001/*
002 * The contents of this file are subject to the license and copyright
003 * detailed in the LICENSE and NOTICE files at the root of the source
004 * tree.
005 */
006package org.fcrepo.http.commons.exceptionhandlers;
007
008import org.glassfish.jersey.message.internal.HeaderValueException;
009import org.slf4j.Logger;
010
011import javax.ws.rs.core.Response;
012import javax.ws.rs.ext.ExceptionMapper;
013import javax.ws.rs.ext.Provider;
014
015import static javax.ws.rs.core.Response.Status.BAD_REQUEST;
016import static org.slf4j.LoggerFactory.getLogger;
017import static org.fcrepo.http.commons.domain.RDFMediaType.TEXT_PLAIN_WITH_CHARSET;
018import static javax.ws.rs.core.Response.status;
019
020/**
021 * If a client-provided header value fails to parse, return an HTTP 400 Bad Request.
022 *
023 * @author awoods
024 * @since 2015-08-06
025 */
026@Provider
027public class HeaderValueExceptionMapper implements
028        ExceptionMapper<HeaderValueException>, ExceptionDebugLogging {
029
030    private static final Logger LOGGER = getLogger(HeaderValueExceptionMapper.class);
031
032    @Override
033    public Response toResponse(final HeaderValueException e) {
034        debugException(this, e, LOGGER);
035        return status(BAD_REQUEST).entity(e.getMessage() + " ...should value be quoted?").type(TEXT_PLAIN_WITH_CHARSET)
036                .build();
037    }
038}