/* * Copyright 2016 Google Inc. All Rights Reserved. * * Licensed 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 com.google.cloud.dns; import com.google.api.client.googleapis.json.GoogleJsonError; import com.google.cloud.BaseServiceException; import com.google.cloud.RetryHelper.RetryHelperException; import com.google.cloud.RetryHelper.RetryInterruptedException; import com.google.common.collect.ImmutableSet; import java.io.IOException; import java.util.Set; /** * DNS service exception. */ public class DnsException extends BaseServiceException { // see: https://cloud.google.com/dns/troubleshooting private static final Set<Error> RETRYABLE_ERRORS = ImmutableSet.of( new Error(429, null, true), new Error(500, null, false), new Error(502, null, false), new Error(503, null, false), new Error(null, "userRateLimitExceeded", true), new Error(null, "rateLimitExceeded", true)); private static final long serialVersionUID = 490302380416260252L; public DnsException(IOException exception, boolean idempotent) { super(exception, idempotent); } public DnsException(GoogleJsonError error, boolean idempotent) { super(error, idempotent); } private DnsException(int code, String message) { super(code, message, null, true); } @Override protected Set<Error> retryableErrors() { return RETRYABLE_ERRORS; } /** * Translate RetryHelperException to the DnsException that caused the error. This method will * always throw an exception. * * @throws DnsException when {@code ex} was caused by a {@code DnsException} * @throws RetryInterruptedException when {@code ex} is a {@code RetryInterruptedException} */ static DnsException translateAndThrow(RetryHelperException ex) { BaseServiceException.translateAndPropagateIfPossible(ex); throw new DnsException(UNKNOWN_CODE, ex.getMessage()); } }