How can I run Java on iOS? And JavaFX?

Is it possible to run a Java program on iOS?
If so, what technologies should I use?
It is possible to develop an application with JavaFX and I would like to run it on iOS, is it possible? instead on Android, do I have to make any particular changes?


You can do that via the tools from The code for Android and iOS is mostly identical. This tutorial may get you started.