Examples with Representation org.apache.stanbol.entityhub.servicesapi.model.Representation used on opensource projects

Example 26 with Representation

use of org.apache.stanbol.entityhub.servicesapi.model.Representation in project stanbol by apache.

the class RdfRepresentationTest method testBNodeFiltering.

/**
     * Test for STANBOL-1301
     */
@Test
public void testBNodeFiltering() {
    URI concept = new URIImpl("http://example.org/mySkos#Concept123");
    Representation r = createRepresentation(concept.stringValue());
    assertTrue(r instanceof RdfRepresentation);
    RdfRepresentation rep = (RdfRepresentation) r;
    //add the example as listed in STANBOL-1301 to directly to the
    //Sesame Model backing the created Representation
    Model m = rep.getModel();
    m.add(concept, RDF.TYPE, SKOS.CONCEPT);
    m.add(concept, DCTERMS.IDENTIFIER, new LiteralImpl("123"));
    m.add(concept, SKOS.PREF_LABEL, new LiteralImpl("Concept123", "en"));
    BNode note1 = new BNodeImpl("5d8580be71044a88bcfe9852d1e9cfb6node17c4j452vx19576");
    m.add(concept, SKOS.SCOPE_NOTE, note1);
    m.add(note1, DCTERMS.CREATOR, new LiteralImpl("User1"));
    m.add(note1, DCTERMS.CREATED, new LiteralImpl("2013-03-03T02:02:02Z", XMLSchema.DATETIME));
    m.add(note1, RDFS.COMMENT, new LiteralImpl("The scope of this example global", "en"));
    BNode note2 = new BNodeImpl("5d8580be71044a88bcfe9852d1e9cfb6node17c4j452vx19634");
    m.add(concept, SKOS.SCOPE_NOTE, note2);
    m.add(note2, DCTERMS.CREATOR, new LiteralImpl("User2"));
    m.add(note2, DCTERMS.CREATED, new LiteralImpl("2013-03-03T04:04:04Z", XMLSchema.DATETIME));
    m.add(note2, RDFS.COMMENT, new LiteralImpl("Der Geltungsbereich ist Global", "de"));
    //now assert that BNodes are not reported via the Representation API
    Iterator<Object> scopeNotes = rep.get(SKOS.SCOPE_NOTE.stringValue());
    assertFalse(scopeNotes.hasNext());
    Iterator<Reference> scopeNoteRefs = rep.getReferences(SKOS.SCOPE_NOTE.stringValue());
    assertFalse(scopeNoteRefs.hasNext());
}

Example 27 with Representation

use of org.apache.stanbol.entityhub.servicesapi.model.Representation in project stanbol by apache.

the class YardSite method getEntity.

@Override
public Entity getEntity(String id) throws ManagedSiteException {
    Representation rep;
    try {
        rep = getYard().getRepresentation(id);
    } catch (YardException e) {
        throw new ManagedSiteException(e.getMessage(), e);
    }
    if (rep != null) {
        Entity entity = new EntityImpl(config.getId(), rep, null);
        SiteUtils.initEntityMetadata(entity, siteMetadata, null);
        return entity;
    } else {
        return null;
    }
}

Example 28 with Representation

use of org.apache.stanbol.entityhub.servicesapi.model.Representation in project stanbol by apache.

the class YardSite method store.

/**
     * Stores the parsed representations to the Yard and also applies the
     * configured {@link #getFieldMapper() FieldMappings}.
     * @param The representations to store
     */
@Override
public void store(final Iterable<Representation> representations) throws ManagedSiteException {
    try {
        Yard yard = getYard();
        final ValueFactory vf = yard.getValueFactory();
        yard.store(new Iterable<Representation>() {

            @Override
            public Iterator<Representation> iterator() {
                return new Iterator<Representation>() {

                    Iterator<Representation> it = representations.iterator();

                    @Override
                    public boolean hasNext() {
                        return it.hasNext();
                    }

