org.semanticweb.owlapi.SplitSubClassAxioms Maven / Gradle / Ivy
/*
* This file is part of the OWL API.
*
* The contents of this file are subject to the LGPL License, Version 3.0.
*
* Copyright (C) 2011, The University of Manchester
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see http://www.gnu.org/licenses/.
*
*
* Alternatively, the contents of this file may be used under the terms of the Apache License, Version 2.0
* in which case, the provisions of the Apache License Version 2.0 are applicable instead of those above.
*
* Copyright 2011, The University of Manchester
*
* 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,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.semanticweb.owlapi;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import org.semanticweb.owlapi.model.AddAxiom;
import org.semanticweb.owlapi.model.AxiomType;
import org.semanticweb.owlapi.model.OWLAxiom;
import org.semanticweb.owlapi.model.OWLClass;
import org.semanticweb.owlapi.model.OWLClassExpression;
import org.semanticweb.owlapi.model.OWLClassExpressionVisitor;
import org.semanticweb.owlapi.model.OWLDataAllValuesFrom;
import org.semanticweb.owlapi.model.OWLDataExactCardinality;
import org.semanticweb.owlapi.model.OWLDataFactory;
import org.semanticweb.owlapi.model.OWLDataHasValue;
import org.semanticweb.owlapi.model.OWLDataMaxCardinality;
import org.semanticweb.owlapi.model.OWLDataMinCardinality;
import org.semanticweb.owlapi.model.OWLDataSomeValuesFrom;
import org.semanticweb.owlapi.model.OWLObjectAllValuesFrom;
import org.semanticweb.owlapi.model.OWLObjectComplementOf;
import org.semanticweb.owlapi.model.OWLObjectExactCardinality;
import org.semanticweb.owlapi.model.OWLObjectHasSelf;
import org.semanticweb.owlapi.model.OWLObjectHasValue;
import org.semanticweb.owlapi.model.OWLObjectIntersectionOf;
import org.semanticweb.owlapi.model.OWLObjectMaxCardinality;
import org.semanticweb.owlapi.model.OWLObjectMinCardinality;
import org.semanticweb.owlapi.model.OWLObjectOneOf;
import org.semanticweb.owlapi.model.OWLObjectSomeValuesFrom;
import org.semanticweb.owlapi.model.OWLObjectUnionOf;
import org.semanticweb.owlapi.model.OWLOntology;
import org.semanticweb.owlapi.model.OWLOntologyChange;
import org.semanticweb.owlapi.model.OWLSubClassOfAxiom;
import org.semanticweb.owlapi.model.RemoveAxiom;
/**
* Author: Matthew Horridge
* The University Of Manchester
* Bio-Health Informatics Group
* Date: 15-Aug-2007
*
* Given a set of ontologies, this composite change will replace
* all subclass axioms in each ontology, whose super class is an
* object intersection (conjuction) with multiple subclass axioms -
* one for each conjunct. For example, A subClassOf (B and C),
* would be replaced with two subclass axioms, A subClassOf B, and
* A subClassOf C.
*/
public class SplitSubClassAxioms extends AbstractCompositeOntologyChange {
private final List changes;
/**
* Creates a composite change to split subclass axioms into multiple more
* fine grained subclass axioms.
* @param ontologies The ontologies whose subclass axioms should be processed.
* @param dataFactory The data factory which should be used to create new axioms.
*/
public SplitSubClassAxioms(Set ontologies, OWLDataFactory dataFactory) {
super(dataFactory);
changes = new ArrayList();
for (OWLOntology ont : ontologies) {
for (OWLSubClassOfAxiom ax : ont.getAxioms(AxiomType.SUBCLASS_OF)) {
ConjunctSplitter splitter = new ConjunctSplitter();
ax.getSuperClass().accept(splitter);
if (splitter.result.size() > 1) {
changes.add(new RemoveAxiom(ont, ax));
for (OWLClassExpression desc : splitter.result) {
OWLAxiom replAx = getDataFactory().getOWLSubClassOfAxiom(ax.getSubClass(), desc);
changes.add(new AddAxiom(ont, replAx));
}
}
}
}
}
@Override
public List getChanges() {
return changes;
}
private static class ConjunctSplitter implements OWLClassExpressionVisitor {
Set result;
public ConjunctSplitter() {
result = new HashSet();
}
@Override
public void visit(OWLClass desc) {
result.add(desc);
}
@Override
public void visit(OWLDataAllValuesFrom desc) {
result.add(desc);
}
@Override
public void visit(OWLDataExactCardinality desc) {
result.add(desc);
}
@Override
public void visit(OWLDataMaxCardinality desc) {
result.add(desc);
}
@Override
public void visit(OWLDataMinCardinality desc) {
result.add(desc);
}
@Override
public void visit(OWLDataSomeValuesFrom desc) {
result.add(desc);
}
@Override
public void visit(OWLDataHasValue desc) {
result.add(desc);
}
@Override
public void visit(OWLObjectAllValuesFrom desc) {
result.add(desc);
}
@Override
public void visit(OWLObjectComplementOf desc) {
result.add(desc);
}
@Override
public void visit(OWLObjectExactCardinality desc) {
result.add(desc);
}
@Override
public void visit(OWLObjectIntersectionOf desc) {
for (OWLClassExpression op : desc.getOperands()) {
op.accept(this);
}
}
@Override
public void visit(OWLObjectMaxCardinality desc) {
result.add(desc);
}
@Override
public void visit(OWLObjectMinCardinality desc) {
result.add(desc);
}
@Override
public void visit(OWLObjectOneOf desc) {
result.add(desc);
}
@Override
public void visit(OWLObjectHasSelf desc) {
result.add(desc);
}
@Override
public void visit(OWLObjectSomeValuesFrom desc) {
result.add(desc);
}
@Override
public void visit(OWLObjectUnionOf desc) {
result.add(desc);
}
@Override
public void visit(OWLObjectHasValue desc) {
result.add(desc);
}
}
}