| /* |
| * 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.commit; |
| |
| import org.apache.hudi.client.common.HoodieEngineContext; |
| import org.apache.hudi.common.model.HoodieRecordPayload; |
| import org.apache.hudi.config.HoodieWriteConfig; |
| import org.apache.hudi.table.HoodieTable; |
| import org.apache.hudi.table.action.HoodieWriteMetadata; |
| |
| /** |
| * Helper class to perform delete keys on hoodie table. |
| * |
| * @param <T> |
| */ |
| public abstract class AbstractDeleteHelper<T extends HoodieRecordPayload, I, K, O, R> { |
| |
| /** |
| * Deduplicate Hoodie records, using the given deduplication function. |
| * |
| * @param keys HoodieKeys to deduplicate |
| * @param table target Hoodie table for deduplicating |
| * @param parallelism parallelism or partitions to be used while reducing/deduplicating |
| * @return HoodieKey already be deduplicated |
| */ |
| public abstract K deduplicateKeys(K keys, HoodieTable<T, I, K, O> table, int parallelism); |
| |
| public abstract HoodieWriteMetadata<O> execute(String instantTime, |
| K keys, HoodieEngineContext context, |
| HoodieWriteConfig config, HoodieTable<T, I, K, O> table, |
| BaseCommitActionExecutor<T, I, K, O, R> deleteExecutor); |
| } |