org.apache.kafka.common.requests.SaslHandshakeResponse Maven / Gradle / Ivy
/*
* 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 errorCounts() {
return errorCounts(Errors.forCode(data.errorCode()));
}
@Override
public int throttleTimeMs() {
return DEFAULT_THROTTLE_TIME;
}
@Override
public SaslHandshakeResponseData data() {
return data;
}
public List enabledMechanisms() {
return data.mechanisms();
}
public static SaslHandshakeResponse parse(ByteBuffer buffer, short version) {
return new SaslHandshakeResponse(new SaslHandshakeResponseData(new ByteBufferAccessor(buffer), version));
}
}