Rubeus provides you an easy access to Java objects from Ruby scripts on JRuby. Currently, we're working on Swing libralies. With Rubeus swing-extension, you'll be free from messy chank of codes. It makes everything about Swing surprisingly simple ! JDBC supports will come next !
Google Group: http://groups.google.com/group/rubeus
example_code01:
with_rubeus: http://code.google.com/p/rubeus/source/browse/trunk/examples/rubeus_swing_example01.rb
with_java: http://code.google.com/p/rubeus/source/browse/trunk/examples/JavaSwingExample01.java
example_code02:
with_rubeus: http://code.google.com/p/rubeus/source/browse/trunk/examples/notepad.rb
example_code03 - "nyanco_viewer":
with_rubeus: http://code.google.com/p/rubeus/source/browse/trunk/examples/nyanco_viewer/nyanco_viewer_rubeus.rb