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.TombstoneException;
021
022import org.slf4j.Logger;
023
024import javax.ws.rs.core.Response;
025import javax.ws.rs.ext.ExceptionMapper;
026import javax.ws.rs.ext.Provider;
027
028import static javax.ws.rs.core.MediaType.TEXT_PLAIN_TYPE;
029import static javax.ws.rs.core.Response.Status.GONE;
030import static javax.ws.rs.core.Response.status;
031import static org.slf4j.LoggerFactory.getLogger;
032
033/**
034 * @author cabeer
035 * @since 10/16/14
036 */
037@Provider
038public class TombstoneExceptionMapper implements
039        ExceptionMapper<TombstoneException>, ExceptionDebugLogging {
040
041    private static final Logger LOGGER =
042            getLogger(TombstoneExceptionMapper.class);
043
044    @Override
045    public Response toResponse(final TombstoneException e) {
046        debugException(this, e, LOGGER);
047        final Response.ResponseBuilder response = status(GONE)
048                .entity(e.getMessage());
049
050        if (e.getURI() != null) {
051            response.link(e.getURI(), "hasTombstone");
052        }
053
054        return response.type(TEXT_PLAIN_TYPE).build();
055    }
056}