code: package edu.utexas.cs.utopia.cortado.githubbenchmarks.org.apache.kafka.trogdor.workload;
  
  public class ImplicitRoundTripWorkerExpresso implements RoundTripWorkerInterface
  {
      public ImplicitRoundTripWorkerExpresso(@SuppressWarnings("unused") int maxMessages)
      {
          throw new RuntimeException("Expected cortado to replace this implementation");
      }
  
      @Override
      public void _ackSend()
      {
          throw new RuntimeException("Expected cortado to replace this implementation");
      }
  
      @SuppressWarnings("RedundantThrows")
      @Override
      public void _waitForNoAcks() throws InterruptedException
      {
          throw new RuntimeException("Expected cortado to replace this implementation");
      }
  
      @Override
      public void start()
      {
          throw new RuntimeException("Expected cortado to replace this implementation");
      }
  
      @Override
      public void stop()
      {
          throw new RuntimeException("Expected cortado to replace this implementation");
      }
  }
  