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Shaded version of Apache Hadoop for Presto

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/**
 * 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.server.protocol;

import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
import org.apache.hadoop.hdfs.security.token.block.ExportedBlockKeys;

@InterfaceAudience.Private
@InterfaceStability.Evolving
public class KeyUpdateCommand extends DatanodeCommand {
  private final ExportedBlockKeys keys;

  KeyUpdateCommand() {
    this(new ExportedBlockKeys());
  }

  public KeyUpdateCommand(ExportedBlockKeys keys) {
    super(DatanodeProtocol.DNA_ACCESSKEYUPDATE);
    this.keys = keys;
  }

  public ExportedBlockKeys getExportedKeys() {
    return this.keys;
  }
}