PragPub 2011-01: Issue #19 by The Pragmatic Bookshelf

Author:The Pragmatic Bookshelf
Language: eng
Format: epub, mobi
Tags: PragPub—Monthly Magazine
Publisher: The Pragmatic Bookshelf, LLC
Published: 2011-01-01T05:00:00+00:00

For Web apps, completely automate the packaging process with Warbler.

All three of these approaches can be automated to some degree, but some require more custom code than others. Let’s take a closer look at the three techniques.

Do It Yourself

Doing your own packaging used to be the only game in town for JRuby deployment. You’d extract jruby-complete.jar to a staging area, copy in all your Ruby gems, and then recursively go through and extract any jars contained in those gems.

You’d then write and compile a little Java stub program that would launch your main Ruby program, something like this:

import org.jruby.embed.ScriptingContainer;

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