Re: Thought on multiplicity of properties in Java

2018-09-18 Thread Martin Desruisseaux
Hello Rémi Le 18/09/2018 à 00:28, fo...@univ-mlv.fr a écrit : > - theoretically, the covariance is defined in term of sub-typing, > trying to widen it's definition may have unintended consequences that > need studying. > Agree that it would require studying. But we have a general guidance, which

Re: Thought on multiplicity of properties in Java

2018-09-17 Thread forax
- Mail original - > De: "Martin Desruisseaux" > À: "Remi Forax" > Cc: "core-libs-dev" > Envoyé: Lundi 17 Septembre 2018 10:21:50 > Objet: Re: Thought on multiplicity of properties in Java > Hello Rémi Hi Martin, > > Thanks fo

Re: Thought on multiplicity of properties in Java

2018-09-17 Thread Martin Desruisseaux
Hello Rémi Thanks for your reply. Le 17/09/2018 à 00:54, Remi Forax a écrit : > The Java spec limit covariance to subtyping relationship only (there > is no covariance between primitive types, or between a primitive type > and it's corresponding wrapper), so you can not use Java to implement > o

Re: Thought on multiplicity of properties in Java

2018-09-16 Thread Remi Forax
Hi Martin, - Mail original - > De: "Martin Desruisseaux" > À: "core-libs-dev" > Envoyé: Samedi 15 Septembre 2018 20:16:45 > Objet: Thought on multiplicity of properties in Java > I’m deriving Java interfaces from the UML of ISO 19111 international

Thought on multiplicity of properties in Java

2018-09-15 Thread Martin Desruisseaux
I’m deriving Java interfaces from the UML of ISO 19111 international standard, and a though come to my mind. This is not a request for changing anything in the Java language now, I’m just wondering if this is something worth to be considered for the future. This proposal would require javac to hand