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.streams.internals;
  
  import org.apache.kafka.clients.admin.AdminClientConfig;
  import org.apache.kafka.common.Uuid;
  import org.apache.kafka.streams.ClientInstanceIds;
  
  import java.util.HashMap;
  import java.util.Map;
  
  public class ClientInstanceIdsImpl implements ClientInstanceIds {
      private final Map<String, Uuid> consumerInstanceIds = new HashMap<>();
      private final Map<String, Uuid> producerInstanceIds = new HashMap<>();
      private Uuid adminInstanceId;
  
      public void addConsumerInstanceId(final String key, final Uuid instanceId) {
          consumerInstanceIds.put(key, instanceId);
      }
  
      public void addProducerInstanceId(final String key, final Uuid instanceId) {
          producerInstanceIds.put(key, instanceId);
      }
  
      public void setAdminInstanceId(final Uuid instanceId) {
          adminInstanceId = instanceId;
      }
  
      @Override
      public Uuid adminInstanceId() {
          if (adminInstanceId == null) {
              throw new IllegalStateException(
                  "Telemetry is not enabled on the admin client." +
                      " Set config `" + AdminClientConfig.ENABLE_METRICS_PUSH_CONFIG + "` to `true`.");
          }
          return adminInstanceId;
      }
  
      @Override
      public Map<String, Uuid> consumerInstanceIds() {
          return consumerInstanceIds;
      }
  
      @Override
      public Map<String, Uuid> producerInstanceIds() {
          return producerInstanceIds;
      }
  }
  