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.exceptionhandlers; 019 020import org.fcrepo.kernel.api.exception.RepositoryRuntimeException; 021import org.slf4j.Logger; 022 023import javax.ws.rs.core.Context; 024import javax.ws.rs.core.Response; 025import javax.ws.rs.ext.ExceptionMapper; 026import javax.ws.rs.ext.Provider; 027import javax.ws.rs.ext.Providers; 028 029import static javax.ws.rs.core.Response.serverError; 030import static org.fcrepo.http.commons.domain.RDFMediaType.TEXT_PLAIN_WITH_CHARSET; 031import static org.slf4j.LoggerFactory.getLogger; 032 033/** 034 * @author cabeer 035 * @since 9/13/14 036 */ 037 038@Provider 039public class RepositoryRuntimeExceptionMapper implements 040 ExceptionMapper<RepositoryRuntimeException>, ExceptionDebugLogging { 041 042 private final Providers providers; 043 044 /** 045 * Get the context Providers so we can rethrow the cause to an appropriate handler 046 * @param providers the providers 047 */ 048 public RepositoryRuntimeExceptionMapper(@Context final Providers providers) { 049 this.providers = providers; 050 } 051 052 private static final Logger LOGGER = getLogger(RepositoryExceptionMapper.class); 053 054 @Override 055 public Response toResponse(final RepositoryRuntimeException e) { 056 final Throwable cause = e.getCause(); 057 ExceptionMapper<Throwable> exceptionMapper = null; 058 059 if (cause != null) { 060 exceptionMapper = providers.getExceptionMapper((Class<Throwable>) cause.getClass()); 061 } 062 063 if (exceptionMapper != null) { 064 return exceptionMapper.toResponse(cause); 065 } 066 LOGGER.error("Caught a repository exception", e); 067 return serverError().entity(null).type(TEXT_PLAIN_WITH_CHARSET).build(); 068 } 069}