package handlers; import models.DbRepository; import models.JdbcRepository; import ratpack.exec.Blocking; import ratpack.handling.Context; import javax.sql.DataSource; import java.sql.Connection; import static ratpack.jackson.Jackson.json; public class DbHandler extends BaseWorldHandler { public void handle(Context ctx, DbRepository repository) { repository.getWorld(randomWorldNumber()).then(result -> ctx.render(json(result))); } }