hadoop DataEncryptionKey 源码
haddop DataEncryptionKey 代码
文件路径：/hadoop-hdfs-project/hadoop-hdfs-client/src/main/java/org/apache/hadoop/hdfs/security/token/block/DataEncryptionKey.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.hdfs.security.token.block;
import org.apache.hadoop.classification.InterfaceAudience;
/**
* A little struct class to contain all fields required to perform encryption of
* the DataTransferProtocol.
*/
@InterfaceAudience.Private
public class DataEncryptionKey {
public final int keyId;
public final String blockPoolId;
public final byte[] nonce;
public final byte[] encryptionKey;
public final long expiryDate;
public final String encryptionAlgorithm;
public DataEncryptionKey(int keyId, String blockPoolId, byte[] nonce,
byte[] encryptionKey, long expiryDate, String encryptionAlgorithm) {
this.keyId = keyId;
this.blockPoolId = blockPoolId;
this.nonce = nonce;
this.encryptionKey = encryptionKey;
this.expiryDate = expiryDate;
this.encryptionAlgorithm = encryptionAlgorithm;
}
@Override
public String toString() {
return keyId + "/" + blockPoolId + "/" + nonce.length + "/" +
encryptionKey.length;
}
}
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