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
   *
   *     https://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.avro.file;
  
  /**
   * Constants used in data files.
   */
  public class DataFileConstants {
    private DataFileConstants() {
    } // no public ctor
  
    public static final byte VERSION = 1;
    public static final byte[] MAGIC = new byte[] { (byte) 'O', (byte) 'b', (byte) 'j', VERSION };
    public static final int SYNC_SIZE = 16;
    public static final int DEFAULT_SYNC_INTERVAL = 4000 * SYNC_SIZE;
  
    public static final String SCHEMA = "avro.schema";
    public static final String CODEC = "avro.codec";
    public static final String NULL_CODEC = "null";
    public static final String DEFLATE_CODEC = "deflate";
    public static final String SNAPPY_CODEC = "snappy";
    public static final String BZIP2_CODEC = "bzip2";
    public static final String XZ_CODEC = "xz";
    public static final String ZSTANDARD_CODEC = "zstandard";
  
  }
  