cz.vutbr.web.csskit

Class CalcArgs.DoubleEvaluator

java.lang.Object

cz.vutbr.web.csskit.CalcArgs.DoubleEvaluator

All Implemented Interfaces:

CalcArgs.Evaluator<Double>

Enclosing class:

CalcArgs

public abstract static class CalcArgs.DoubleEvaluator
extends Object
implements CalcArgs.Evaluator<Double>

An abstract pre-defined evaluator that produces a double value from the expression. Implementations must provide the resolveValue() method that evaluates an atomic value.

Author:

burgetr

Constructor Summary

Constructors

Constructor and Description
DoubleEvaluator()

Method Summary

Modifier and Type	Method and Description
Double	evaluateArgument(TermFloatValue val)
Double	evaluateOperator(Double val1, Double val2, TermOperator op)
Double	evaluateOperator(Double val, TermOperator op)
abstract double	resolveValue(TermFloatValue val) Evaluates an atomic value.

Methods inherited from class java.lang.Object

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

Constructor Detail

DoubleEvaluator

public DoubleEvaluator()

Method Detail

evaluateArgument

public Double evaluateArgument(TermFloatValue val)

Specified by:

evaluateArgument in interface CalcArgs.Evaluator<Double>

evaluateOperator

public Double evaluateOperator(Double val1,
                               Double val2,
                               TermOperator op)

Specified by:

evaluateOperator in interface CalcArgs.Evaluator<Double>

evaluateOperator

public Double evaluateOperator(Double val,
                               TermOperator op)

Specified by:

evaluateOperator in interface CalcArgs.Evaluator<Double>

resolveValue

public abstract double resolveValue(TermFloatValue val)

Evaluates an atomic value.

Parameters:

val - the input value specification

Returns:

the evaluated value