org.apache.hadoop.fs.MD5MD5CRC32CastagnoliFileChecksum Maven / Gradle / Ivy
/**
* 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.fs;
import org.apache.hadoop.io.MD5Hash;
import org.apache.hadoop.util.DataChecksum;
/** For CRC32 with the Castagnoli polynomial */
public class MD5MD5CRC32CastagnoliFileChecksum extends MD5MD5CRC32FileChecksum {
/** Same as this(0, 0, null) */
public MD5MD5CRC32CastagnoliFileChecksum() {
this(0, 0, null);
}
/** Create a MD5FileChecksum */
public MD5MD5CRC32CastagnoliFileChecksum(int bytesPerCRC, long crcPerBlock, MD5Hash md5) {
super(bytesPerCRC, crcPerBlock, md5);
}
@Override
public DataChecksum.Type getCrcType() {
// default to the one that is understood by all releases.
return DataChecksum.Type.CRC32C;
}
}