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.integration;
  
  import java.math.BigInteger;
  import java.util.Map;
  import java.util.Properties;
  import java.util.concurrent.TimeUnit;
  
  import org.apache.camel.component.mock.MockEndpoint;
  import org.apache.kafka.clients.producer.ProducerRecord;
  import org.apache.kafka.common.header.internals.RecordHeader;
  
  import static org.awaitility.Awaitility.await;
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertTrue;
  
  public abstract class KafkaConsumerIdempotentTestSupport extends BaseKafkaTestSupport {
  
      protected void doSend(int size, String topic) {
          Properties props = getDefaultProperties();
          try (org.apache.kafka.clients.producer.KafkaProducer<String, String> producer
                  = new org.apache.kafka.clients.producer.KafkaProducer<>(props)) {
              for (int k = 0; k < size; k++) {
                  String msg = "message-" + k;
                  ProducerRecord<String, String> data = new ProducerRecord<>(topic, String.valueOf(k), msg);
  
                  data.headers().add(new RecordHeader("id", BigInteger.valueOf(k).toByteArray()));
                  producer.send(data);
              }
          }
      }
  
      protected void doRun(MockEndpoint mockEndpoint, int size) {
  
          await().atMost(5, TimeUnit.MINUTES).untilAsserted(
                  () -> assertEquals(size, mockEndpoint.getReceivedExchanges().size()));
  
          Map<String, Object> headers = mockEndpoint.getExchanges().get(0).getIn().getHeaders();
          assertTrue(headers.containsKey("id"), "0");
      }
  }
  