mondrian.calc.impl
Class AbstractDateTimeCalc

java.lang.Object
  mondrian.calc.impl.AbstractCalc
      mondrian.calc.impl.AbstractDateTimeCalc

All Implemented Interfaces:

Calc, DateTimeCalc

public abstract class AbstractDateTimeCalc
extends AbstractCalc
implements DateTimeCalc

Abstract implementation of the DateTimeCalc interface.

The derived class must implement the DateTimeCalc.evaluateDateTime(mondrian.olap.Evaluator) method, and the evaluate(mondrian.olap.Evaluator) method will call it.

Since:

Sep 26, 2005

Author:

jhyde

Field Summary

Fields inherited from class mondrian.calc.impl.AbstractCalc

exp, type

Constructor Summary

protected

AbstractDateTimeCalc(Exp exp, Calc[] calcs) Creates an AbstractDateTimeCalc.

Method Summary

Object

evaluate(Evaluator evaluator) Evaluates this expression.

Methods inherited from class mondrian.calc.impl.AbstractCalc

accept, anyDepends, anyDependsButFirst, butDepends, collectArguments, dependsOn, getArguments, getCalcs, getName, getResultStyle, getType, isWrapperFor, simplifyEvaluator, unwrap

Methods inherited from class java.lang.Object

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

Methods inherited from interface mondrian.calc.DateTimeCalc

evaluateDateTime

Methods inherited from interface mondrian.calc.Calc

accept, dependsOn, getResultStyle, getType, isWrapperFor, unwrap

Constructor Detail

AbstractDateTimeCalc

protected AbstractDateTimeCalc(Exp exp,
                               Calc[] calcs)

Creates an AbstractDateTimeCalc.

Parameters:

exp - Source expression

calcs - Child compiled expressions

Method Detail

evaluate

public Object evaluate(Evaluator evaluator)

Description copied from interface: Calc

Evaluates this expression.

Specified by:

evaluate in interface Calc

Parameters:

evaluator - Provides dimensional context in which to evaluate this expression

Returns:

Result of expression evaluation