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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.cloudsigma.handlers;
 
 
 
 
This will parse and set an appropriate exception on the command object.

Errors are returned with an appropriate HTTP status code, an X-Elastic- Error header specifying the error type, and a text description in the HTTP body.

Author(s):
Adrian Cole
 
 public class CloudSigmaErrorHandler implements HttpErrorHandler {
    @Resource
    protected Logger logger = .;
 
    public void handleError(HttpCommand commandHttpResponse response) {
       // it is important to always read fully and close streams
       String message = parseMessage(response);
       Exception exception = message != null ? new HttpResponseException(commandresponsemessage)
             : new HttpResponseException(commandresponse);
       try {
          message = message != null ? message : String.format("%s -> %s"command.getCurrentRequest().getRequestLine(),
                response.getStatusLine());
          switch (response.getStatusCode()) {
          case 400:
             if ((command.getCurrentRequest().getEndpoint().getPath().endsWith("/info"))
                   || (message != null && message.indexOf("could not be found") != -1))
                exception = new ResourceNotFoundException(messageexception);
             else if (message != null && message.indexOf("currently in use") != -1)
                exception = new IllegalStateException(messageexception);
             else
                exception = new IllegalArgumentException(messageexception);
             break;
          case 401:
             exception = new AuthorizationException(messageexception);
             break;
          case 404:
             if (!command.getCurrentRequest().getMethod().equals("DELETE")) {
                exception = new ResourceNotFoundException(messageexception);
             }
             break;
          case 405:
             exception = new IllegalArgumentException(messageexception);
             break;
          case 409:
             exception = new IllegalStateException(messageexception);
             break;
          }
       } finally {
          if (response.getPayload() != null)
             Closeables.closeQuietly(response.getPayload().getInput());
          command.setException(exception);
       }
    }
 
    public String parseMessage(HttpResponse response) {
       if (response.getPayload() == null)
          return null;
       try {
          return Strings2.toStringAndClose(response.getPayload().getInput());
       } catch (IOException e) {
          throw new RuntimeException(e);
      } finally {
         try {
            response.getPayload().getInput().close();
         } catch (IOException e) {
            Throwables.propagate(e);
         }
      }
   }
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