output: #fixed code
                                  @Override
      public void start() {
          disruptor.handleEventsWith(eventHandler);
          disruptor.start();
  
          RingBuffer<ServerEvent> ringBuffer = disruptor.getRingBuffer();
          requestConsumer.startConsumers(ringBuffer);
      }
input: #vulnerable code 
                                  @Override
      public void start() {
          consumerWorkers = new ArrayList<>(consumerThreads);
          CountDownLatch startupLatch = new CountDownLatch(consumerThreads);
          for (int i = 0; i < consumerThreads; i++) {
              KafkaConsumer<String, Request> consumer = new KafkaConsumer<>(consumerProps);
              RequestConsumerWorker worker = new RequestConsumerWorker(topic, consumer, messageDispatcher, startupLatch);
              consumerExecutor.submit(worker);
          }
  
          try {
              startupLatch.await(5000, TimeUnit.MILLISECONDS);
          } catch (InterruptedException e) {
              logger.error("Error while waiting for server consumers to subscribe", e);
          }
      } 
                              #location 8 
                              #vulnerability type RESOURCE_LEAK