Examples with AddImport org.semanticweb.owlapi.model.AddImport used on opensource projects

Example 6 with AddImport

use of org.semanticweb.owlapi.model.AddImport in project stanbol by apache.

the class ClerezzaOntologyProvider method toOWLOntology.

/**
     * 
     * @param graphName
     * @param forceMerge
     *            if set to false, the selected import management policy will be applied.
     * @return
     * @throws OWLOntologyCreationException
     */
protected OWLOntology toOWLOntology(IRI graphName, boolean forceMerge) throws OWLOntologyCreationException {
    log.debug("Exporting graph to OWLOntology");
    log.debug(" -- ImmutableGraph name : {}", graphName);
    OWLOntologyManager mgr = OWLManager.createOWLOntologyManager();
    // Never try to import
    mgr.addIRIMapper(new PhonyIRIMapper(Collections.<org.semanticweb.owlapi.model.IRI>emptySet()));
    Set<OWLOntologyID> loaded = new HashSet<OWLOntologyID>();
    Graph graph = store.getGraph(graphName);
    IRI ontologyId = null;
    // Get the id of this ontology.
    Iterator<Triple> itt = graph.filter(null, RDF.type, OWL.Ontology);
    if (itt.hasNext()) {
        BlankNodeOrIRI nl = itt.next().getSubject();
        if (nl instanceof IRI)
            ontologyId = (IRI) nl;
    }
    List<OWLOntologyID> revImps = new Stack<OWLOntologyID>();
    List<OWLOntologyID> lvl1 = new Stack<OWLOntologyID>();
    fillImportsReverse(keymap.getReverseMapping(graphName), revImps, lvl1);
    // If not set to merge (either by policy of by force), adopt the set import policy.
    if (!forceMerge && !ImportManagementPolicy.MERGE.equals(getImportManagementPolicy())) {
        OWLOntology o = OWLAPIToClerezzaConverter.clerezzaGraphToOWLOntology(graph, mgr);
        // TODO make it not flat.
        // Examining the reverse imports stack will flatten all imports.
        List<OWLOntologyChange> changes = new ArrayList<OWLOntologyChange>();
        OWLDataFactory df = OWLManager.getOWLDataFactory();
        List<OWLOntologyID> listToUse;
        switch(getImportManagementPolicy()) {
            case FLATTEN:
                listToUse = revImps;
                break;
            case PRESERVE:
                listToUse = lvl1;
                break;
            default:
                listToUse = lvl1;
                break;
        }
        for (OWLOntologyID ref : listToUse) if (!loaded.contains(ref) && !ref.equals(keymap.getReverseMapping(graphName))) {
            changes.add(new AddImport(o, df.getOWLImportsDeclaration(ref.getOntologyIRI())));
            loaded.add(ref);
        }
        o.getOWLOntologyManager().applyChanges(changes);
        return o;
    } else {
        // If there is just the root ontology, convert it straight away.
        if (revImps.size() == 1 && revImps.contains(graphName)) {
            OWLOntology o = OWLAPIToClerezzaConverter.clerezzaGraphToOWLOntology(graph, mgr);
            return o;
        }
        // FIXME when there's more than one ontology, this way of merging them seems inefficient...
        Graph tempGraph = new IndexedGraph();
        // The set of triples that will be excluded from the merge
        Set<Triple> exclusions = new HashSet<Triple>();
        // Examine all reverse imports
        for (OWLOntologyID ref : revImps) if (!loaded.contains(ref)) {
            // Get the triples
            Graph imported = // store.getTriples(ref);
            getStoredOntology(getKey(ref), Graph.class, false);
            // For each owl:Ontology
            Iterator<Triple> remove = imported.filter(null, RDF.type, OWL.Ontology);
            while (remove.hasNext()) {
                BlankNodeOrIRI subj = remove.next().getSubject();
                /*
                         * If it's not the root ontology, trash all its triples. If the root ontology is
                         * anonymous, all ontology annotations are to be trashed without distinction.
                         */
                if (ontologyId == null || !subj.equals(ontologyId)) {
                    Iterator<Triple> it = imported.filter(subj, null, null);
                    while (it.hasNext()) {
                        Triple t = it.next();
                        exclusions.add(t);
                    }
                }
            }
            Iterator<Triple> it = imported.iterator();
            while (it.hasNext()) {
                Triple t = it.next();
                if (!exclusions.contains(t))
                    tempGraph.add(t);
            }
            loaded.add(ref);
        }
        // online.
        return OWLAPIToClerezzaConverter.clerezzaGraphToOWLOntology(tempGraph, mgr);
    }
}

Example 7 with AddImport

use of org.semanticweb.owlapi.model.AddImport in project stanbol by apache.

the class ScopeSetRenderer method getScopes.

public static OWLOntology getScopes(Set<Scope> scopes) {
    OWLOntologyManager mgr = OWLManager.createOWLOntologyManager();
    OWLOntology ont = null;
    try {
        ont = mgr.createOntology();
    } catch (OWLOntologyCreationException e) {
        LoggerFactory.getLogger(ScopeSetRenderer.class).error("KReS :: could not create empty ontology for rendering scopes.", e);
        return null;
    }
    List<OWLOntologyChange> additions = new LinkedList<OWLOntologyChange>();
    // The ODP metadata vocabulary is always imported.
    // TODO : also import the ONM meta when it goes online.
    additions.add(new AddImport(ont, __factory.getOWLImportsDeclaration(IRI.create("http://www.ontologydesignpatterns.org/schemas/meta.owl"))));
    for (Scope scope : scopes) {
        OWLNamedIndividual iScope = __factory.getOWLNamedIndividual(IRI.create(scope.getDefaultNamespace() + scope.getID()));
        OWLAxiom ax = __factory.getOWLClassAssertionAxiom(cScope, iScope);
        additions.add(new AddAxiom(ont, ax));
    }
    mgr.applyChanges(additions);
    return ont;
}

Example 8 with AddImport

use of org.semanticweb.owlapi.model.AddImport in project stanbol by apache.

the class CustomSpaceImpl method getOntologyAsOWLOntology.

