Scala play-framework

Scala play-framework

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  Scala Play Framework AbdheshKumar Associate Software Consultant Sears Global Technology
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  What is PlayFramework? ● The High Velocity Web Framework For Java and Scala ● Play is based on a lightweight, stateless, web-friendly architecture. ● Built on Akka, Play provides predictable and minimal resource consumption (CPU, memory, threads) for highly-scalable applications.
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  Scale predictably ❖ StatelessWeb Tier ❖ Non-blocking I/O ❖ Built on Akka ❖ Real-time enabled
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  Modern web &mobile ❖ RESTful by default ❖ Asset Compiler for CoffeeScript, LESS, etc ❖ JSON is a first class citizen ❖ Websockets, Comet, EventSource ❖ Extensive NoSQL & Big Data Support
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  ❏ Declarative applicationURL scheme configuration ❏ Type-safe mapping from HTTP to an idiomatic Scala API ❏ Type-safe template syntax ❏ Architecture that embraces HTML5 client technologies ❏ Live code changes when you reload the page in your web browser ❏ Full-stack web framework features, including persistence, security, and internationalization Key features
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  Play framework stack
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  The application’s model-view-controllerstructure
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  1. Download thelatest Typesafe Activator. 2. Extract the archive on a location where you have write access. 3. Change dir with cmd cd activator* 4. Add Executables to Path 5. On Unix, use export PATH=/path/to/activator:$PATH 6. On Windows, add ;C:pathtoactivator to your PATH environment variable. Getting Play and setting up the Play environment
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  1. activator newmy-first-app play-scala 2. cd my-first-app 3. activator run 4. http://localhost:9000 - access your application here. 5. You are now ready to work with Play! Creating Play Application
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  Anatomy of aPlay application
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  Play routes HTTPrequests to action methods
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  Routing syntax
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  Requests Mappings
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  Controller
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  Model
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  View
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  References Official Documentation https://www.playframework.com/