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.kafkaconnector.common.test;
  
  import java.util.Map;
  import java.util.concurrent.ExecutionException;
  
  import org.apache.camel.kafkaconnector.common.clients.kafka.KafkaClient;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  public abstract class AbstractTestMessageProducer<T> implements TestMessageProducer<T> {
      private static final Logger LOG = LoggerFactory.getLogger(AbstractTestMessageProducer.class);
  
      private final KafkaClient<String, T> kafkaClient;
      private final String topicName;
      private final int count;
  
      public AbstractTestMessageProducer(KafkaClient<String, T> kafkaClient, String topicName, int count) {
          this.kafkaClient = kafkaClient;
          this.topicName = topicName;
          this.count = count;
      }
  
      public AbstractTestMessageProducer(String bootstrapServer, String topicName, int count) {
          this.kafkaClient = createKafkaClient(bootstrapServer);
          this.topicName = topicName;
          this.count = count;
      }
  
      protected KafkaClient<String, T> createKafkaClient(String bootstrapServer) {
          return new KafkaClient<>(bootstrapServer);
      }
  
      public void produceMessages() throws ExecutionException, InterruptedException {
          LOG.trace("Producing messages ...");
          for (int i = 0; i < count; i++) {
              T message = testMessageContent(i);
              Map<String, String> headers = messageHeaders(message, i);
  
              if (headers == null) {
                  kafkaClient.produce(topicName, message);
              } else {
                  kafkaClient.produce(topicName, message, headers);
              }
          }
      }
  }
  