TanYuxin-tyx commented on code in PR #22804: URL: https://github.com/apache/flink/pull/22804#discussion_r1244644398
########## flink-runtime/src/main/java/org/apache/flink/runtime/io/network/partition/hybrid/tiered/file/PartitionFileIndex.java: ########## @@ -0,0 +1,218 @@ +/* + * 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.flink.runtime.io.network.partition.hybrid.tiered.file; + +import javax.annotation.concurrent.GuardedBy; + +import java.util.ArrayList; +import java.util.HashMap; +import java.util.Iterator; +import java.util.List; +import java.util.Map; +import java.util.Optional; + +import static org.apache.flink.util.Preconditions.checkArgument; + +/** + * The {@link PartitionFileIndex} is responsible for storing the indexes of data files generated + * during the partition file write process and utilized during partition file reads. In order to + * simplify the representation of consecutive buffers that belong to a single subpartition within a + * file, these indexes are encapsulated into a {@link Region}. During the partition file write + * process, the {@link Region}s are generated based on the buffers. During partition file reads, the + * {@link Region} is used to retrieve consecutive buffers that belong to a single subpartition. + */ +public class PartitionFileIndex { Review Comment: Renamed the filed index and the writer/reader API. -- 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. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