@Override
protected OWLOntology getOntologyAsOWLOntology(OWLOntologyID ontologyId, boolean merge, org.semanticweb.owlapi.model.IRI universalPrefix) {
    OWLOntology o = super.getOntologyAsOWLOntology(ontologyId, merge, universalPrefix);
    switch(getConnectivityPolicy()) {
        case LOOSE:
            break;
        case TIGHT:
            String s = getID();
            // strip "custom"
            s = s.substring(0, s.indexOf(SUFFIX));
            // concatenate "core"
            s += SpaceType.CORE.getIRISuffix();
            org.semanticweb.owlapi.model.IRI target = org.semanticweb.owlapi.model.IRI.create(universalPrefix + s);
            o.getOWLOntologyManager().applyChange(new AddImport(o, OWLManager.getOWLDataFactory().getOWLImportsDeclaration(target)));
            break;
        default:
            break;
    }
    return o;
}

Example 9 with AddImport

use of org.semanticweb.owlapi.model.AddImport in project stanbol by apache.

the class SessionImpl method attachScopeImportsOwlApi.

private void attachScopeImportsOwlApi(OWLOntology target, org.semanticweb.owlapi.model.IRI prefix) {
    if (!attachedScopes.isEmpty()) {
        String scopePrefix = prefix.toString();
        scopePrefix = scopePrefix.substring(0, scopePrefix.lastIndexOf("/" + shortName + "/")) + "/ontology/";
        List<OWLOntologyChange> changes = new LinkedList<OWLOntologyChange>();
        OWLOntologyManager ontologyManager = target.getOWLOntologyManager();
        OWLDataFactory df = ontologyManager.getOWLDataFactory();
        // Add import declarations for attached scopes.
        for (String scopeID : attachedScopes) {
            org.semanticweb.owlapi.model.IRI physIRI = org.semanticweb.owlapi.model.IRI.create(scopePrefix + scopeID);
            changes.add(new AddImport(target, df.getOWLImportsDeclaration(physIRI)));
        }
        // Commit
        ontologyManager.applyChanges(changes);
    }
}

Example 10 with AddImport

use of org.semanticweb.owlapi.model.AddImport in project stanbol by apache.

the class RootResource method getOWLOntology.

private OWLOntology getOWLOntology(String ontologyId, boolean merge, URI requestUri) {
    long before = System.currentTimeMillis();
    IRI iri = URIUtils.sanitize(IRI.create(ontologyId));
    log.debug("Will try to retrieve ontology {} from provider.", iri);
    // TODO be selective: if the ontology is small enough, use OWLOntology otherwise export to ImmutableGraph.
    OWLOntology o = null;
    try {
        // XXX Guarantee that there MUST always be an entry for any decoded ontology ID submitted.
        OWLOntologyID id = OntologyUtils.decode(ontologyId);
        o = ontologyProvider.getStoredOntology(id, OWLOntology.class, merge);
    } catch (Exception ex) {
        log.warn("Retrieval of ontology with ID " + iri + " failed.", ex);
    }
    if (o == null) {
        log.debug("Ontology {} missing from provider. Trying libraries...", iri);
        // See if we can touch a library. TODO: replace with event model on the ontology provider.
        int minSize = -1;
        IRI smallest = null;
        for (Library lib : registryManager.getLibraries(iri)) {
            int size = lib.getChildren().length;
            if (minSize < 1 || size < minSize) {
                smallest = lib.getIRI();
                minSize = size;
            }
        }
        if (smallest != null) {
            log.debug("Selected library for ontology {} is {} .", iri, smallest);
            try {
                o = registryManager.getLibrary(smallest).getOntology(iri, OWLOntology.class);
            } catch (RegistryContentException e) {
                log.warn("The content of library " + smallest + " could not be accessed.", e);
            }
        }
    }
    if (o == null) {
        log.debug("Ontology {} not found in any ontology provider or library.", iri);
        return null;
    }
    log.debug("Retrieved ontology {} .", iri);
    // Rewrite import statements - no ontology collector to do it for us here.
    URI base = URI.create(getPublicBaseUri() + "ontonet/");
    List<OWLOntologyChange> changes = new ArrayList<OWLOntologyChange>();
    OWLDataFactory df = o.getOWLOntologyManager().getOWLDataFactory();
    // TODO manage import rewrites better once the container ID is fully configurable.
    for (OWLImportsDeclaration oldImp : o.getImportsDeclarations()) {
        changes.add(new RemoveImport(o, oldImp));
        String s = oldImp.getIRI().toString();
        if (s.contains("::")) {
            s = s.substring(s.indexOf("::") + 2, s.length());
        }
        IRI target = IRI.create(base + s);
        changes.add(new AddImport(o, df.getOWLImportsDeclaration(target)));
    }
    // Versioning.
    OWLOntologyID id = o.getOntologyID();
    if (!id.isAnonymous() && id.getVersionIRI() == null) {
        IRI viri = IRI.create(requestUri);
        log.debug("Setting version IRI for export : {}", viri);
        changes.add(new SetOntologyID(o, new OWLOntologyID(id.getOntologyIRI(), viri)));
    }
    o.getOWLOntologyManager().applyChanges(changes);
    log.debug("Exported as Clerezza ImmutableGraph in {} ms. Handing over to writer.", System.currentTimeMillis() - before);
    return o;
}