jsr380

so first of all i could not think of a better title for this question so i'm open for changes. I am trying to validate a bean using the bean validation mechanism (JSR-380) with spring boot. So i got a controller like this: @Controller @RequestMapping("/users") class UserController { @PostMapping fun createUser(@Validated user: User, bindingResult: BindingResult): ModelAndView { return ModelAndView("someview", "user", user) } } with this being the User class written in kotlin: data class User( @field:NotEmpty var roles: MutableSet<@NotNull Role> = HashSet() ) and this being the test: @Test