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.camel.component.kafka.consumer;
  
  import org.apache.camel.Exchange;
  import org.apache.camel.spi.StateRepository;
  import org.apache.kafka.clients.consumer.Consumer;
  import org.apache.kafka.common.TopicPartition;
  
  /**
   * Factory to create a new {@link KafkaManualCommit} to store on the {@link Exchange}.
   */
  public interface KafkaManualCommitFactory {
      /**
       * A holder class for the Camel exchange related payload, such as the exchange itself, the consumer, thread ID, etc
       */
      class CamelExchangePayload {
          public final Exchange exchange;
          public final Consumer<?, ?> consumer;
          public final String threadId;
          public final StateRepository<String, String> offsetRepository;
  
          public CamelExchangePayload(Exchange exchange, Consumer<?, ?> consumer, String threadId,
                                      StateRepository<String, String> offsetRepository) {
              this.exchange = exchange;
              this.consumer = consumer;
              this.threadId = threadId;
              this.offsetRepository = offsetRepository;
          }
      }
  
      /**
       * A holder class for the payload related to the Kafka record, such as partition and topic information
       */
      class KafkaRecordPayload {
          public final TopicPartition partition;
          public final long recordOffset;
          public final long commitTimeout;
  
          public KafkaRecordPayload(TopicPartition partition, long recordOffset, long commitTimeout) {
              this.partition = partition;
              this.recordOffset = recordOffset;
              this.commitTimeout = commitTimeout;
          }
      }
  
      /**
       * Creates a new instance
       *
       * @param camelExchangePayload the exchange-related payload from Camel
       * @param kafkaRecordPayload   the record-related payload from Kafka
       */
      KafkaManualCommit newInstance(
              CamelExchangePayload camelExchangePayload, KafkaRecordPayload kafkaRecordPayload, CommitManager commitManager);
  }
  