| /* |
| * 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.integ.testsuite.dag; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.function.Function; |
| import org.apache.hudi.client.WriteStatus; |
| import org.apache.hudi.integ.testsuite.dag.nodes.DagNode; |
| import org.apache.hudi.integ.testsuite.dag.nodes.InsertNode; |
| import org.apache.hudi.integ.testsuite.dag.nodes.UpsertNode; |
| import org.apache.hudi.integ.testsuite.dag.nodes.ValidateNode; |
| import org.apache.hudi.integ.testsuite.configuration.DeltaConfig.Config; |
| import org.apache.spark.api.java.JavaRDD; |
| |
| /** |
| * An implementation of {@link WorkflowDagGenerator}, that generates complex workflowDag. |
| */ |
| public class ComplexDagGenerator implements WorkflowDagGenerator { |
| |
| @Override |
| public WorkflowDag build() { |
| // root node |
| DagNode root = new InsertNode(Config.newBuilder() |
| .withNumRecordsToInsert(1000) |
| .withNumInsertPartitions(3) |
| .withRecordSize(1000).build()); |
| |
| // child node1 |
| DagNode child1 = new UpsertNode(Config.newBuilder() |
| .withNumRecordsToUpdate(999) |
| .withNumRecordsToInsert(1000) |
| .withNumUpsertFiles(1) |
| .withNumUpsertPartitions(1) |
| .withNumInsertPartitions(1) |
| .withRecordSize(10000).build()); |
| |
| // function used to build ValidateNode |
| Function<List<DagNode<JavaRDD<WriteStatus>>>, Boolean> function = (dagNodes) -> { |
| DagNode<JavaRDD<WriteStatus>> parent1 = dagNodes.get(0); |
| List<WriteStatus> statuses = parent1.getResult().collect(); |
| long totalRecordsTouched = statuses.stream().map(st -> st.getStat().getNumUpdateWrites() + st.getStat() |
| .getNumInserts()).reduce((a, b) -> a + b).get(); |
| boolean b1 = totalRecordsTouched == parent1.getConfig().getNumRecordsInsert() |
| + parent1.getConfig().getNumRecordsUpsert(); |
| boolean b2 = statuses.size() > parent1.getConfig().getNumUpsertFiles(); |
| |
| DagNode<JavaRDD<WriteStatus>> parent2 = parent1.getParentNodes().get(0); |
| statuses = parent2.getResult().collect(); |
| totalRecordsTouched = statuses.stream().map(st -> st.getStat().getNumUpdateWrites() + st.getStat() |
| .getNumInserts()).reduce((a, b) -> a + b).get(); |
| boolean b3 = totalRecordsTouched == parent2.getConfig().getNumRecordsInsert() |
| * parent2.getConfig().getNumInsertPartitions() + parent2.getConfig().getNumRecordsUpsert(); |
| return b1 & b2 & b3; |
| }; |
| |
| // child node2 |
| DagNode child2 = new ValidateNode(Config.newBuilder().build(), function); |
| |
| // create relationship between nodes |
| root.addChildNode(child1); |
| // child1.addParentNode(root); |
| child1.addChildNode(child2); |
| // child2.addParentNode(child1); |
| List<DagNode> rootNodes = new ArrayList<>(); |
| rootNodes.add(root); |
| return new WorkflowDag(rootNodes); |
| } |
| |
| } |