mondrian.calc.impl
Class AbstractStringCalc

java.lang.Object
  extended by mondrian.calc.impl.AbstractCalc
      extended by 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

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