content: /*
   * 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.celeborn.common.network.buffer;
  
  import java.io.File;
  
  import scala.Tuple2;
  
  import org.apache.celeborn.common.meta.DiskFileInfo;
  import org.apache.celeborn.common.network.util.TransportConf;
  
  public class FileChunkBuffers extends ChunkBuffers {
    private final File file;
    private final TransportConf conf;
  
    public FileChunkBuffers(DiskFileInfo fileInfo, TransportConf conf) {
      super(fileInfo.getReduceFileMeta());
      file = fileInfo.getFile();
      this.conf = conf;
    }
  
    @Override
    public ManagedBuffer chunk(int chunkIndex, int offset, int len) {
      Tuple2<Long, Long> offsetLen = getChunkOffsetLength(chunkIndex, offset, len);
      return new FileSegmentManagedBuffer(conf, file, offsetLen._1, offsetLen._2);
    }
  }
  