Package openllet.core.rules.builtins

Class ComparisonTesters

java.lang.Object

openllet.core.rules.builtins.ComparisonTesters

public class ComparisonTesters
extends java.lang.Object

Title: Comparison Testers

Description: Implementations for each of the SWRL comparison tests.

Copyright: Copyright (c) 2007

Company: Clark & Parsia, LLC.

Author:

Ron Alford

Field Summary

Fields

Modifier and Type	Field	Description
static Tester	equal
static Tester	greaterThan
static Tester	greaterThanOrEqual
static Tester	lessThan
static Tester	lessThanOrEqual
static Tester	notEqual

Constructor Summary

Constructors

Constructor	Description
ComparisonTesters()

Method Summary

Modifier and Type	Method	Description
static Literal	expectedIfEquals(Literal expected, Literal result)

Methods inherited from class java.lang.Object

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

Field Detail

equal

public static final Tester equal

greaterThan

public static final Tester greaterThan

greaterThanOrEqual

public static final Tester greaterThanOrEqual

lessThan

public static final Tester lessThan

lessThanOrEqual

public static final Tester lessThanOrEqual

notEqual

public static final Tester notEqual

Constructor Detail

ComparisonTesters

public ComparisonTesters()

Method Detail

expectedIfEquals

public static Literal expectedIfEquals(Literal expected,
                                       Literal result)

Parameters:

expected -

result -

Returns:

the second argument if the first is null, else return the first . Else, return the literal if its value equals the string. Otherwise return null.