hadoop CodecConstants 源码
haddop CodecConstants 代码
文件路径：/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/io/compress/CodecConstants.java
/*
* 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.hadoop.io.compress;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
/**
* Codec related constants.
*/
@InterfaceAudience.Public
@InterfaceStability.Evolving
public final class CodecConstants {
private CodecConstants() {
}
/**
* Default extension for {@link org.apache.hadoop.io.compress.DefaultCodec}.
*/
public static final String DEFAULT_CODEC_EXTENSION = ".deflate";
/**
* Default extension for {@link org.apache.hadoop.io.compress.BZip2Codec}.
*/
public static final String BZIP2_CODEC_EXTENSION = ".bz2";
/**
* Default extension for {@link org.apache.hadoop.io.compress.GzipCodec}.
*/
public static final String GZIP_CODEC_EXTENSION = ".gz";
/**
* Default extension for {@link org.apache.hadoop.io.compress.Lz4Codec}.
*/
public static final String LZ4_CODEC_EXTENSION = ".lz4";
/**
* Default extension for
* {@link org.apache.hadoop.io.compress.PassthroughCodec}.
*/
public static final String PASSTHROUGH_CODEC_EXTENSION = ".passthrough";
/**
* Default extension for {@link org.apache.hadoop.io.compress.SnappyCodec}.
*/
public static final String SNAPPY_CODEC_EXTENSION = ".snappy";
/**
* Default extension for {@link org.apache.hadoop.io.compress.ZStandardCodec}.
*/
public static final String ZSTANDARD_CODEC_EXTENSION = ".zst";
}
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