ccaominh commented on a change in pull request #8925: Parallel indexing single dim partitions URL: https://github.com/apache/incubator-druid/pull/8925#discussion_r352432715
########## File path: indexing-service/src/main/java/org/apache/druid/indexing/common/task/batch/parallel/PartialGenericSegmentMergeParallelIndexTaskRunner.java ########## @@ -0,0 +1,111 @@ +/* + * 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.druid.indexing.common.task.batch.parallel; + +import com.google.common.annotations.VisibleForTesting; +import org.apache.druid.client.indexing.IndexingServiceClient; +import org.apache.druid.data.input.InputSplit; +import org.apache.druid.indexing.common.TaskToolbox; +import org.apache.druid.segment.indexing.DataSchema; + +import java.util.Iterator; +import java.util.List; +import java.util.Map; + +/** + * {@link ParallelIndexTaskRunner} for the phase to merge partitioned segments in multi-phase parallel indexing. + */ +class PartialGenericSegmentMergeParallelIndexTaskRunner + extends ParallelIndexPhaseRunner<PartialGenericSegmentMergeTask, PushedSegmentsReport> +{ + private final DataSchema dataSchema; + private final List<PartialGenericSegmentMergeIOConfig> mergeIOConfigs; + + PartialGenericSegmentMergeParallelIndexTaskRunner( + TaskToolbox toolbox, + String taskId, + String groupId, + DataSchema dataSchema, + List<PartialGenericSegmentMergeIOConfig> mergeIOConfigs, + ParallelIndexTuningConfig tuningConfig, + Map<String, Object> context, + IndexingServiceClient indexingServiceClient + ) + { + super(toolbox, taskId, groupId, tuningConfig, context, indexingServiceClient); + + this.dataSchema = dataSchema; + this.mergeIOConfigs = mergeIOConfigs; + } + + @Override + public String getName() + { + return PartialGenericSegmentMergeTask.TYPE; + } + + @Override + Iterator<SubTaskSpec<PartialGenericSegmentMergeTask>> subTaskSpecIterator() + { + return mergeIOConfigs.stream().map(this::newTaskSpec).iterator(); + } + + @Override + int getTotalNumSubTasks() + { + return mergeIOConfigs.size(); + } + + @VisibleForTesting + SubTaskSpec<PartialGenericSegmentMergeTask> newTaskSpec(PartialGenericSegmentMergeIOConfig ioConfig) + { + final PartialGenericSegmentMergeIngestionSpec ingestionSpec = + new PartialGenericSegmentMergeIngestionSpec( Review comment: Fixed ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: [email protected] With regards, Apache Git Services --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