                    @Override
                    public Representation next() {
                        Representation next = it.next();
                        fieldMapper.applyMappings(next, next, vf);
                        return next;
                    }

                    @Override
                    public void remove() {
                        it.remove();
                    }
                };
            }
        });
    } catch (YardException e) {
        throw new ManagedSiteException(e.getMessage(), e);
    }
}

Example 29 with Representation

use of org.apache.stanbol.entityhub.servicesapi.model.Representation in project stanbol by apache.

the class ClerezzaModelWriter method toRDF.

private Graph toRDF(QueryResultList<?> resultList) {
    final Graph resultGraph;
    Class<?> type = resultList.getType();
    if (String.class.isAssignableFrom(type)) {
        //create a new ImmutableGraph
        resultGraph = new IndexedGraph();
        for (Object result : resultList) {
            //add a triple to each reference in the result set
            resultGraph.add(new TripleImpl(QUERY_RESULT_LIST, QUERY_RESULT, new IRI(result.toString())));
        }
    } else {
        //first determine the type of the resultList
        final boolean isSignType;
        if (Representation.class.isAssignableFrom(type)) {
            isSignType = false;
        } else if (Representation.class.isAssignableFrom(type)) {
            isSignType = true;
        } else {
            //incompatible type -> throw an Exception
            throw new IllegalArgumentException("Parsed type " + type + " is not supported");
        }
        //special treatment for RdfQueryResultList for increased performance
        if (resultList instanceof RdfQueryResultList) {
            resultGraph = ((RdfQueryResultList) resultList).getResultGraph();
            if (isSignType) {
                //if we build a ResultList for Signs, that we need to do more things
                //first remove all triples representing results
                Iterator<Triple> resultTripleIt = resultGraph.filter(QUERY_RESULT_LIST, QUERY_RESULT, null);
                while (resultTripleIt.hasNext()) {
                    resultTripleIt.next();
                    resultTripleIt.remove();
                }
                //to the Sign IDs
                for (Object result : resultList) {
                    IRI signId = new IRI(((Entity) result).getId());
                    addEntityTriplesToGraph(resultGraph, (Entity) result);
                    resultGraph.add(new TripleImpl(QUERY_RESULT_LIST, QUERY_RESULT, signId));
                }
            }
        } else {
            //any other implementation of the QueryResultList interface
            //create a new graph
            resultGraph = new IndexedGraph();
            if (Representation.class.isAssignableFrom(type)) {
                for (Object result : resultList) {
                    IRI resultId;
                    if (!isSignType) {
                        addRDFTo(resultGraph, (Representation) result);
                        resultId = new IRI(((Representation) result).getId());
                    } else {
                        addRDFTo(resultGraph, (Entity) result);
                        resultId = new IRI(((Entity) result).getId());
                    }
                    //Note: In case of Representation this Triple points to
                    //      the representation. In case of Signs it points to
                    //      the sign.
                    resultGraph.add(new TripleImpl(QUERY_RESULT_LIST, QUERY_RESULT, resultId));
                }
            }
        }
    }
    return resultGraph;
}

Example 30 with Representation

use of org.apache.stanbol.entityhub.servicesapi.model.Representation in project stanbol by apache.

the class LDPathTestBase method testSetup.

/**
     * Tests that the yard is setup correctly by checking for the
     * {@link Representation}s of the ids returned by {@link #checkContexts()}.
     * <p>
     * This methods should make is more easy to detect if a failure of a test
     * is because of a wrong setup of the Yard. 
     * @throws Exception 
     */
@Test
public void testSetup() throws Exception {
    log.info("check Setup");
    for (String context : checkContexts()) {
        Representation rep = yard.getRepresentation(context);
        log.info("  > check Entity {}", rep.getId());
        assertNotNull(rep);
        assertEquals(rep.getId(), context);
        if (log.isInfoEnabled()) {
            log.info("Data for Entity {}: \n {}", rep.getId(), ModelUtils.getRepresentationInfo(rep));
        }
    }
    log.info("   ... check completed");
}