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.modeshape.rdf.impl; 017 018import com.hp.hpl.jena.rdf.model.Resource; 019import org.fcrepo.kernel.api.models.FedoraResource; 020import org.fcrepo.kernel.api.identifiers.IdentifierConverter; 021import org.slf4j.Logger; 022 023import javax.jcr.RepositoryException; 024 025import static com.hp.hpl.jena.graph.Triple.create; 026import static org.fcrepo.kernel.api.RdfLexicon.HAS_PARENT; 027import static org.fcrepo.kernel.modeshape.FedoraJcrConstants.VERSIONABLE; 028import static org.slf4j.LoggerFactory.getLogger; 029 030/** 031 * @author cabeer 032 * @author ajs6f 033 * @since 9/16/14 034 */ 035public class ParentRdfContext extends NodeRdfContext { 036 037 private static final Logger LOGGER = getLogger(ParentRdfContext.class); 038 039 /** 040 * Default constructor. 041 * 042 * @param resource the resource 043 * @param idTranslator the id translator 044 * @throws javax.jcr.RepositoryException if repository exception occurred 045 */ 046 public ParentRdfContext(final FedoraResource resource, 047 final IdentifierConverter<Resource, FedoraResource> idTranslator) 048 throws RepositoryException { 049 super(resource, idTranslator); 050 051 if (resource.getNode().getDepth() > 0) { 052 LOGGER.trace("Determined that this resource has a parent."); 053 // The parent node of a frozen node for a versionable resource is not a node we want to link to because it 054 // is in the jcr:system space 055 if (!resource().isFrozenResource() || !resource().getUnfrozenResource().hasType(VERSIONABLE)) { 056 concat(create(subject(), HAS_PARENT.asNode(), uriFor(resource().getContainer()))); 057 } 058 } 059 } 060}