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 static javax.ws.rs.core.Response.status; 021import static javax.ws.rs.core.Response.Status.GONE; 022import static org.fcrepo.http.commons.domain.RDFMediaType.TEXT_PLAIN_WITH_CHARSET; 023import static org.slf4j.LoggerFactory.getLogger; 024 025import javax.ws.rs.core.Response; 026import javax.ws.rs.ext.ExceptionMapper; 027import javax.ws.rs.ext.Provider; 028 029import org.fcrepo.kernel.api.exception.SessionMissingException; 030 031import org.slf4j.Logger; 032 033/** 034 * If a session is requested that has been closed (or never existed), just 035 * return an HTTP 410 Gone. 036 * 037 * @author awoods 038 */ 039@Provider 040public class SessionMissingExceptionMapper implements 041 ExceptionMapper<SessionMissingException>, ExceptionDebugLogging { 042 043 private static final Logger LOGGER = 044 getLogger(SessionMissingExceptionMapper.class); 045 046 047 @Override 048 public Response toResponse(final SessionMissingException e) { 049 debugException(this, e, LOGGER); 050 return status(GONE).entity(e.getMessage()).type(TEXT_PLAIN_WITH_CHARSET).build(); 051 } 052}