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.CannotCreateMementoException;
021import org.slf4j.Logger;
022
023import javax.servlet.ServletContext;
024import javax.ws.rs.core.Context;
025import javax.ws.rs.core.Link;
026import javax.ws.rs.core.Response;
027import javax.ws.rs.core.UriInfo;
028import javax.ws.rs.ext.Provider;
029
030import static javax.ws.rs.core.Response.Status.BAD_REQUEST;
031import static javax.ws.rs.core.Response.status;
032import static org.fcrepo.http.commons.domain.RDFMediaType.TEXT_PLAIN_WITH_CHARSET;
033import static org.slf4j.LoggerFactory.getLogger;
034
035/**
036 * A mapper for memento creation exceptions
037 *
038 * @author dbernstein
039 */
040@Provider
041public class CannotCreateMementoExceptionMapper extends ConstraintExceptionMapper<CannotCreateMementoException>
042        implements ExceptionDebugLogging {
043
044    private static final Logger LOGGER = getLogger(CannotCreateMementoExceptionMapper.class);
045
046    @Context
047    private UriInfo uriInfo;
048
049    @Context
050    private ServletContext context;
051
052    @Override
053    public Response toResponse(final CannotCreateMementoException e) {
054        debugException(this, e, LOGGER);
055        final Link link = buildConstraintLink(e, context, uriInfo);
056        final String msg = e.getMessage();
057        return status(BAD_REQUEST).entity(msg).links(link).type(TEXT_PLAIN_WITH_CHARSET).build();
058    }
059
060}