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.component.kafka.KafkaConfiguration;
  import org.apache.camel.component.kafka.KafkaConsumer;
  import org.apache.kafka.clients.consumer.Consumer;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  public final class CommitManagers {
      private static final Logger LOG = LoggerFactory.getLogger(CommitManagers.class);
  
      private CommitManagers() {
      }
  
      public static CommitManager createCommitManager(
              Consumer<?, ?> consumer, KafkaConsumer kafkaConsumer, String threadId, String printableTopic) {
          KafkaConfiguration configuration = kafkaConsumer.getEndpoint().getConfiguration();
  
          if (configuration.isAllowManualCommit()) {
              LOG.debug("Allowing manual commit management");
              KafkaManualCommitFactory manualCommitFactory = kafkaConsumer.getEndpoint().getKafkaManualCommitFactory();
              if (manualCommitFactory instanceof DefaultKafkaManualAsyncCommitFactory) {
                  LOG.debug("Using an async commit manager for manual commit management");
                  return new AsyncCommitManager(consumer, kafkaConsumer, threadId, printableTopic);
              } else {
                  if (manualCommitFactory instanceof DefaultKafkaManualCommitFactory) {
                      LOG.debug("Using a sync commit manager for manual commit management");
                      return new SyncCommitManager(consumer, kafkaConsumer, threadId, printableTopic);
                  } else {
                      // This has been the default behavior for Camel
                      LOG.debug("Using an NO-OP commit manager for manual commit management");
                      return new NoopCommitManager(consumer, kafkaConsumer, threadId, printableTopic);
                  }
              }
          } else {
              if (configuration.getOffsetRepository() != null) {
                  LOG.debug("Using a commit-to-offset manager for commit management");
                  return new CommitToOffsetManager(consumer, kafkaConsumer, threadId, printableTopic);
              }
  
              if (configuration.isBatching()) {
                  LOG.debug("Using an async commit manager for auto commit management with batch processing");
                  return new AsyncCommitManager(consumer, kafkaConsumer, threadId, printableTopic);
              }
          }
  
          LOG.debug("Using a NO-OP commit manager with auto-commit enabled on the Kafka consumer");
          return new NoopCommitManager(consumer, kafkaConsumer, threadId, printableTopic);
      }
  }
  