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.Uuid;
  import org.apache.kafka.common.message.ConsumerGroupHeartbeatResponseData;
  import org.apache.kafka.common.protocol.ApiKeys;
  import org.apache.kafka.common.protocol.Errors;
  import org.apache.kafka.common.protocol.Readable;
  
  import java.util.ArrayList;
  import java.util.Collections;
  import java.util.List;
  import java.util.Map;
  import java.util.Set;
  import java.util.stream.Collectors;
  
  /**
   * Possible error codes.
   *
   * - {@link Errors#GROUP_AUTHORIZATION_FAILED}
   * - {@link Errors#NOT_COORDINATOR}
   * - {@link Errors#COORDINATOR_NOT_AVAILABLE}
   * - {@link Errors#COORDINATOR_LOAD_IN_PROGRESS}
   * - {@link Errors#INVALID_REQUEST}
   * - {@link Errors#UNKNOWN_MEMBER_ID}
   * - {@link Errors#FENCED_MEMBER_EPOCH}
   * - {@link Errors#UNSUPPORTED_ASSIGNOR}
   * - {@link Errors#UNRELEASED_INSTANCE_ID}
   * - {@link Errors#GROUP_MAX_SIZE_REACHED}
   * - {@link Errors#INVALID_REGULAR_EXPRESSION}
   * - {@link Errors#TOPIC_AUTHORIZATION_FAILED}
   */
  public class ConsumerGroupHeartbeatResponse extends AbstractResponse {
      private final ConsumerGroupHeartbeatResponseData data;
  
      public ConsumerGroupHeartbeatResponse(ConsumerGroupHeartbeatResponseData data) {
          super(ApiKeys.CONSUMER_GROUP_HEARTBEAT);
          this.data = data;
      }
  
      @Override
      public ConsumerGroupHeartbeatResponseData data() {
          return data;
      }
  
      @Override
      public Map<Errors, Integer> errorCounts() {
          return Collections.singletonMap(Errors.forCode(data.errorCode()), 1);
      }
  
      @Override
      public int throttleTimeMs() {
          return data.throttleTimeMs();
      }
  
      @Override
      public void maybeSetThrottleTimeMs(int throttleTimeMs) {
          data.setThrottleTimeMs(throttleTimeMs);
      }
  
      public static ConsumerGroupHeartbeatResponse parse(Readable readable, short version) {
          return new ConsumerGroupHeartbeatResponse(new ConsumerGroupHeartbeatResponseData(
              readable, version));
      }
  
      public static ConsumerGroupHeartbeatResponseData.Assignment createAssignment(
          Map<Uuid, Set<Integer>> assignment
      ) {
          List<ConsumerGroupHeartbeatResponseData.TopicPartitions> topicPartitions = assignment.entrySet().stream()
              .map(keyValue -> new ConsumerGroupHeartbeatResponseData.TopicPartitions()
                  .setTopicId(keyValue.getKey())
                  .setPartitions(new ArrayList<>(keyValue.getValue())))
              .collect(Collectors.toList());
  
          return new ConsumerGroupHeartbeatResponseData.Assignment()
              .setTopicPartitions(topicPartitions);
      }
  }
  