Package org.dashbuilder.dataset.engine.function

Class AbstractFunction

java.lang.Object

org.dashbuilder.dataset.engine.function.AbstractFunction

All Implemented Interfaces:

org.dashbuilder.dataset.group.AggregateFunction

Direct Known Subclasses:

CountFunction, DistinctFunction, MaxFunction, MinFunction, SumFunction

public abstract class AbstractFunction
extends Object
implements org.dashbuilder.dataset.group.AggregateFunction

Base class for the implementation of aggregate functions.

Field Summary

Fields

Modifier and Type	Field	Description
protected int	precission

Constructor Summary

Constructors

Constructor	Description
AbstractFunction()

Method Summary

Modifier and Type	Method	Description
Number	round(Number value, int precission)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.dashbuilder.dataset.group.AggregateFunction

aggregate, aggregate, getType

Field Detail

precission

protected int precission

Constructor Detail

AbstractFunction

public AbstractFunction()

Method Detail

round

public Number round(Number value,
                    int precission)