| /* |
| * 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.apache.beam.sdk.io.gcp.bigquery; |
| |
| import com.google.api.services.bigquery.model.ErrorProto; |
| import com.google.api.services.bigquery.model.TableDataInsertAllResponse; |
| import java.io.Serializable; |
| import java.util.Set; |
| import org.apache.beam.vendor.guava.v26_0_jre.com.google.common.collect.ImmutableSet; |
| |
| /** A retry policy for streaming BigQuery inserts. */ |
| public abstract class InsertRetryPolicy implements Serializable { |
| /** |
| * Contains information about a failed insert. |
| * |
| * <p>Currently only the list of errors returned from BigQuery. In the future this may contain |
| * more information - e.g. how many times this insert has been retried, and for how long. |
| */ |
| public static class Context { |
| // A list of all errors corresponding to an attempted insert of a single record. |
| TableDataInsertAllResponse.InsertErrors errors; |
| |
| public Context(TableDataInsertAllResponse.InsertErrors errors) { |
| this.errors = errors; |
| } |
| } |
| |
| // A list of known persistent errors for which retrying never helps. |
| static final Set<String> PERSISTENT_ERRORS = |
| ImmutableSet.of("invalid", "invalidQuery", "notImplemented"); |
| |
| /** Return true if this failure should be retried. */ |
| public abstract boolean shouldRetry(Context context); |
| |
| /** Never retry any failures. */ |
| public static InsertRetryPolicy neverRetry() { |
| return new InsertRetryPolicy() { |
| @Override |
| public boolean shouldRetry(Context context) { |
| return false; |
| } |
| }; |
| } |
| |
| /** Always retry all failures. */ |
| public static InsertRetryPolicy alwaysRetry() { |
| return new InsertRetryPolicy() { |
| @Override |
| public boolean shouldRetry(Context context) { |
| return true; |
| } |
| }; |
| } |
| |
| /** Retry all failures except for known persistent errors. */ |
| public static InsertRetryPolicy retryTransientErrors() { |
| return new InsertRetryPolicy() { |
| @Override |
| public boolean shouldRetry(Context context) { |
| if (context.errors.getErrors() != null) { |
| for (ErrorProto error : context.errors.getErrors()) { |
| if (error.getReason() != null && PERSISTENT_ERRORS.contains(error.getReason())) { |
| return false; |
| } |
| } |
| } |
| return true; |
| } |
| }; |
| } |
| } |