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

Example 1 with RemoveImport

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

the class AbstractOntologyCollectorImpl method getOntologyAsOWLOntology.

protected OWLOntology getOntologyAsOWLOntology(OWLOntologyID ontologyId, boolean merge, org.semanticweb.owlapi.model.IRI universalPrefix) {
    // if (merge) throw new UnsupportedOperationException("Merge not implemented yet for OWLOntology.");
    // Remove the check below. It might be an unmanaged dependency (TODO remove from collector and
    // reintroduce check?).
    // if (!hasOntology(ontologyIri)) return null;
    OWLOntology o;
    o = ontologyProvider.getStoredOntology(ontologyId, OWLOntology.class, merge);
    if (merge) {
        final Set<OWLOntology> set = new HashSet<OWLOntology>();
        log.debug("Merging {} with its imports, if any.", o);
        set.add(o);
        // Actually, if the provider already performed the merge, this won't happen
        for (OWLOntology impo : o.getImportsClosure()) {
            log.debug("Imported ontology {} will be merged with {}.", impo, o);
            set.add(impo);
        }
        OWLOntologySetProvider provider = new OWLOntologySetProvider() {

            @Override
            public Set<OWLOntology> getOntologies() {
                return set;
            }
        };
        OWLOntologyMerger merger = new OWLOntologyMerger(provider);
        try {
            o = merger.createMergedOntology(OWLManager.createOWLOntologyManager(), ontologyId.getOntologyIRI());
        } catch (OWLOntologyCreationException e) {
            log.error("Failed to merge imports for ontology " + ontologyId, e);
        // do not reassign the root ontology
        }
    } else {
        // Rewrite import statements
        List<OWLOntologyChange> changes = new ArrayList<OWLOntologyChange>();
        OWLDataFactory df = OWLManager.getOWLDataFactory();
        /*
             * TODO manage import rewrites better once the container ID is fully configurable (i.e. instead of
             * going upOne() add "session" or "ontology" if needed). But only do this if we keep considering
             * imported ontologies as *not* managed.
             */
        for (OWLImportsDeclaration oldImp : o.getImportsDeclarations()) {
            changes.add(new RemoveImport(o, oldImp));
            String s = oldImp.getIRI().toString();
            // FIXME Ugly way to check, but we'll get through with it
            if (s.contains("::"))
                s = s.substring(s.indexOf("::") + 2, s.length());
            boolean managed = managedOntologies.contains(oldImp.getIRI());
            // For space, always go up at least one
            String tid = getID();
            if (backwardPathLength > 0)
                tid = tid.split("/")[0];
            org.semanticweb.owlapi.model.IRI target = org.semanticweb.owlapi.model.IRI.create((managed ? universalPrefix + "/" + tid + "/" : URIUtils.upOne(universalPrefix) + "/") + s);
            changes.add(new AddImport(o, df.getOWLImportsDeclaration(target)));
        }
        o.getOWLOntologyManager().applyChanges(changes);
    }
    return o;
}

Example 2 with RemoveImport

use of org.semanticweb.owlapi.model.RemoveImport 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;
}