/*
* 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.jclouds.googlecomputeengine.handlers;
import org.jclouds.http.HttpCommand;
import org.jclouds.http.HttpErrorHandler;
import org.jclouds.http.HttpResponse;
import org.jclouds.http.HttpResponseException;
import org.jclouds.rest.AuthorizationException;
import org.jclouds.rest.ResourceNotFoundException;
import javax.inject.Singleton;
import static org.jclouds.http.HttpUtils.closeClientButKeepContentStream;
/**
* This will parse and set an appropriate exception on the command object.
*
* @author Adrian Cole
*/
@Singleton
public class GoogleComputeEngineErrorHandler implements HttpErrorHandler {
public void handleError(HttpCommand command, HttpResponse response) {
// it is important to always read fully and close streams
byte[] data = closeClientButKeepContentStream(response);
String message = data != null ? new String(data) : null;
Exception exception = message != null ? new HttpResponseException(command, response, message)
: new HttpResponseException(command, response);
message = message != null ? message : String.format("%s -> %s", command.getCurrentRequest().getRequestLine(),
response.getStatusLine());
switch (response.getStatusCode()) {
case 400:
break;
case 401:
case 403:
exception = new AuthorizationException(message, exception);
break;
case 404:
if (!command.getCurrentRequest().getMethod().equals("DELETE")) {
exception = new ResourceNotFoundException(message, exception);
}
break;
case 409:
exception = new IllegalStateException(message, exception);
break;
}
command.setException(exception);
}
}