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 com.aliyun.odps.local.common;
  
  import java.io.File;
  
  import com.aliyun.odps.Column;
  import com.aliyun.odps.OdpsType;
  
  public class FileSplit {
  
    public static final FileSplit NullSplit = new FileSplit(null, new Column[]{new Column("nil",
                                                                                          OdpsType.STRING)},
                                                            0, 0);
    private File file;
    private Column[] schema;
    private long start;
    private long length;
  
    FileSplit() {
    }
  
    /**
     * Constructs a split with host information
     *
     * @param file
     *     the file name
     * @param start
     *     the position of the first byte in the file to process
     * @param length
     *     the number of bytes in the file to process
     */
    public FileSplit(File file, Column[] schema, long start, long length) {
      this.file = file;
      this.schema = schema;
      this.start = start;
      this.length = length;
    }
  
    /**
     * The file containing this split's data.
     */
    public File getFile() {
      return file;
    }
  
    public Column[] getSchema() {
      return schema;
    }
  
    /**
     * The position of the first byte in the file to process.
     */
    public long getStart() {
      return start;
    }
  
    /**
     * The number of bytes in the file to process.
     */
    public long getLength() {
      return length;
    }
  
    public String toString() {
      return file + ":" + start + "+" + length;
    }
  
  }
  