| /* |
| * 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.fallbacks; |
| |
| import static com.google.common.base.Preconditions.checkNotNull; |
| import static com.google.common.base.Throwables.propagate; |
| |
| import javax.inject.Inject; |
| import javax.inject.Singleton; |
| |
| import org.jclouds.Fallback; |
| import org.jclouds.http.HttpResponseException; |
| import org.jclouds.rest.AuthorizationException; |
| import org.jclouds.rest.ResourceNotFoundException; |
| |
| @Singleton |
| public final class MapHttp4xxCodesToExceptions implements Fallback<Object> { |
| |
| private final PropagateIfRetryAfter propagateIfRetryAfter; |
| |
| @Inject |
| MapHttp4xxCodesToExceptions(PropagateIfRetryAfter propagateIfRetryAfter) { // NO_UCD |
| this.propagateIfRetryAfter = checkNotNull(propagateIfRetryAfter, "propagateIfRetryAfter"); |
| } |
| @Override |
| public Object createOrPropagate(Throwable t) throws Exception { |
| propagateIfRetryAfter.createOrPropagate(t); // if we pass here, we aren't a retry-after exception |
| if (t instanceof HttpResponseException) { |
| HttpResponseException responseException = HttpResponseException.class.cast(t); |
| if (responseException.getResponse() != null) |
| switch (responseException.getResponse().getStatusCode()) { |
| case 401: |
| throw new AuthorizationException(responseException); |
| case 403: |
| throw new AuthorizationException(responseException); |
| case 404: |
| throw new ResourceNotFoundException(responseException); |
| case 409: |
| throw new IllegalStateException(responseException); |
| } |
| } |
| throw propagate(t); |
| } |
| } |