hadoop Token 源码
haddop Token 代码
文件路径：/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/api/records/Token.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.yarn.api.records;
import java.nio.ByteBuffer;
import org.apache.hadoop.classification.InterfaceAudience.Private;
import org.apache.hadoop.classification.InterfaceAudience.Public;
import org.apache.hadoop.classification.InterfaceStability.Stable;
import org.apache.hadoop.classification.InterfaceStability.Unstable;
import org.apache.hadoop.yarn.util.Records;
/**
* <p><code>Token</code> is the security entity used by the framework
* to verify authenticity of any resource.</p>
*/
@Public
@Stable
public abstract class Token {
@Private
@Unstable
public static Token newInstance(byte[] identifier, String kind, byte[] password,
String service) {
Token token = Records.newRecord(Token.class);
token.setIdentifier(ByteBuffer.wrap(identifier));
token.setKind(kind);
token.setPassword(ByteBuffer.wrap(password));
token.setService(service);
return token;
}
/**
* Get the token identifier.
* @return token identifier
*/
@Public
@Stable
public abstract ByteBuffer getIdentifier();
@Private
@Unstable
public abstract void setIdentifier(ByteBuffer identifier);
/**
* Get the token password
* @return token password
*/
@Public
@Stable
public abstract ByteBuffer getPassword();
@Private
@Unstable
public abstract void setPassword(ByteBuffer password);
/**
* Get the token kind.
* @return token kind
*/
@Public
@Stable
public abstract String getKind();
@Private
@Unstable
public abstract void setKind(String kind);
/**
* Get the service to which the token is allocated.
* @return service to which the token is allocated
*/
@Public
@Stable
public abstract String getService();
@Private
@Unstable
public abstract void setService(String service);
}
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