| /** |
| * Licensed to jclouds, Inc. (jclouds) under one or more |
| * contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. jclouds 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.jclouds.azure.storage.handlers; |
| |
| import static org.jclouds.http.HttpUtils.releasePayload; |
| |
| import java.io.IOException; |
| import java.util.regex.Pattern; |
| |
| import javax.annotation.Resource; |
| import javax.inject.Inject; |
| |
| import org.jclouds.azure.storage.AzureStorageResponseException; |
| import org.jclouds.azure.storage.domain.AzureStorageError; |
| import org.jclouds.azure.storage.util.AzureStorageUtils; |
| import org.jclouds.http.HttpCommand; |
| import org.jclouds.http.HttpErrorHandler; |
| import org.jclouds.http.HttpResponse; |
| import org.jclouds.http.HttpResponseException; |
| import org.jclouds.logging.Logger; |
| import org.jclouds.rest.AuthorizationException; |
| import org.jclouds.rest.ResourceNotFoundException; |
| import org.jclouds.util.Strings2; |
| |
| /** |
| * This will parse and set an appropriate exception on the command object. |
| * |
| * @see AzureStorageError |
| * @author Adrian Cole |
| * |
| */ |
| public class ParseAzureStorageErrorFromXmlContent implements HttpErrorHandler { |
| @Resource |
| protected Logger logger = Logger.NULL; |
| |
| private final AzureStorageUtils utils; |
| |
| @Inject |
| public ParseAzureStorageErrorFromXmlContent(AzureStorageUtils utils) { |
| this.utils = utils; |
| } |
| |
| public static final Pattern CONTAINER_PATH = Pattern.compile("^[/]?([^/]+)$"); |
| public static final Pattern CONTAINER_KEY_PATH = Pattern.compile("^[/]?([^/]+)/(.*)$"); |
| |
| public void handleError(HttpCommand command, HttpResponse response) { |
| Exception exception = new HttpResponseException(command, response); |
| String message = null; |
| AzureStorageError error = null; |
| try { |
| if (response.getPayload() != null) { |
| String contentType = response.getPayload().getContentMetadata().getContentType(); |
| if (contentType != null && (contentType.indexOf("xml") != -1 || contentType.indexOf("unknown") != -1) |
| && !Long.valueOf(0).equals(response.getPayload().getContentMetadata().getContentLength())) { |
| try { |
| error = utils.parseAzureStorageErrorFromContent(command, response, response.getPayload().getInput()); |
| if (error != null) { |
| message = error.getMessage(); |
| exception = new AzureStorageResponseException(command, response, error); |
| } |
| } catch (RuntimeException e) { |
| try { |
| message = Strings2.toString(response.getPayload()); |
| exception = new HttpResponseException(command, response, message); |
| } catch (IOException e1) { |
| } |
| } |
| } else { |
| try { |
| message = Strings2.toString(response.getPayload()); |
| exception = new HttpResponseException(command, response, message); |
| } catch (IOException e) { |
| } |
| } |
| } |
| message = message != null ? message : String.format("%s -> %s", command.getCurrentRequest().getRequestLine(), |
| response.getStatusLine()); |
| exception = refineException(command, response, exception, error, message); |
| } finally { |
| releasePayload(response); |
| command.setException(exception); |
| } |
| } |
| |
| protected Exception refineException(HttpCommand command, HttpResponse response, Exception exception, |
| AzureStorageError error, String message) { |
| switch (response.getStatusCode()) { |
| case 401: |
| exception = new AuthorizationException(message, exception); |
| break; |
| case 404: |
| if (!command.getCurrentRequest().getMethod().equals("DELETE")) { |
| exception = new ResourceNotFoundException(message, exception); |
| } |
| break; |
| case 411: |
| exception = new IllegalArgumentException(message); |
| break; |
| } |
| return exception; |
| } |
| |
| } |