kafka TokenInformation 源码
kafka TokenInformation 代码
文件路径:/clients/src/main/java/org/apache/kafka/common/security/token/delegation/TokenInformation.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.kafka.common.security.token.delegation;
import org.apache.kafka.common.annotation.InterfaceStability;
import org.apache.kafka.common.security.auth.KafkaPrincipal;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Objects;
/**
* A class representing a delegation token details.
*
*/
@InterfaceStability.Evolving
public class TokenInformation {
private final KafkaPrincipal owner;
private final KafkaPrincipal tokenRequester;
private final Collection<KafkaPrincipal> renewers;
private final long issueTimestamp;
private final long maxTimestamp;
private long expiryTimestamp;
private final String tokenId;
public TokenInformation(String tokenId, KafkaPrincipal owner,
Collection<KafkaPrincipal> renewers, long issueTimestamp, long maxTimestamp, long expiryTimestamp) {
this(tokenId, owner, owner, renewers, issueTimestamp, maxTimestamp, expiryTimestamp);
}
public TokenInformation(String tokenId, KafkaPrincipal owner, KafkaPrincipal tokenRequester,
Collection<KafkaPrincipal> renewers, long issueTimestamp, long maxTimestamp, long expiryTimestamp) {
this.tokenId = tokenId;
this.owner = owner;
this.tokenRequester = tokenRequester;
this.renewers = renewers;
this.issueTimestamp = issueTimestamp;
this.maxTimestamp = maxTimestamp;
this.expiryTimestamp = expiryTimestamp;
}
public KafkaPrincipal owner() {
return owner;
}
public KafkaPrincipal tokenRequester() {
return tokenRequester;
}
public String ownerAsString() {
return owner.toString();
}
public Collection<KafkaPrincipal> renewers() {
return renewers;
}
public Collection<String> renewersAsString() {
Collection<String> renewerList = new ArrayList<>();
for (KafkaPrincipal renewer : renewers) {
renewerList.add(renewer.toString());
}
return renewerList;
}
public long issueTimestamp() {
return issueTimestamp;
}
public long expiryTimestamp() {
return expiryTimestamp;
}
public void setExpiryTimestamp(long expiryTimestamp) {
this.expiryTimestamp = expiryTimestamp;
}
public String tokenId() {
return tokenId;
}
public long maxTimestamp() {
return maxTimestamp;
}
public boolean ownerOrRenewer(KafkaPrincipal principal) {
return owner.equals(principal) || tokenRequester.equals(principal) || renewers.contains(principal);
}
@Override
public String toString() {
return "TokenInformation{" +
"owner=" + owner +
", tokenRequester=" + tokenRequester +
", renewers=" + renewers +
", issueTimestamp=" + issueTimestamp +
", maxTimestamp=" + maxTimestamp +
", expiryTimestamp=" + expiryTimestamp +
", tokenId='" + tokenId + '\'' +
'}';
}
@Override
public boolean equals(Object o) {
if (this == o) {
return true;
}
if (o == null || getClass() != o.getClass()) {
return false;
}
TokenInformation that = (TokenInformation) o;
return issueTimestamp == that.issueTimestamp &&
maxTimestamp == that.maxTimestamp &&
Objects.equals(owner, that.owner) &&
Objects.equals(tokenRequester, that.tokenRequester) &&
Objects.equals(renewers, that.renewers) &&
Objects.equals(tokenId, that.tokenId);
}
@Override
public int hashCode() {
return Objects.hash(owner, tokenRequester, renewers, issueTimestamp, maxTimestamp, expiryTimestamp, tokenId);
}
}
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