001/* 002 * Licensed to DuraSpace under one or more contributor license agreements. 003 * See the NOTICE file distributed with this work for additional information 004 * regarding copyright ownership. 005 * 006 * DuraSpace licenses this file to you under the Apache License, 007 * Version 2.0 (the "License"); you may not use this file except in 008 * compliance with the License. You may obtain a copy of the License at 009 * 010 * http://www.apache.org/licenses/LICENSE-2.0 011 * 012 * Unless required by applicable law or agreed to in writing, software 013 * distributed under the License is distributed on an "AS IS" BASIS, 014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 015 * See the License for the specific language governing permissions and 016 * limitations under the License. 017 */ 018package org.fcrepo.kernel.impl.models; 019 020import org.fcrepo.kernel.api.Transaction; 021import org.fcrepo.kernel.api.identifiers.FedoraId; 022import org.fcrepo.kernel.api.models.Container; 023import org.fcrepo.kernel.api.models.FedoraResource; 024import org.fcrepo.kernel.api.models.ResourceFactory; 025import org.fcrepo.persistence.api.PersistentStorageSessionManager; 026 027import java.net.URI; 028import java.util.List; 029import java.util.stream.Stream; 030 031import static org.fcrepo.kernel.api.RdfLexicon.CONTAINER; 032import static org.fcrepo.kernel.api.RdfLexicon.FEDORA_CONTAINER; 033import static org.fcrepo.kernel.api.RdfLexicon.RDF_SOURCE; 034 035 036/** 037 * Implementation of an LDP Container resource 038 * 039 * @author bbpennel 040 */ 041public class ContainerImpl extends FedoraResourceImpl implements Container { 042 043 private static final URI RDF_SOURCE_URI = URI.create(RDF_SOURCE.toString()); 044 private static final URI CONTAINER_URI = URI.create(CONTAINER.toString()); 045 private static final URI FEDORA_CONTAINER_URI = URI.create(FEDORA_CONTAINER.toString()); 046 047 /** 048 * Construct the container 049 * 050 * @param fedoraID internal identifier 051 * @param transaction transaction 052 * @param pSessionManager session manager 053 * @param resourceFactory resource factory 054 */ 055 public ContainerImpl(final FedoraId fedoraID, final Transaction transaction, 056 final PersistentStorageSessionManager pSessionManager, final ResourceFactory resourceFactory) { 057 super(fedoraID, transaction, pSessionManager, resourceFactory); 058 } 059 060 @Override 061 public FedoraResource getDescribedResource() { 062 return this; 063 } 064 065 @Override 066 public List<URI> getSystemTypes(final boolean forRdf) { 067 var types = resolveSystemTypes(forRdf); 068 069 if (types == null) { 070 types = super.getSystemTypes(forRdf); 071 types.add(RDF_SOURCE_URI); 072 types.add(CONTAINER_URI); 073 types.add(FEDORA_CONTAINER_URI); 074 } 075 076 return types; 077 } 078 079 @Override 080 public Stream<FedoraResource> getChildren(final Boolean recursive) { 081 return resourceFactory.getChildren(transaction, fedoraId); 082 } 083}