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 static com.google.common.base.Throwables.getStackTraceAsString; 021import static javax.ws.rs.core.Response.serverError; 022import static org.slf4j.LoggerFactory.getLogger; 023 024import javax.jcr.RepositoryException; 025import javax.ws.rs.core.Response; 026import javax.ws.rs.ext.ExceptionMapper; 027import javax.ws.rs.ext.Provider; 028 029import org.fcrepo.kernel.api.exception.SessionMissingException; 030import org.slf4j.Logger; 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 = true; 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 if ( e.getCause() instanceof RepositoryException) { 057 return new RepositoryExceptionMapper() 058 .toResponse((RepositoryException)e.getCause()); 059 } 060 061 LOGGER.error("Exception intercepted by WildcardExceptionMapper: {}\n", e.getMessage()); 062 debugException(this, e, LOGGER); 063 return serverError().entity( 064 showStackTrace ? getStackTraceAsString(e) : null).build(); 065 } 066 067 /** 068 * Set whether the full stack trace should be returned as part of the 069 * error response. This may be a bad idea if the stack trace is exposed 070 * to the public. 071 * @param showStackTrace the boolean value of showing stack trace 072 */ 073 public void setShowStackTrace(final Boolean showStackTrace) { 074 this.showStackTrace = showStackTrace; 075 } 076}