WepApps mit Play! - Nichts leichter als das
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The document summarizes a presentation on the Play! web application framework. It discusses Play!'s stateless and scalable architecture, support for WebSockets and CoffeeScript, highly productive development cycles, automated deployment to cloud platforms like Heroku, and conclusion that Play! is a productive framework for internet and cloud applications despite some limitations for enterprise applications.
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WepApps mit Play! - Nichts leichter als das
- 1. WEB APPS MIT - NICHTS LEICHTER ALS DAS! „A Web Application Framework for a new Era“ Stateless & Scalable WebJars Andreas Koop CEO & Consultant WebSockets Oracle Technologies DOAG 2012
- 2. Andreas Koop ÜBER MICH CEO & Consultant Oracle Technologies Beratung, Training Oracle Technologie ADF Certified Implementation Specialist Community DOAG, ADF EMG, ADF German Community, Twitter @multikoop Blog Technical http://multikoop.blogspot.com Sonstiges http://www.enpit.de/blog 2
- 3. ENTERPRISE PRAGMATIC IT Consulting Training Development Oracle Fusion Oracle Oracle Oracle Middleware WebCenter ADF WebLogic Enable productive IT by Oracle Technologies
- 4. AGENDA Play! Framework Architektur Play! Features Security & Deployment Fazit und Ausblick Andreas Koop 4
- 5. AKTUELLER STAND JAVA WEBFRAMEWORKS ‣ Java EE / JSF 2.0 / Oracle ADF ‣ Grails ‣ Wicket ‣ Tapestry ‣ Play! Framework => Nicht Servlet basiert, Jetty, Scala! Andreas Koop 5
- 6. SAMPLE APP ‣ http://play2-enpit-emp.herokuapp.com Andreas Koop 6
- 7. ARCHITECTURE HTTP Stateless Request Router Controller index() MVC GET / index() list(..,.) Request-based HTTP Response Async I/O Model View Template EBean JPA... Scalable Modular DataStore Andreas Koop 7
- 8. GETTING STARTED $ play new contact $ cd contact $ play [contact] $ eclipsify [contact] $ idea [contact] $ netbeansify demnächst Andreas Koop 8
- 9. PLAY RUN $ cd contact $ cd contact $ play run $ play ~run Triggered Compilation /@documentation How To Andreas Koop 9
- 10. CREATE MODEL EBean JPA Anorm (Scala) Andreas Koop 10
- 11. ANNOTATION BASED VALIDATION Hinweis: kein JSR-303 (Bean Validation) Andreas Koop 11
- 12. CONTROLLER ACTIONS Get Model Return Render contacts.scala.html HTTP 200 => View is a Function! Andreas Koop 12
- 14. VIEW Every View is just a Function! Parameter Function Call Messages (i18n) Loop Date Formatting Andreas Koop 14
- 15. RESTFUL ROUTING GET, POST, PUT, DELETE Scala DSL => Prüfung zur Buildtime! Andreas Koop 15
- 16. HIGHLY PRODUCTIVE DEVELOPMENT CYCLES in the Browser! FIX Hit Reload Andreas Koop 16
- 17. DATABASE EVOLUTION SCRIPTS ‣ Schema ‣ Data Andreas Koop 17
- 19. COFFEESCRIPT COMPILER Out-Of-The Box No extra Configuration! Andreas Koop 19
- 20. WEBJARS ‣ Problem: JS Libraries - Kraut und Rüben! ‣ Lösung: Siehe Java Libraries ‣ http://webjars.org Andreas Koop 20
- 21. CONFIGURATION ‣ By Convention conf/application.conf ‣ HOCON Format - “Human-Optimized Config Object Notation” ‣ Support for Includes include "securesocial.conf" Andreas Koop 21
- 23. UNIT TEST ‣ Test Model / Business Services $ play test Andreas Koop 23
- 24. SMOKE TEST HTTP 303 ‣ Funktioniert der Redirect von / --> /contacts Andreas Koop 24
- 25. UI TEST ‣ Selenium WebDriver Andreas Koop 25
- 26. SOCIAL SIGN ON Twitter Play2 Google App Facebook LinkedIn GitHub ‣ http://securesocial.ws Andreas Koop 26
- 27. INSTANT DEPLOYMENT $ heroku login Heroku $ heroku create -s cedar myapp-name CloudBees $ git remote add heroku git@heroku.com:myapp-name.git dotCloud $ heroku keys:add ~/.ssh/id_rsa.pub ... Continuous Cloud $ git push heroku master Deployment Andreas Koop 27
- 28. FAZIT ‣ Produktiv, Entwicklerfreundlich ...und das ohne essentielle ‣ Typsichere View Scala Templates Scala- Kenntnisse! ‣ Less CSS Integration ‣ CoffeeScript Integration ‣ HTML5 / WebSocket Support & More... ‣ Social and Cloud Ready Andreas Koop 28
- 29. ZUSAMMENFASSUNG ‣ Zustandsloses, performantes (non-blocking) Web-Framework ‣ Neuste Technologien: Async-I/O, WebSockets, HTML5, WebJars, CoffeeScript/LESS PreCompiler, Scala ‣ Ausgelegt für Internet- / Cloud-Applikationen, RESTful Services, Mobile HTML5, Social Sign On ‣ Play! 1.x -> Play! 2.x: Gewagter Schritt der Macher! ‣ Intranet-Unternehmensanwendungen derzeit besser mit z.B. Oracle ADF Andreas Koop 29
- 30. ES GIBT NOCH VIEL MEHR ‣ Session Handling ‣ Cache Handling ‣ Form Handling ‣ Logging ‣ .... Andreas Koop 30
- 31. HOW TO START ‣ www.playframework.org ‣ Tutorial https://github.com/jamesward/play2torial ‣ Join Community https://groups.google.com/forum/?fromgroups#! forum/play-framework Andreas Koop 31
- 32. VIELEN DANK FÜR IHRE AUFMERKSAMKEIT HABEN SIE NOCH FRAGEN?
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- Web-Orientierte Architekturen vorausgesetzt\n
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- Highly productive\nTypesafe view templates based on Scala\nLessCss integration\nAkka integration\nCompiled javascript with Google Closure Compiler\nNo need to learn Scala for the moment, hooray ! \n\n
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