| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.meecrowave.jta; |
| |
| import javax.transaction.TransactionalException; |
| import javax.ws.rs.core.Context; |
| import javax.ws.rs.core.MediaType; |
| import javax.ws.rs.core.Response; |
| import javax.ws.rs.ext.ExceptionMapper; |
| import javax.ws.rs.ext.Provider; |
| import javax.ws.rs.ext.Providers; |
| |
| @Provider |
| public class TransactionExceptionMapper implements ExceptionMapper<TransactionalException> { |
| @Context |
| private Providers providers; |
| |
| @Override |
| public Response toResponse(final TransactionalException ejbException) { |
| final Throwable cause = ejbException.getCause(); |
| if (cause != null) { |
| final Class causeClass = cause.getClass(); |
| final ExceptionMapper exceptionMapper = providers.getExceptionMapper(causeClass); |
| if (exceptionMapper == null) { |
| return defaultResponse(cause); |
| } |
| return exceptionMapper.toResponse(cause); |
| } |
| return defaultResponse(ejbException); |
| } |
| |
| private Response defaultResponse(final Throwable cause) { |
| return Response.serverError().type(MediaType.TEXT_PLAIN_TYPE).entity(cause.getMessage()).build(); |
| } |
| } |