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.http.commons; 017 018import javax.inject.Inject; 019import javax.ws.rs.core.Context; 020import javax.ws.rs.core.UriInfo; 021 022import com.hp.hpl.jena.rdf.model.Resource; 023 024import org.fcrepo.http.commons.session.SessionFactory; 025import org.fcrepo.kernel.models.FedoraResource; 026import org.fcrepo.kernel.identifiers.IdentifierConverter; 027import org.fcrepo.kernel.identifiers.PidMinter; 028import org.fcrepo.kernel.services.BinaryService; 029import org.fcrepo.kernel.services.NodeService; 030import org.fcrepo.kernel.services.ContainerService; 031import org.fcrepo.kernel.services.VersionService; 032import org.jvnet.hk2.annotations.Optional; 033import org.slf4j.bridge.SLF4JBridgeHandler; 034import org.springframework.beans.factory.annotation.Autowired; 035 036import com.google.common.eventbus.EventBus; 037 038/** 039 * Superclass for Fedora JAX-RS Resources, providing convenience fields 040 * and methods. 041 * 042 * @author ajs6f 043 */ 044public class AbstractResource { 045 046 static { 047 // the SLF4J to JUL bridge normally adds its attachments 048 // we want them to _replace_ the JUL loggers, to avoid logging outputs except those controlled by SLF4J 049 SLF4JBridgeHandler.removeHandlersForRootLogger(); 050 SLF4JBridgeHandler.install(); 051 } 052 053 /** 054 * Useful for constructing URLs 055 */ 056 @Context 057 protected UriInfo uriInfo; 058 059 @Autowired 060 protected SessionFactory sessions; 061 062 /** 063 * The fcrepo node service 064 */ 065 @Autowired 066 protected NodeService nodeService; 067 068 /** 069 * The fcrepo object service 070 */ 071 @Autowired 072 protected ContainerService containerService; 073 074 /** 075 * The fcrepo datastream service 076 */ 077 @Autowired 078 protected BinaryService binaryService; 079 080 /** 081 * The fcrepo version service 082 */ 083 @Autowired 084 protected VersionService versionService; 085 086 @Inject 087 @Optional 088 protected EventBus eventBus; 089 090 /** 091 * A resource that can mint new Fedora PIDs. 092 */ 093 @Autowired 094 protected PidMinter pidMinter; 095 096 /** 097 * Convert a JAX-RS list of PathSegments to a JCR path 098 * 099 * @param idTranslator the id translator 100 * @param originalPath the original path 101 * @return String jcr path 102 */ 103 public static final String toPath(final IdentifierConverter<Resource, FedoraResource> idTranslator, 104 final String originalPath) { 105 106 final Resource resource = idTranslator.toDomain(originalPath); 107 108 final String path = idTranslator.asString(resource); 109 110 if (path.isEmpty()) { 111 return "/"; 112 } 113 return path; 114 } 115 116}