| /* |
| * 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.utilities.checkpointing; |
| |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hudi.common.config.TypedProperties; |
| import org.apache.hudi.common.model.HoodieCommitMetadata; |
| import org.apache.hudi.common.table.HoodieTableMetaClient; |
| import org.apache.hudi.exception.HoodieException; |
| |
| import java.io.IOException; |
| import java.util.Objects; |
| |
| import static org.apache.hudi.utilities.deltastreamer.HoodieDeltaStreamer.CHECKPOINT_KEY; |
| |
| /** |
| * This is used to set a checkpoint from latest commit of another (mirror) hudi dataset. |
| * Used by integration test. |
| */ |
| public class InitialCheckpointFromAnotherHoodieTimelineProvider extends InitialCheckPointProvider { |
| |
| private HoodieTableMetaClient anotherDsHoodieMetaclient; |
| |
| public InitialCheckpointFromAnotherHoodieTimelineProvider(TypedProperties props) { |
| super(props); |
| } |
| |
| @Override |
| public void init(Configuration config) throws HoodieException { |
| super.init(config); |
| this.anotherDsHoodieMetaclient = new HoodieTableMetaClient(config, path.toString()); |
| } |
| |
| @Override |
| public String getCheckpoint() throws HoodieException { |
| return anotherDsHoodieMetaclient.getCommitsTimeline().filterCompletedInstants().getReverseOrderedInstants() |
| .map(instant -> { |
| try { |
| HoodieCommitMetadata commitMetadata = HoodieCommitMetadata |
| .fromBytes(anotherDsHoodieMetaclient.getActiveTimeline().getInstantDetails(instant).get(), |
| HoodieCommitMetadata.class); |
| return commitMetadata.getMetadata(CHECKPOINT_KEY); |
| } catch (IOException e) { |
| return null; |
| } |
| }).filter(Objects::nonNull).findFirst().get(); |
| } |
| } |