kafka SaslHandshakeResponse 源码

  • 2022-10-20
  • 浏览 (437)

kafka SaslHandshakeResponse 代码

文件路径:/clients/src/main/java/org/apache/kafka/common/requests/SaslHandshakeResponse.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.SaslHandshakeResponseData;
import org.apache.kafka.common.protocol.ApiKeys;
import org.apache.kafka.common.protocol.ByteBufferAccessor;
import org.apache.kafka.common.protocol.Errors;

import java.nio.ByteBuffer;
import java.util.List;
import java.util.Map;

/**
 * Response from SASL server which indicates if the client-chosen mechanism is enabled in the server.
 * For error responses, the list of enabled mechanisms is included in the response.
 */
public class SaslHandshakeResponse extends AbstractResponse {

    private final SaslHandshakeResponseData data;

    public SaslHandshakeResponse(SaslHandshakeResponseData data) {
        super(ApiKeys.SASL_HANDSHAKE);
        this.data = data;
    }

    /*
    * Possible error codes:
    *   UNSUPPORTED_SASL_MECHANISM(33): Client mechanism not enabled in server
    *   ILLEGAL_SASL_STATE(34) : Invalid request during SASL handshake
    */
    public Errors error() {
        return Errors.forCode(data.errorCode());
    }

    @Override
    public Map<Errors, Integer> errorCounts() {
        return errorCounts(Errors.forCode(data.errorCode()));
    }

    @Override
    public int throttleTimeMs() {
        return DEFAULT_THROTTLE_TIME;
    }

    @Override
    public void maybeSetThrottleTimeMs(int throttleTimeMs) {
        // Not supported by the response schema
    }

    @Override
    public SaslHandshakeResponseData data() {
        return data;
    }

    public List<String> enabledMechanisms() {
        return data.mechanisms();
    }

    public static SaslHandshakeResponse parse(ByteBuffer buffer, short version) {
        return new SaslHandshakeResponse(new SaslHandshakeResponseData(new ByteBufferAccessor(buffer), version));
    }
}

相关信息

kafka 源码目录

相关文章

kafka AbstractControlRequest 源码

kafka AbstractRequest 源码

kafka AbstractRequestResponse 源码

kafka AbstractResponse 源码

kafka AddOffsetsToTxnRequest 源码

kafka AddOffsetsToTxnResponse 源码

kafka AddPartitionsToTxnRequest 源码

kafka AddPartitionsToTxnResponse 源码

kafka AllocateProducerIdsRequest 源码

kafka AllocateProducerIdsResponse 源码

0  赞