Why cannot run compiled JavaFX 11 class?

[Steve Hannah]

The "java" command expects a fully-qualified class name, not a file path as
its argument.

E.g.
cd  /Users/me/Documents/java
java --module-path $PATH_TO_FX --add-modules=javafx.controls HelloFX



On Tue, Oct 30, 2018 at 2:06 PM Murray Eisenberg <murray at math.umass.edu>
wrote:

> This is under macOS Mojave (10.14).
>
> Following instructions at https://openjfx.io/openjfx-docs/#install-javafx,
> I compiled the sample HelloFX.java via:
>
>      javac --module-path $PATH_TO_FX --add-modules=javafx.controls
> /Users/me/Documents/java/HelloFX.java
>
> But now if I attempt to run that...
>
>      java --module-path $PATH_TO_FX --add-modules=javafx.controls
> /Users/me/Documents/java/HelloFX
>
> ... I get error:
>
>      Error: Could not find or load main class
> .Users.me.Documents.java.HelloFX
>      Caused by: java.lang.ClassNotFoundException:
> /Users/me/Documents/java/HelloFX
>
> Yet the file reported as not found is there:
>
>      ls -l /Users/me/Documents/java/HelloFX.class
>      -rwxr--r--  1 me  staff  1336 Oct 30 16:01
> /Users/murray/Documents/java/HelloFX.class
>
> (I had already changed permissions to add `u+x` in case that was the
> issue, but apparently that was not the trouble.
>
> What's wrong?
>
> (Yes, `$PATH_TO_FX` does point to `javafx-sdk-11/lib`.)
>
> ——
> Murray Eisenberg                                murray at math.umass.edu
> Mathematics & Statistics Dept.
> University of Massachusetts Amherst
>
>
>
>
>

-- 
Steve Hannah
Web Lite Solutions Corp.