Class AbstractUnaryArithmeticOperator

java.lang.Object

org.projog.core.math.AbstractArithmeticOperator

org.projog.core.math.AbstractUnaryArithmeticOperator

All Implemented Interfaces:

KnowledgeBaseConsumer, ArithmeticOperator, PreprocessableArithmeticOperator

Direct Known Subclasses:

Abs, Minus

public abstract class AbstractUnaryArithmeticOperator
extends AbstractArithmeticOperator

A template for ArithmeticOperators that accept exactly one argument.

Constructor Summary

Constructors

Constructor	Description
AbstractUnaryArithmeticOperator()

Method Summary

Modifier and Type	Method	Description
final Numeric	calculate(Numeric n)
protected abstract double	calculateDouble(double n)	Returns the result of evaluating an arithmetic expression using the specified argument
protected abstract long	calculateLong(long n)	Returns the result of evaluating an arithmetic expression using the specified argument

Methods inherited from class AbstractArithmeticOperator

calculate, calculate, isPure, preprocess, setKnowledgeBase

Methods inherited from class Object

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

Constructor Details

AbstractUnaryArithmeticOperator

public AbstractUnaryArithmeticOperator()

Method Details

calculate

public final Numeric calculate(Numeric n)

Overrides:

calculate in class AbstractArithmeticOperator

calculateDouble

protected abstract double calculateDouble(double n)

Returns the result of evaluating an arithmetic expression using the specified argument

calculateLong

protected abstract long calculateLong(long n)

Returns the result of evaluating an arithmetic expression using the specified argument