> These things may be useful for MRI Ruby (RVM certainly is) but JRuby
> doesn't need them.

> As far as I can see the simplest way to use JRuby is to download the zip
> file with your preferred version and extract it into the directory where
> you will build your project. Then create a short shell script or batch
> file that will (a) add the JRuby /bin directory to the PATH and (b) open
> a terminal at the project directory.

> From that point on if you add gems (the usual way with gem install XXX)
> they will be stored within the project. You can create a sub-directory
> for jars to keep things tidy (perhaps /lib) and include them with
> "require '/lib/xxx.jar'"

> Everything is within the project directory and nothing can be mixed up
> with any other project.

> And if you want to run a copy of your project on another PC all you have
> to do is copy the project directory and all its contents. The only thing
> needed on the other PC is the JVM.

> I can't understand why people spend dozens or hundreds of hours creating
> something like Bundler (or JBundler) when a half dozen hours writing an
> explanation of what needs to be done and how to do it would be a lot
> "cheaper" in programmer-hours and more useful because then the users
> would actually learn something rather than blindly following "black box"
> instructions.

> --
> Posted via http://www.ruby-forum.com/.

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