org.semanticweb.elk.reasoner.saturation.inferences.SubClassInclusionRange Maven / Gradle / Ivy
/**
*
*/
package org.semanticweb.elk.reasoner.saturation.inferences;
/*
* #%L
* ELK Reasoner
* $Id:$
* $HeadURL:$
* %%
* Copyright (C) 2011 - 2016 Department of Computer Science, University of Oxford
* %%
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
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import org.semanticweb.elk.reasoner.indexing.model.IndexedClassExpression;
import org.semanticweb.elk.reasoner.indexing.model.IndexedRangeFiller;
import org.semanticweb.elk.reasoner.saturation.conclusions.model.ContextInitialization;
import org.semanticweb.elk.reasoner.saturation.conclusions.model.PropertyRange;
import org.semanticweb.elk.reasoner.saturation.conclusions.model.SubClassInclusionDecomposed;
import org.semanticweb.elk.reasoner.tracing.Conclusion;
import org.semanticweb.elk.reasoner.tracing.Conclusion.Factory;
/**
* A {@link ClassInference} producing a {@link SubClassInclusionDecomposed} from
* {@link ContextInitialization} and {@link PropertyRange}:
*
*
* (1) (2)
* !([C]) Range(R,D)
* ⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯ where C = (∃R^-.T) ⊓ C'
* [C] ⊑ -D
*
*
* The parameters can be obtained as follows:
*
* C = {@link #getOrigin()} = {@link #getDestination()}
* D = {@link #getRange() = #getConclusionSubsumer()}
*
* @author Yevgeny Kazakov
*/
public class SubClassInclusionRange
extends AbstractSubClassInclusionDecomposedInference {
public SubClassInclusionRange(IndexedRangeFiller inferenceRoot,
IndexedClassExpression propertyRange) {
super(inferenceRoot, propertyRange);
}
@Override
public IndexedRangeFiller getOrigin() {
return (IndexedRangeFiller) getDestination();
}
public IndexedClassExpression getRange() {
return getSubsumer();
}
public ContextInitialization getFirstPremise(
ContextInitialization.Factory factory) {
return factory.getContextInitialization(getOrigin());
}
public PropertyRange getSecondPremise(PropertyRange.Factory factory) {
return factory.getPropertyRange(getOrigin().getProperty(),
getSubsumer());
}
@Override
public int getPremiseCount() {
return 2;
}
@Override
public Conclusion getPremise(int index, Factory factory) {
switch (index) {
case 0:
return getFirstPremise(factory);
case 1:
return getSecondPremise(factory);
default:
return failGetPremise(index);
}
}
@Override
public final O accept(
SubClassInclusionDecomposedInference.Visitor visitor) {
return visitor.visit(this);
}
/**
* Visitor pattern for instances
*
* @author Yevgeny Kazakov
*
* @param
* the type of the output
*/
public static interface Visitor {
public O visit(SubClassInclusionRange inference);
}
}