anchor.diff:  public class GreeterResource {
   
       @Autowired
  -    private GreeterBean greeterBean;
  +    GreeterBean greeterBean;
   
       @GET
       @Produces(MediaType.TEXT_PLAIN)
  
positive.code: 
      @Autowired
      @Qualifier("noopFunction")
      private StringFunction noopStringFunction;
  
      @Autowired
      @Qualifier("capitalizeFunction")
      private StringFunction capitalizerStringFunction;
  
      @Value("${greeting.suffix:!}")
      private String suffix;
  
      public GreeterBean(MessageProducer messageProducer) {
          this.messageProducer = messageProducer;
  
negative.code: public class MessageProducer {
  
      @Value("${greeting.message}")
      String message;
  
      public String getPrefix() {
          return message;
  