forked from voldemort/voldemort
/
MD5CheckSum.java
40 lines (32 loc) · 1.18 KB
/
MD5CheckSum.java
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/*
* Copyright 2008-2009 LinkedIn, Inc
*
* Licensed 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 voldemort.store.readonly.checksum;
import java.security.MessageDigest;
import java.security.NoSuchAlgorithmException;
public class MD5CheckSum extends CheckSum {
private MessageDigest checkSumGenerator = null;
public MD5CheckSum() throws NoSuchAlgorithmException {
checkSumGenerator = MessageDigest.getInstance("md5");
}
@Override
public byte[] getCheckSum() {
return checkSumGenerator.digest();
}
@Override
public void update(byte[] input, int startIndex, int length) {
checkSumGenerator.update(input, startIndex, length);
}
}