| /* |
| * 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.slider.core.exceptions; |
| |
| import com.sun.jersey.api.client.ClientResponse; |
| import com.sun.jersey.api.client.UniformInterfaceException; |
| |
| import java.io.FileNotFoundException; |
| import java.io.IOException; |
| |
| /** |
| * static methods to convert exceptions into different types, including |
| * extraction of details and finer-grained conversions. |
| */ |
| public class ExceptionConverter { |
| |
| /** |
| * Convert a Jersey Exception into an IOE or subclass |
| * @param targetURL URL being targeted |
| * @param exception original exception |
| * @return a new exception, the original one nested as a cause |
| */ |
| public static IOException convertJerseyException(String targetURL, |
| UniformInterfaceException exception) { |
| |
| ClientResponse response = exception.getResponse(); |
| if (response != null) { |
| int status = response.getStatus(); |
| if (status >= 400 && status < 500) { |
| FileNotFoundException fnfe = |
| new FileNotFoundException(targetURL); |
| fnfe.initCause(exception); |
| return fnfe; |
| } |
| } |
| |
| return new IOException("Failed to GET " + targetURL + ": " + exception, exception); |
| } |
| } |