content: /*
   * 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.Errors;
  import org.apache.kafka.common.protocol.Readable;
  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(Readable readable, short version) {
          return new CreateDelegationTokenResponse(
              new CreateDelegationTokenResponseData(readable, 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;
      }
  }
  