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.quarkus.component.kafka;
  
  import java.util.Optional;
  
  import jakarta.enterprise.context.ApplicationScoped;
  import jakarta.enterprise.event.Observes;
  import org.apache.camel.component.kafka.KafkaComponent;
  import org.apache.camel.component.kafka.KafkaConfiguration;
  import org.apache.camel.quarkus.core.events.ComponentAddEvent;
  import org.apache.camel.util.ObjectHelper;
  import org.eclipse.microprofile.config.Config;
  import org.eclipse.microprofile.config.ConfigProvider;
  
  @ApplicationScoped
  public class KafkaComponentObserver {
      private static final String CAMEL_KAFKA_BROKERS = "camel.component.kafka.brokers";
      private static final String KAFKA_BOOTSTRAP_SERVERS = "kafka.bootstrap.servers";
  
      void initKafkaBrokerConfiguration(@Observes ComponentAddEvent event) {
          if (event.getComponent() instanceof KafkaComponent kafkaComponent) {
              Config config = ConfigProvider.getConfig();
              KafkaConfiguration configuration = kafkaComponent.getConfiguration();
  
              Optional<String> camelKafkaBrokers = config.getOptionalValue(CAMEL_KAFKA_BROKERS, String.class);
              Optional<String> kafkaBootstrapServers = config.getOptionalValue(KAFKA_BOOTSTRAP_SERVERS, String.class);
              if (camelKafkaBrokers.isEmpty() && ObjectHelper.isEmpty(configuration.getBrokers())
                      && kafkaBootstrapServers.isPresent()) {
                  configuration.setBrokers(kafkaBootstrapServers.get());
              }
          }
      }
  }
  