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.coordinator.group.streams.assignor;
  
  import java.util.Collections;
  import java.util.Map;
  import java.util.Objects;
  import java.util.Optional;
  import java.util.Set;
  
  /**
   * The assignment specification for a streams group member.
   *
   * @param instanceId   The instance ID if provided.
   * @param rackId       The rack ID if provided.
   * @param activeTasks  Reconciled active tasks
   * @param standbyTasks Reconciled standby tasks
   * @param warmupTasks  Reconciled warm-up tasks
   * @param processId    The process ID.
   * @param clientTags   The client tags for a rack-aware assignment.
   * @param taskOffsets  The last received cumulative task offsets of assigned tasks or dormant tasks.
   */
  public record AssignmentMemberSpec(Optional<String> instanceId,
                                     Optional<String> rackId,
                                     Map<String, Set<Integer>> activeTasks,
                                     Map<String, Set<Integer>> standbyTasks,
                                     Map<String, Set<Integer>> warmupTasks,
                                     String processId,
                                     Map<String, String> clientTags,
                                     Map<TaskId, Long> taskOffsets,
                                     Map<TaskId, Long> taskEndOffsets
  ) {
  
      public AssignmentMemberSpec {
          Objects.requireNonNull(instanceId);
          Objects.requireNonNull(rackId);
          activeTasks = Collections.unmodifiableMap(Objects.requireNonNull(activeTasks));
          standbyTasks = Collections.unmodifiableMap(Objects.requireNonNull(standbyTasks));
          warmupTasks = Collections.unmodifiableMap(Objects.requireNonNull(warmupTasks));
          Objects.requireNonNull(processId);
          clientTags = Collections.unmodifiableMap(Objects.requireNonNull(clientTags));
          taskOffsets = Collections.unmodifiableMap(Objects.requireNonNull(taskOffsets));
          taskEndOffsets = Collections.unmodifiableMap(Objects.requireNonNull(taskEndOffsets));
      }
  
  }
  