uk.ac.manchester.cs.owl.owlapi.OWLDisjointUnionAxiomImpl Maven / Gradle / Ivy

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/*
 * 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, 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 uk.ac.manchester.cs.owl.owlapi;

import java.util.Arrays;
import java.util.HashSet;
import java.util.Set;
import java.util.TreeSet;

import org.semanticweb.owlapi.model.AxiomType;
import org.semanticweb.owlapi.model.OWLAnnotation;
import org.semanticweb.owlapi.model.OWLAxiomVisitor;
import org.semanticweb.owlapi.model.OWLAxiomVisitorEx;
import org.semanticweb.owlapi.model.OWLClass;
import org.semanticweb.owlapi.model.OWLClassExpression;
import org.semanticweb.owlapi.model.OWLDisjointClassesAxiom;
import org.semanticweb.owlapi.model.OWLDisjointUnionAxiom;
import org.semanticweb.owlapi.model.OWLEquivalentClassesAxiom;
import org.semanticweb.owlapi.model.OWLObject;
import org.semanticweb.owlapi.model.OWLObjectVisitor;
import org.semanticweb.owlapi.model.OWLObjectVisitorEx;
import org.semanticweb.owlapi.util.CollectionFactory;

/**
 * @author Matthew Horridge, The University Of Manchester, Bio-Health Informatics
 *         Group, Date: 26-Oct-2006
 */
public class OWLDisjointUnionAxiomImpl extends OWLClassAxiomImpl implements
        OWLDisjointUnionAxiom {

    private static final long serialVersionUID = 30406L;
    private final OWLClass owlClass;
    private final Set classExpressions;

    /**
     * @param owlClass
     *        union
     * @param classExpressions
     *        disjoint classes
     * @param annotations
     *        annotations
     */
    public OWLDisjointUnionAxiomImpl(OWLClass owlClass,
            Set classExpressions,
            Set annotations) {
        super(annotations);
        this.owlClass = owlClass;
        this.classExpressions = new TreeSet(
                classExpressions);
    }

    @Override
    public Set getClassExpressions() {
        return CollectionFactory
                .getCopyOnRequestSetFromImmutableCollection(classExpressions);
    }

    @Override
    public OWLDisjointUnionAxiom getAxiomWithoutAnnotations() {
        if (!isAnnotated()) {
            return this;
        }
        return new OWLDisjointUnionAxiomImpl(getOWLClass(),
                getClassExpressions(), NO_ANNOTATIONS);
    }

    @Override
    public OWLDisjointUnionAxiom getAnnotatedAxiom(
            Set annotations) {
        return new OWLDisjointUnionAxiomImpl(getOWLClass(),
                getClassExpressions(), mergeAnnos(annotations));
    }

    @Override
    public OWLClass getOWLClass() {
        return owlClass;
    }

    @Override
    public boolean equals(Object obj) {
        if (super.equals(obj)) {
            // superclass is responsible for null, identity, owlaxiom type and
            // annotations
            if (!(obj instanceof OWLDisjointUnionAxiom)) {
                return false;
            }
            return ((OWLDisjointUnionAxiom) obj).getOWLClass().equals(owlClass);
        }
        return false;
    }

    @Override
    public void accept(OWLAxiomVisitor visitor) {
        visitor.visit(this);
    }

    @Override
    public void accept(OWLObjectVisitor visitor) {
        visitor.visit(this);
    }

    @Override
    public  O accept(OWLAxiomVisitorEx visitor) {
        return visitor.visit(this);
    }

    @Override
    public  O accept(OWLObjectVisitorEx visitor) {
        return visitor.visit(this);
    }

    @Override
    public AxiomType getAxiomType() {
        return AxiomType.DISJOINT_UNION;
    }

    @Override
    public OWLEquivalentClassesAxiom getOWLEquivalentClassesAxiom() {
        return new OWLEquivalentClassesAxiomImpl(
                new HashSet(Arrays.asList(owlClass,
                        new OWLObjectUnionOfImpl(getClassExpressions()))),
                NO_ANNOTATIONS);
    }

    @Override
    public OWLDisjointClassesAxiom getOWLDisjointClassesAxiom() {
        return new OWLDisjointClassesAxiomImpl(getClassExpressions(),
                NO_ANNOTATIONS);
    }

    @Override
    protected int compareObjectOfSameType(OWLObject object) {
        OWLDisjointUnionAxiom other = (OWLDisjointUnionAxiom) object;
        int diff = owlClass.compareTo(other.getOWLClass());
        if (diff != 0) {
            return diff;
        }
        return compareSets(classExpressions, other.getClassExpressions());
    }
}