mondrian.calc.impl
Class AbstractStringCalc

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

All Implemented Interfaces:

Calc, StringCalc

public abstract class AbstractStringCalc
extends AbstractCalc
implements StringCalc

Abstract implementation of the StringCalc interface.

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

Since:

Sep 26, 2005

Version:

$Id: //open/mondrian/src/main/mondrian/calc/impl/AbstractStringCalc.java#4 $

Author:

jhyde

Field Summary

Fields inherited from class mondrian.calc.impl.AbstractCalc

exp, type

Constructor Summary

protected

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

Method Summary

java.lang.Object

evaluate(Evaluator evaluator) Evaluates this expression.

Methods inherited from class mondrian.calc.impl.AbstractCalc

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

Methods inherited from class java.lang.Object

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

Methods inherited from interface mondrian.calc.StringCalc

evaluateString

Methods inherited from interface mondrian.calc.Calc

accept, dependsOn, getResultStyle, getType

Constructor Detail

AbstractStringCalc

protected AbstractStringCalc(Exp exp,
                             Calc[] calcs)

Creates an AbstractStringCalc.

Parameters:

exp - Source expression

calcs - Child compiled expressions

Method Detail

evaluate

public java.lang.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