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.NON_RDF_SOURCE; 024import static org.fcrepo.kernel.RdfLexicon.RDF_SOURCE; 025 026import org.fcrepo.kernel.identifiers.IdentifierConverter; 027import org.fcrepo.kernel.models.Container; 028import org.fcrepo.kernel.models.FedoraResource; 029import org.fcrepo.kernel.models.NonRdfSource; 030 031import com.hp.hpl.jena.graph.Triple; 032import com.hp.hpl.jena.rdf.model.Resource; 033 034/** 035 * @author cabeer 036 * @since 9/16/14 037 */ 038public class LdpRdfContext extends NodeRdfContext { 039 040 041 /** 042 * Default constructor. 043 * 044 * @param resource the resource 045 * @param idTranslator the id translator 046 */ 047 public LdpRdfContext(final FedoraResource resource, 048 final IdentifierConverter<Resource, FedoraResource> idTranslator) { 049 super(resource, idTranslator); 050 051 052 if (resource instanceof NonRdfSource) { 053 concat(nonRdfSourceContext()); 054 } else { 055 concat(typeContext()); 056 } 057 058 if (resource instanceof Container) { 059 concat(containerContext()); 060 061 if (!resource.hasType(FEDORA_CONTAINER)) { 062 concat(defaultContainerContext()); 063 } 064 } 065 066 } 067 068 private Triple typeContext() { 069 return create(subject(), type.asNode(), RDF_SOURCE.asNode()); 070 } 071 072 private Triple containerContext() { 073 return create(subject(), type.asNode(), CONTAINER.asNode()); 074 } 075 076 private Triple defaultContainerContext() { 077 return create(subject(), type.asNode(), BASIC_CONTAINER.asNode()); 078 } 079 080 private Triple nonRdfSourceContext() { 081 return create(subject(), type.asNode(), NON_RDF_SOURCE.asNode()); 082 } 083}