResult() Returns the result of the aggregation.

Methods inherited from interface de.grogra.xl.lang.AggregateState

isFinished

Method Detail

getDoubleResult

double getDoubleResult()

Returns the result of the aggregation. This is only valid after the aggregate method has been invoked for a last time with its finished argument set to true.

Returns:

aggregated value