anchor.diff:      @GET
       @Path("/name/{name}")
       @Blocking // <2>
  -    public Set<Country> name(@RestPath String name) {
  +    public Set<Country> name(String name) {
           return countriesService.getByName(name);
       }
   }
  
positive.code: 
      @GET
      @Path("/name/{name}")
      @Produces("application/json")
      Uni<Set<Country>> getByNameAsUni(@PathParam("name") String name);
  }
  ----
  
  
negative.code:     @GET
      @Path("/name/{name}")
      @Blocking
      public Set<Country> name(String name) {
          return countriesService.getByName(name);
      }
  
      @GET
      @Path("/name-async/{name}")
      public CompletionStage<Set<Country>> nameAsync(String name) {
          return countriesService.getByNameAsync(name);
      }
  }
  