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.SessionMissingException; 021import org.slf4j.Logger; 022 023import javax.ws.rs.core.Response; 024import javax.ws.rs.ext.ExceptionMapper; 025import javax.ws.rs.ext.Provider; 026 027import static com.google.common.base.Throwables.getStackTraceAsString; 028import static javax.ws.rs.core.Response.serverError; 029import static org.fcrepo.http.commons.domain.RDFMediaType.TEXT_PLAIN_WITH_CHARSET; 030import static org.slf4j.LoggerFactory.getLogger; 031 032/** 033 * Catch all the exceptions! 034 * 035 * @author lsitu 036 * @author awoods 037 * @author cbeer 038 * @author fasseg 039 */ 040@Provider 041public class WildcardExceptionMapper implements 042 ExceptionMapper<Exception>, ExceptionDebugLogging { 043 044 Boolean showStackTrace = false; 045 046 private static final Logger LOGGER = 047 getLogger(WildcardExceptionMapper.class); 048 049 @Override 050 public Response toResponse(final Exception e) { 051 if (e.getCause() instanceof SessionMissingException) { 052 return new SessionMissingExceptionMapper() 053 .toResponse((SessionMissingException) e.getCause()); 054 } 055 056 LOGGER.warn("Unmapped exception", e); 057 return serverError().entity( 058 showStackTrace ? getStackTraceAsString(e) : null).type(TEXT_PLAIN_WITH_CHARSET).build(); 059 } 060 061 /** 062 * Set whether the full stack trace should be returned as part of the 063 * error response. This may be a bad idea if the stack trace is exposed 064 * to the public. 065 * @param showStackTrace the boolean value of showing stack trace 066 */ 067 public void setShowStackTrace(final Boolean showStackTrace) { 068 this.showStackTrace = showStackTrace; 069 } 070}