Examples

This example shows a model to model (M2M) transformation from a book model to a publication model.

Reminder on transformation

Goal

Transform instances Book into instances of Publication.

ATL transformation code

Header

Helper

Helper to to build the author's list

Iterate on a collection

• acc is an accumulator which gets the initial value
• elem is an iterator which iterates on each element of the collection
• For each iteration expression-avec-elem-et-acc is
  • evaluated
  • and then put into acc

Helper to get the total of pages

Rule