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.clients.consumer.internals.events;
  
  import org.apache.kafka.common.KafkaException;
  
  import java.util.Objects;
  import java.util.Optional;
  import java.util.concurrent.CompletableFuture;
  
  public class StreamsOnAllTasksLostCallbackCompletedEvent extends ApplicationEvent {
  
      private final CompletableFuture<Void> future;
      private final Optional<KafkaException> error;
  
      public StreamsOnAllTasksLostCallbackCompletedEvent(final CompletableFuture<Void> future,
                                                         final Optional<KafkaException> error) {
          super(Type.STREAMS_ON_ALL_TASKS_LOST_CALLBACK_COMPLETED);
          this.future = Objects.requireNonNull(future);
          this.error = Objects.requireNonNull(error);
      }
  
      public CompletableFuture<Void> future() {
          return future;
      }
  
      public Optional<KafkaException> error() {
          return error;
      }
  
      @Override
      protected String toStringBase() {
          return super.toStringBase() +
              ", future=" + future +
              ", error=" + error;
      }
  }
  