gr.forth.ics.swkm.model2.ModelDiff.java Source code

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Here is the source code for gr.forth.ics.swkm.model2.ModelDiff.java

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/* 
 *  COPYRIGHT (c) 2008-2009 by Institute of Computer Science, 
 *  Foundation for Research and Technology - Hellas
 *  Contact: 
 *      POBox 1385, Heraklio Crete, GR-700 13 GREECE
 *      Tel:+30-2810-391632
 *      Fax: +30-2810-391638
 *      E-mail: isl@ics.forth.gr
 *      http://www.ics.forth.gr/isl
 *
 *   Authors  :  Dimitris Andreou, Nelly Vouzoukidou.
 *
 *   This file is part of SWKM model APIs (see also http://athena.ics.forth.gr:9090/SWKM/).
 *
 *    SWKM model APIs is free software: you can redistribute it and/or modify
 *    it under the terms of the GNU Lesser General Public License as published by
 *    the Free Software Foundation, either version 3 of the License, or
 *    (at your option) any later version.
 *
 *   SWKM model APIs 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 Lesser General Public License for more details.
 *
 *   You should have received a copy of the GNU Lesser General Public License
 *   along with SWKM model APIs.  If not, see <http://www.gnu.org/licenses/>.
 * 
 *   SWKM has been partially supported by EU project KP-Lab (IP IST-27490) kp-lab.org
 */

package gr.forth.ics.swkm.model2;

import com.google.common.collect.Iterables;
import com.google.common.collect.Sets;
import java.util.Set;

/**
 *
 * @author Andreou Dimitris, email: jim.andreou (at) gmail (dot) com
 */
public class ModelDiff {
    private ModelDiff() {
    }

    public static void checkEqual(Model m1, Model m2) {
        Set<Resource> namedGraphs1 = Sets.newHashSet(m1.namedGraphs());
        Set<Resource> namedGraphs2 = Sets.newHashSet();
        for (Resource ng : m2.namedGraphs()) {
            namedGraphs2.add(ng.mappedTo(m1));
        }

        checkTriplesOfFirstContainedInSecond(m1, m2);
        checkTriplesOfFirstContainedInSecond(m2, m1);
        if (!namedGraphs1.equals(namedGraphs2)) {
            throw new AssertionError("Not equal named graphs: " + namedGraphs1 + " vs " + namedGraphs2);
        }
    }

    private static void checkTriplesOfFirstContainedInSecond(Model m1, Model m2) {
        for (Triple t : m1.triples().fetch()) {
            for (Resource ng : t.graphs()) {
                Triples triples = m2.triples().g(ng.mappedTo(m2)).s(t.subject().mappedTo(m2))
                        .p(t.predicate().mappedTo(m2)).o(t.object().mappedTo(m2)).fetch();
                Iterables.getOnlyElement(triples);
            }
        }
    }
}