Andreas Hochsteger wrote:

> But how would it be possible to say that the samples block depends on
>  any implementation which implements a certain API, like the roles
> are used in Cocoon today? For example, my-block-samples-block needs
> an XSL:FO processor but does not depend on a concrete implementation
> (e.g. Xalan).
> 


I don't think maven allows this at the moment. It's a valid usecase though.


Jorg