kafka CreateDelegationTokenResponse 源码
kafka CreateDelegationTokenResponse 代码
文件路径:/clients/src/main/java/org/apache/kafka/common/requests/CreateDelegationTokenResponse.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.requests;
import org.apache.kafka.common.message.CreateDelegationTokenResponseData;
import org.apache.kafka.common.protocol.ApiKeys;
import org.apache.kafka.common.protocol.ByteBufferAccessor;
import org.apache.kafka.common.protocol.Errors;
import org.apache.kafka.common.security.auth.KafkaPrincipal;
import java.nio.ByteBuffer;
import java.util.Map;
public class CreateDelegationTokenResponse extends AbstractResponse {
private final CreateDelegationTokenResponseData data;
public CreateDelegationTokenResponse(CreateDelegationTokenResponseData data) {
super(ApiKeys.CREATE_DELEGATION_TOKEN);
this.data = data;
}
public static CreateDelegationTokenResponse parse(ByteBuffer buffer, short version) {
return new CreateDelegationTokenResponse(
new CreateDelegationTokenResponseData(new ByteBufferAccessor(buffer), version));
}
public static CreateDelegationTokenResponse prepareResponse(int version,
int throttleTimeMs,
Errors error,
KafkaPrincipal owner,
KafkaPrincipal tokenRequester,
long issueTimestamp,
long expiryTimestamp,
long maxTimestamp,
String tokenId,
ByteBuffer hmac) {
CreateDelegationTokenResponseData data = new CreateDelegationTokenResponseData()
.setThrottleTimeMs(throttleTimeMs)
.setErrorCode(error.code())
.setPrincipalType(owner.getPrincipalType())
.setPrincipalName(owner.getName())
.setIssueTimestampMs(issueTimestamp)
.setExpiryTimestampMs(expiryTimestamp)
.setMaxTimestampMs(maxTimestamp)
.setTokenId(tokenId)
.setHmac(hmac.array());
if (version > 2) {
data.setTokenRequesterPrincipalType(tokenRequester.getPrincipalType())
.setTokenRequesterPrincipalName(tokenRequester.getName());
}
return new CreateDelegationTokenResponse(data);
}
public static CreateDelegationTokenResponse prepareResponse(int version, int throttleTimeMs, Errors error,
KafkaPrincipal owner, KafkaPrincipal requester) {
return prepareResponse(version, throttleTimeMs, error, owner, requester, -1, -1, -1, "", ByteBuffer.wrap(new byte[] {}));
}
@Override
public CreateDelegationTokenResponseData data() {
return data;
}
@Override
public Map<Errors, Integer> errorCounts() {
return errorCounts(error());
}
@Override
public int throttleTimeMs() {
return data.throttleTimeMs();
}
@Override
public void maybeSetThrottleTimeMs(int throttleTimeMs) {
data.setThrottleTimeMs(throttleTimeMs);
}
public Errors error() {
return Errors.forCode(data.errorCode());
}
public boolean hasError() {
return error() != Errors.NONE;
}
@Override
public boolean shouldClientThrottle(short version) {
return version >= 1;
}
}
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