MPS languages compiled with JDK earlier than 1.8 Follow

Hello forum!

Is there a possibility to build a constructor for concepts, so that I can write something like this:

node<MyConcept> myNode = new node<MyConcept>(param1, param2...);

I couldn't find anything here:
https://confluence.jetbrains.com/display/MPSD32/SModel+language+Modification+operations

Thanks!

Regards,
msch95