hadoop DelegationTokenIdentifier 源码
haddop DelegationTokenIdentifier 代码
文件路径：/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/token/delegation/web/DelegationTokenIdentifier.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.security.token.delegation.web;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
import org.apache.hadoop.io.Text;
import org.apache.hadoop.security.token.delegation.AbstractDelegationTokenIdentifier;
/**
* Concrete delegation token identifier used by {@link DelegationTokenManager},
* {@link KerberosDelegationTokenAuthenticationHandler} and
* {@link DelegationTokenAuthenticationFilter}.
*/
@InterfaceAudience.Private
@InterfaceStability.Evolving
public class DelegationTokenIdentifier
extends AbstractDelegationTokenIdentifier {
private Text kind;
public DelegationTokenIdentifier(Text kind) {
this.kind = kind;
}
/**
* Create a new delegation token identifier
*
* @param kind token kind
* @param owner the effective username of the token owner
* @param renewer the username of the renewer
* @param realUser the real username of the token owner
*/
public DelegationTokenIdentifier(Text kind, Text owner, Text renewer,
Text realUser) {
super(owner, renewer, realUser);
this.kind = kind;
}
/**
* Return the delegation token kind
* @return returns the delegation token kind
*/
@Override
public Text getKind() {
return kind;
}
}
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