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.http.commons; 019 020import java.util.function.Supplier; 021 022import javax.inject.Inject; 023import javax.ws.rs.core.Context; 024import javax.ws.rs.core.HttpHeaders; 025import javax.ws.rs.core.UriInfo; 026 027import org.apache.jena.rdf.model.Resource; 028 029import org.fcrepo.kernel.api.models.FedoraResource; 030import org.fcrepo.kernel.api.identifiers.IdentifierConverter; 031import org.fcrepo.kernel.api.services.BinaryService; 032import org.fcrepo.kernel.api.services.NodeService; 033import org.fcrepo.kernel.api.services.TimeMapService; 034import org.fcrepo.kernel.api.services.ContainerService; 035import org.fcrepo.kernel.api.services.VersionService; 036import org.fcrepo.kernel.api.services.functions.ConfigurableHierarchicalSupplier; 037import org.fcrepo.kernel.api.services.functions.UniqueValueSupplier; 038 039import org.jvnet.hk2.annotations.Optional; 040 041/** 042 * Superclass for Fedora JAX-RS Resources, providing convenience fields and methods. 043 * 044 * @author ajs6f 045 */ 046public class AbstractResource { 047 048 /** 049 * Useful for constructing URLs 050 */ 051 @Context 052 protected UriInfo uriInfo; 053 054 /** 055 * For getting user agent 056 */ 057 @Context 058 protected HttpHeaders headers; 059 060 /** 061 * The JCR node service 062 */ 063 @Inject 064 protected NodeService nodeService; 065 066 /** 067 * The repository object service 068 */ 069 @Inject 070 protected ContainerService containerService; 071 072 /** 073 * The bitstream service 074 */ 075 @Inject 076 protected BinaryService binaryService; 077 078 /** 079 * The version service 080 */ 081 @Inject 082 protected VersionService versionService; 083 084 /** 085 * The timemap service 086 */ 087 @Inject 088 protected TimeMapService timeMapService; 089 090 /** 091 * A resource that can mint new Fedora PIDs. 092 */ 093 @Inject 094 @Optional 095 protected Supplier<String> pidMinter; 096 097 // Mint non-hierarchical identifiers. To force pairtree creation as default, use 098 // ConfigurableHierarchicalSupplier(int length, count) instead. 099 protected UniqueValueSupplier defaultPidMinter = new ConfigurableHierarchicalSupplier(); 100 101 /** 102 * Convert a JAX-RS list of PathSegments to a JCR path 103 * 104 * @param idTranslator the id translator 105 * @param originalPath the original path 106 * @return String jcr path 107 */ 108 public static String toPath(final IdentifierConverter<Resource, FedoraResource> idTranslator, 109 final String originalPath) { 110 111 final Resource resource = idTranslator.toDomain(originalPath); 112 113 final String path = idTranslator.asString(resource); 114 115 return path.isEmpty() ? "/" : path; 116 } 117}