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Building Web Apps in Ratpack
Building Web Apps in Ratpack
Building Web Apps in Ratpack
Building Web Apps in Ratpack
Building Web Apps in Ratpack
Building Web Apps in Ratpack
Building Web Apps in Ratpack
Building Web Apps in Ratpack
Building Web Apps in Ratpack
Building Web Apps in Ratpack
Building Web Apps in Ratpack
Building Web Apps in Ratpack
Building Web Apps in Ratpack
Building Web Apps in Ratpack
Building Web Apps in Ratpack
Building Web Apps in Ratpack
Building Web Apps in Ratpack
Building Web Apps in Ratpack
Building Web Apps in Ratpack
Building Web Apps in Ratpack
Building Web Apps in Ratpack
Building Web Apps in Ratpack
Building Web Apps in Ratpack
Building Web Apps in Ratpack
Building Web Apps in Ratpack
Building Web Apps in Ratpack
Building Web Apps in Ratpack
Building Web Apps in Ratpack
Building Web Apps in Ratpack
Building Web Apps in Ratpack
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Building Web Apps in Ratpack

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  • Micro-services: So-called “Thin Server Architecture” High-throughput: 22,000 messages per second (http://netty.io/testimonials)
  • demo1/demo1.groovyview headers: curl -I http://localhost:5050post: curl -X POST http://localhost:5050/apiview static: http://localhost:5050/dan.htmlview headers of static content: curl -I http://localhost:5050/dan.html
  • demo2/demo2.groovyput: curl -X PUT http://localhost:5050/apipost: curl -X PUT http://localhost:5050/api
  • demo3/demo3.groovyContent negotiation is driven by the “Accept” headerget: curl -H “Accept: application/json” http://localhost:5050
  • demo4“gradle run” to run the app- IntelliJ support for Ratpack
  • demo4“gradle run” to run the app- IntelliJ support for Ratpack
  • demo4“gradle run” to run the app- IntelliJ support for Ratpack
  • demo5
  • demo5
  • demo5
  • demo6http://localhost:5050/http://localhost:5050/?name=Dan
  • demo6http://localhost:5050/eventhttp://localhost:5050/event/Dan
  • demo7http://localhost:5050/groovymn.png
  • demo7Run from the command line: build/install/demo7/bin/demo7
  • demo7Packaged app with runnable script: build/distributions/demo7.zip
  • demo7
  • demo7
  • demo7
  • demo7
  • demo7
  • demo7
  • demo7
  • demo7
  • … at a future meetuphttp://twitter.com/beckje01
  • Transcript

    • 1. Building Web Apps in Ratpack Daniel Woods October 2013
    • 2. About Me @danveloper #editor /danveloper daniel.p.woods
    • 3. Welcome to Ratpack • Inspired by Ruby’s Sinatra Framework • Built on Netty • Written in Java, Optimized for Groovy • Also, Java 7 & Java 8 • Totally unopinionated framework • Optional Google Guice integration • Optional Gradle integration • Rapid development with SpringLoaded
    • 4. When to use Ratpack? • Micro-services • Supporting Single-Page Applications • High-throughput apps • Lightweight apps • No Container! • Cloud Deployments • Simple packaging strategy • Mock Services in Test?
    • 5. Quick Intro to Ratpack • Runnable from a Groovy script!
    • 6. Quick Intro to Ratpack • Simple Groovy DSL for Handler chain
    • 7. Quick Intro to Ratpack • Support for prefixed endpoints
    • 8. Quick Intro to Ratpack • Handling content-type
    • 9. More Complex Needs… • Gradle
    • 10. More Complex Needs… • Dependency Injection
    • 11. More Complex Needs… • Modules
    • 12. Getting all Dynamic… • Templates
    • 13. Getting all Dynamic… • Templates
    • 14. Getting all Dynamic… • Handlebars Template Support!
    • 15. Accessing Parameters • request.queryParams
    • 16. Accessing Parameters • context.pathTokens
    • 17. Modularizing Handlers • MongoDBAssetHandler example
    • 18. Building Ratpack • gradle installApp
    • 19. Packaging Ratpack • gradle distZip
    • 20. Deploying Ratpack • Heroku • Step 0 – Add the Gradle Wrapper to your Project
    • 21. Deploying Ratpack • Heroku • Step 0.1 – Add a settings.gradle file to your Project • Setting the rootProject.name = ‘demo’ will allow the buildpack to work properly.
    • 22. Deploying Ratpack • Heroku • Step 1 – Authenticate on Terminal
    • 23. Deploying Ratpack • Heroku • Step 2 – Create your app with Heroku
    • 24. Deploying Ratpack • Heroku • Step 3 – Configure the buildpack
    • 25. Deploying Ratpack • Heroku • Step 4.0 – git init (if you haven’t already) • Step 4.1 – add Heroku app’s remote git endpoint • Step 4.2 – git push -u heroku master
    • 26. Deploying Ratpack • Heroku • Step 5 – Visit App
    • 27. Deploying Ratpack • Heroku • Step 5 – Visit App
    • 28. Testing Ratpack Apps Jeff Beck @beckje01
    • 29. Ratpack Resources • The Ratpack Manual • http://www.ratpack-framework.org/manual/current/ • Ratpack GitHub (Samples, etc) • https://github.com/ratpack • Continuous Integration • http://drone.io • ??? (tweet me!) • Tomas Lin, Cloud Foundry deployment • http://fbflex.wordpress.com/2013/08/07/ratpack-to-cloudfoundry-with-java-buildpack/
    • 30. The End

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