| /** |
| * 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; |
| |
| import java.io.DataInput; |
| import java.io.DataOutput; |
| import java.io.IOException; |
| |
| import javax.crypto.Mac; |
| |
| import org.apache.hadoop.io.Text; |
| import org.apache.hadoop.io.Writable; |
| import org.apache.hadoop.io.WritableUtils; |
| |
| /** |
| * Key used for generating and verifying access tokens |
| */ |
| public class BlockAccessKey implements Writable { |
| private long keyID; |
| private Text key; |
| private long expiryDate; |
| private Mac mac; |
| |
| public BlockAccessKey() { |
| this(0L, new Text(), 0L); |
| } |
| |
| public BlockAccessKey(long keyID, Text key, long expiryDate) { |
| this.keyID = keyID; |
| this.key = key; |
| this.expiryDate = expiryDate; |
| } |
| |
| public long getKeyID() { |
| return keyID; |
| } |
| |
| public Text getKey() { |
| return key; |
| } |
| |
| public long getExpiryDate() { |
| return expiryDate; |
| } |
| |
| public Mac getMac() { |
| return mac; |
| } |
| |
| public void setMac(Mac mac) { |
| this.mac = mac; |
| } |
| |
| static boolean isEqual(Object a, Object b) { |
| return a == null ? b == null : a.equals(b); |
| } |
| |
| /** {@inheritDoc} */ |
| public boolean equals(Object obj) { |
| if (obj == this) { |
| return true; |
| } |
| if (obj instanceof BlockAccessKey) { |
| BlockAccessKey that = (BlockAccessKey) obj; |
| return this.keyID == that.keyID && isEqual(this.key, that.key) |
| && this.expiryDate == that.expiryDate; |
| } |
| return false; |
| } |
| |
| /** {@inheritDoc} */ |
| public int hashCode() { |
| return key == null ? 0 : key.hashCode(); |
| } |
| |
| // /////////////////////////////////////////////// |
| // Writable |
| // /////////////////////////////////////////////// |
| /** |
| */ |
| public void write(DataOutput out) throws IOException { |
| WritableUtils.writeVLong(out, keyID); |
| key.write(out); |
| WritableUtils.writeVLong(out, expiryDate); |
| } |
| |
| /** |
| */ |
| public void readFields(DataInput in) throws IOException { |
| keyID = WritableUtils.readVLong(in); |
| key.readFields(in); |
| expiryDate = WritableUtils.readVLong(in); |
| } |
| } |