| /* |
| * 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.hudi.table.action.compact.strategy; |
| |
| import org.apache.hudi.avro.model.HoodieCompactionOperation; |
| import org.apache.hudi.avro.model.HoodieCompactionPlan; |
| import org.apache.hudi.config.HoodieWriteConfig; |
| |
| import java.util.ArrayList; |
| import java.util.Comparator; |
| import java.util.List; |
| import java.util.stream.Collectors; |
| |
| /** |
| * UnBoundedPartitionAwareCompactionStrategy is a custom UnBounded Strategy. This will filter all the partitions that |
| * are eligible to be compacted by a {@link BoundedPartitionAwareCompactionStrategy} and return the result. This is done |
| * so that a long running UnBoundedPartitionAwareCompactionStrategy does not step over partitions in a shorter running |
| * BoundedPartitionAwareCompactionStrategy. Essentially, this is an inverse of the partitions chosen in |
| * BoundedPartitionAwareCompactionStrategy |
| * |
| * @see CompactionStrategy |
| */ |
| public class UnBoundedPartitionAwareCompactionStrategy extends CompactionStrategy { |
| |
| @Override |
| public List<HoodieCompactionOperation> orderAndFilter(HoodieWriteConfig config, |
| final List<HoodieCompactionOperation> operations, final List<HoodieCompactionPlan> pendingCompactionWorkloads) { |
| BoundedPartitionAwareCompactionStrategy boundedPartitionAwareCompactionStrategy = |
| new BoundedPartitionAwareCompactionStrategy(); |
| List<HoodieCompactionOperation> operationsToExclude = |
| boundedPartitionAwareCompactionStrategy.orderAndFilter(config, operations, pendingCompactionWorkloads); |
| List<HoodieCompactionOperation> allOperations = new ArrayList<>(operations); |
| allOperations.removeAll(operationsToExclude); |
| return allOperations; |
| } |
| |
| @Override |
| public List<String> filterPartitionPaths(HoodieWriteConfig writeConfig, List<String> partitionPaths) { |
| List<String> allPartitionPaths = |
| partitionPaths.stream().map(partition -> partition.replace("/", "-")).sorted(Comparator.reverseOrder()) |
| .map(partitionPath -> partitionPath.replace("-", "/")).collect(Collectors.toList()); |
| BoundedPartitionAwareCompactionStrategy boundedPartitionAwareCompactionStrategy = |
| new BoundedPartitionAwareCompactionStrategy(); |
| List<String> partitionsToExclude = |
| boundedPartitionAwareCompactionStrategy.filterPartitionPaths(writeConfig, partitionPaths); |
| allPartitionPaths.removeAll(partitionsToExclude); |
| return allPartitionPaths; |
| } |
| } |