001/**
002 * Copyright 2015 DuraSpace, Inc.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016package org.fcrepo.kernel.impl.rdf.impl;
017
018import static com.hp.hpl.jena.graph.Triple.create;
019import static com.hp.hpl.jena.vocabulary.RDF.type;
020import static org.fcrepo.kernel.FedoraJcrTypes.FEDORA_CONTAINER;
021import static org.fcrepo.kernel.RdfLexicon.BASIC_CONTAINER;
022import static org.fcrepo.kernel.RdfLexicon.CONTAINER;
023import static org.fcrepo.kernel.RdfLexicon.RDF_SOURCE;
024
025import org.fcrepo.kernel.identifiers.IdentifierConverter;
026import org.fcrepo.kernel.models.Container;
027import org.fcrepo.kernel.models.FedoraResource;
028
029import com.hp.hpl.jena.graph.Triple;
030import com.hp.hpl.jena.rdf.model.Resource;
031
032/**
033 * @author cabeer
034 * @since 9/16/14
035 */
036public class LdpRdfContext extends NodeRdfContext {
037
038
039    /**
040     * Default constructor.
041     *
042     * @param resource the resource
043     * @param idTranslator the id translator
044     */
045    public LdpRdfContext(final FedoraResource resource,
046                         final IdentifierConverter<Resource, FedoraResource> idTranslator) {
047        super(resource, idTranslator);
048
049        concat(typeContext());
050
051        if (resource instanceof Container) {
052            concat(containerContext());
053
054            if (!resource.hasType(FEDORA_CONTAINER)) {
055                concat(defaultContainerContext());
056            }
057        }
058
059    }
060
061    private Triple typeContext() {
062        return create(subject(), type.asNode(), RDF_SOURCE.asNode());
063    }
064
065    private Triple containerContext() {
066        return create(subject(), type.asNode(), CONTAINER.asNode());
067    }
068
069    private Triple defaultContainerContext() {
070        return create(subject(), type.asNode(), BASIC_CONTAINER.asNode());
071    }
072}