Zero boilerplate delegation in Kotlin 3

CopyPrinter.java

public final class CopyPrinter implements Copy, Print {
   // $FF: synthetic field
   private final Copy $$delegate_0;
   // $FF: synthetic field
   private final Print $$delegate_1;

   public CopyPrinter(@NotNull Copy copier, @NotNull Print printer) {
      Intrinsics.checkParameterIsNotNull(copier, "copier");
      Intrinsics.checkParameterIsNotNull(printer, "printer");
      super();
      this.$$delegate_0 = copier;
      this.$$delegate_1 = printer;
   }

   @NotNull
   public Page copy(@NotNull Page page) {
      Intrinsics.checkParameterIsNotNull(page, "page");
      return this.$$delegate_0.copy(page);
   }

   public void print(@NotNull Page page) {
      Intrinsics.checkParameterIsNotNull(page, "page");
      this.$$delegate_1.print(page);
   }
}

public interface Copy {
   @NotNull
   Page copy(@NotNull Page var1);
}

public interface Print {
   void print(@NotNull Page var1);
}

public final class Page {
}