JRuby in The Enterprise
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This document summarizes a presentation about using JRuby in the enterprise. It introduces the speaker and asks the audience about their backgrounds with Ruby, Rails, Java, and JRuby. It then discusses reasons for using JRuby, including better threading support, performance, Java integration, and leveraging existing Java knowledge. It demonstrates Java integration by creating a simple Swing application in Ruby. It also discusses a case study and upcoming features in JRuby 1.4 RC1.
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JRuby in The Enterprise
- 1. JRuby in the Enterprise Leonardo Borges Sunday, October 4, 2009
- 2. JRuby in the Enterprise Leonardo Borges Sunday, October 4, 2009
- 3. Who am I? • Consultant at ThoughtWorks Australia (former developer at HotelSearch.com) • Open source contributions - Rails - JRuby - rcov_plugin - readable_test_names_runner • Blogger • www.leonardoborges.com • First time speaker JRuby in the Enterprise Sunday, October 4, 2009
- 4. Who are you? JRuby in the Enterprise Sunday, October 4, 2009
- 5. Who are you? • Ruby? JRuby in the Enterprise Sunday, October 4, 2009
- 6. Who are you? • Ruby? • Rails? JRuby in the Enterprise Sunday, October 4, 2009
- 7. Who are you? • Ruby? • Rails? • Java? JRuby in the Enterprise Sunday, October 4, 2009
- 8. Who are you? • Ruby? • Rails? • Java? • JRuby? JRuby in the Enterprise Sunday, October 4, 2009
- 9. Who are you? • Ruby? • Rails? • Java? • JRuby? Why are you here? JRuby in the Enterprise Sunday, October 4, 2009
- 10. Why JRuby? • Better threading support • Leverage the knowledge • Improved performance of an existing team • Java integration (with a • Reuse existing logic vast array of libraries) • Testing • Active community • Full Ruby 1.9 support on the way JRuby in the Enterprise Sunday, October 4, 2009
- 11. ...but before we get dirty Java integration: Ruby meets swing JRuby in the Enterprise Sunday, October 4, 2009
- 12. JavaRuby meets swing Integration frame = javax.swing.JFrame.new("Hello Rails Summit 2009!") frame.setDefaultCloseOperation(javax.swing.JFrame::EXIT_ON_CLOSE) frame.setSize(java.awt.Dimension.new(200,200)) label = javax.swing.JLabel.new("JRuby rocks!") frame.getContentPane.add(label, java.awt.BorderLayout::CENTER) frame.setVisible(true) JRuby in the Enterprise Sunday, October 4, 2009
- 13. JavaRuby meets swing Integration frame = javax.swing.JFrame.new("Hello Rails Summit 2009!") frame.default_close_operation = javax.swing.JFrame::EXIT_ON_CLOSE frame.size = java.awt.Dimension.new(200,200) label = javax.swing.JLabel.new("JRuby rocks!") frame.content_pane.add(label, java.awt.BorderLayout::CENTER) frame.visible = true JRuby in the Enterprise Sunday, October 4, 2009
- 14. Case Study Introducing JTasks JRuby in the Enterprise Sunday, October 4, 2009
- 15. Extending the Case Study listing tasks with JRuby JRuby in the Enterprise Sunday, October 4, 2009
- 16. What’s next? JRuby 1.4 RC1 is out... • 1.8.7 compatible • Improved 1.9 Compatibility • Java method selection and Coercion API • Ruby2Java in the core API • and more... JRuby in the Enterprise Sunday, October 4, 2009
- 17. Conclusion JRuby in the Enterprise Sunday, October 4, 2009
- 18. Q&A JRuby in the Enterprise Sunday, October 4, 2009
- 19. References • www.engineyard.com/blog • www.jruby.org • www.leonardoborges.com • github.com/leonardoborges/readable_test_names_runner Slides / Source code • http://github.com/leonardoborges/railssummit09 JRuby in the Enterprise Sunday, October 4, 2009