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.StreamsGroupHeartbeatResponseData;
  import org.apache.kafka.common.protocol.ApiKeys;
  import org.apache.kafka.common.protocol.Errors;
  import org.apache.kafka.common.protocol.Readable;
  
  import java.util.Collections;
  import java.util.Map;
  
  /**
   * 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#UNRELEASED_INSTANCE_ID}
   * - {@link Errors#GROUP_MAX_SIZE_REACHED}
   * - {@link Errors#GROUP_ID_NOT_FOUND}
   * - {@link Errors#TOPIC_AUTHORIZATION_FAILED}
   * - {@link Errors#CLUSTER_AUTHORIZATION_FAILED}
   * - {@link Errors#STREAMS_INVALID_TOPOLOGY}
   * - {@link Errors#STREAMS_INVALID_TOPOLOGY_EPOCH}
   * - {@link Errors#STREAMS_TOPOLOGY_FENCED}
   */
  public class StreamsGroupHeartbeatResponse extends AbstractResponse {
      private final StreamsGroupHeartbeatResponseData data;
  
      public StreamsGroupHeartbeatResponse(StreamsGroupHeartbeatResponseData data) {
          super(ApiKeys.STREAMS_GROUP_HEARTBEAT);
          this.data = data;
      }
  
      @Override
      public StreamsGroupHeartbeatResponseData 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 StreamsGroupHeartbeatResponse parse(Readable readable, short version) {
          return new StreamsGroupHeartbeatResponse(new StreamsGroupHeartbeatResponseData(
              readable, version));
      }
  
      public enum Status {
          STALE_TOPOLOGY((byte) 0, "The topology epoch supplied is inconsistent with the topology for this streams group."),
          MISSING_SOURCE_TOPICS((byte) 1, "One or more source topics are missing or a source topic regex resolves to zero topics."),
          INCORRECTLY_PARTITIONED_TOPICS((byte) 2, "One or more topics expected to be copartitioned are not copartitioned."),
          MISSING_INTERNAL_TOPICS((byte) 3, "One or more internal topics are missing."),
          SHUTDOWN_APPLICATION((byte) 4, "A client requested the shutdown of the whole application.");
  
          private final byte code;
          private final String message;
  
          Status(final byte code, final String message) {
              this.code = code;
              this.message = message;
          }
  
          public byte code() {
              return code;
          }
  
          public String message() {
              return message;
          }
      }
  }
  