``` @RestController class ParamController { @...

# spring

[Lt. Templeton Peck]

@RestController
class ParamController {

    @GetMapping
    @ResponseStatus(HttpStatus.OK)
    fun query(@ModelAttribute query: ParamQuery) = query.ids1 + query.ids2

}

data class ParamQuery(
    val ids1: Set<String> = setOf()
) {
    var ids2: Set<String> = setOf()
}