| /** |
| * 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.hadoop.lib.wsrs; |
| |
| import org.apache.hadoop.classification.InterfaceAudience; |
| import org.apache.hadoop.util.HttpExceptionUtils; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import javax.ws.rs.core.Response; |
| import javax.ws.rs.ext.ExceptionMapper; |
| |
| @InterfaceAudience.Private |
| public class ExceptionProvider implements ExceptionMapper<Throwable> { |
| private static Logger LOG = LoggerFactory.getLogger(ExceptionProvider.class); |
| |
| private static final String ENTER = System.getProperty("line.separator"); |
| |
| protected Response createResponse(Response.Status status, Throwable throwable) { |
| return HttpExceptionUtils.createJerseyExceptionResponse(status, throwable); |
| } |
| |
| protected String getOneLineMessage(Throwable throwable) { |
| String message = throwable.getMessage(); |
| if (message != null) { |
| int i = message.indexOf(ENTER); |
| if (i > -1) { |
| message = message.substring(0, i); |
| } |
| } |
| return message; |
| } |
| |
| protected void log(Response.Status status, Throwable throwable) { |
| LOG.debug("{}", throwable.getMessage(), throwable); |
| } |
| |
| @Override |
| public Response toResponse(Throwable throwable) { |
| return createResponse(Response.Status.BAD_REQUEST, throwable); |
| } |
| |
| } |