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 static com.google.common.base.Throwables.getStackTraceAsString; 019import static javax.ws.rs.core.Response.serverError; 020import static javax.ws.rs.core.Response.status; 021import static javax.ws.rs.core.Response.Status.BAD_REQUEST; 022import static org.slf4j.LoggerFactory.getLogger; 023 024import javax.jcr.RepositoryException; 025import javax.jcr.ValueFormatException; 026import javax.ws.rs.core.Response; 027import javax.ws.rs.ext.ExceptionMapper; 028import javax.ws.rs.ext.Provider; 029 030import org.slf4j.Logger; 031 032/** 033 * Provide a quasi-useful stacktrace when a generic RepositoryException is caught 034 * 035 * @author awoods 036 */ 037@Provider 038public class RepositoryExceptionMapper implements 039 ExceptionMapper<RepositoryException> { 040 041 private static final Logger LOGGER = getLogger(RepositoryExceptionMapper.class); 042 043 @Override 044 public Response toResponse(final RepositoryException e) { 045 046 LOGGER.warn("Caught repository exception: {}", e.getMessage() ); 047 if ( e.getMessage().matches("Error converting \".+\" from String to a Name")) { 048 return status(BAD_REQUEST).entity(e.getMessage()).build(); 049 } else if ( e instanceof ValueFormatException ) { 050 return status(BAD_REQUEST).entity(e.getMessage()).build(); 051 } 052 053 return serverError().entity(getStackTraceAsString(e)).build(); 054 } 055}