001/** 002 * Copyright 2015 DuraSpace, Inc. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 */ 016package org.fcrepo.http.commons.exceptionhandlers; 017 018import org.slf4j.Logger; 019 020import javax.jcr.version.LabelExistsVersionException; 021import javax.ws.rs.core.Response; 022import javax.ws.rs.ext.ExceptionMapper; 023import javax.ws.rs.ext.Provider; 024 025import static javax.ws.rs.core.Response.Status.CONFLICT; 026import static javax.ws.rs.core.Response.status; 027import static org.slf4j.LoggerFactory.getLogger; 028 029/** 030 * Translate LabelExistsVersionException errors into reasonable 031 * HTTP error codes 032 * 033 * @author md5wz 034 * @since 11/21/14 035 */ 036@Provider 037public class LabelExistsVersionExceptionMapper implements ExceptionMapper<LabelExistsVersionException> { 038 039 private static final Logger LOGGER = 040 getLogger(LabelExistsVersionExceptionMapper.class); 041 042 @Override 043 public Response toResponse(final LabelExistsVersionException e) { 044 LOGGER.debug("LabelExistsVersionException intercepted by LabelExistsVersionExceptionMapper" 045 + (e.getMessage() != null ? ": " + e.getMessage() : "."), e); 046 return status(CONFLICT).entity(e.getMessage()).build(); 047 } 048}