www.faratasystems.com // follow me : twitter.com/gamussa
Java and JavaScripT—
Shaken, Not Stirred
Viktor Gamov
Senior Software ENGINEER, Farata Systems
Tuesday, September 24, 13
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Why you’re here
★JavaScript enthusiast
★you're interested in JDK8 features
★You're fan of James Bond series
★you're one of my friends and I asked
you to come...
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Who is talking?
★Software engineer and consultant
★co-author and JUG co-lead
★professional Russian
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Who is talking?
★Software engineer and consultant
★co-author and JUG co-lead
★professional Russian
★Guy between you and beer
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Tuesday, September 24, 13
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Brace yourself,
winter is coming
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http://enterprisewebbook.com
Coming to the stores
Winter of 2014
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Draft available for free
http://enterprisewebbook.com
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Polyglot?
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Everybody knows how to javascript
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JavaScript, wat?
www.destroyallsoftware.com/talks/wat
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MANY good Parts
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SHELL Scripting
Extend app functionality on
runtime
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2
3
JAVASCRIPT on JVM USE cASES
WEB-content generation
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provide extension points for
application
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wait, javascript?
it’s only for browsers
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JAVAScript is everywhere
★v8 and nodejs
★Rhino was here for years
★Here comes nashorn
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What is Nashorn?
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Ultimate invokedynamic
consumer
100% pure Java
implementation
100% ECMAScript 5.1
compliant
JavaScript Engine for
JVM
What is Nashorn?
100% compiled to
bytecode,
no interpreter
http://www.1001ausmalbilder.de/ausmalbilder/gross/ausmalbild-nashorn-7.jpg
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HOW To USE NASHORN?
★ The only API is JSR-223: javax.scripting.*
★ Java from JavaScript and vice versa
★ Create and manipulate Java/JavaScript objects
★ Extend Java classes
★ Implement Java interfaces
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Story one:
Curious
support engineer
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Story one:
Curious support engineer
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Story two:
Family is everything
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Story two:
Family is everything
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Story Three:
NASHORN for Browser
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Restrictions
★ There ARE No browser APIs:
★ HTML5 canvas
★ HTML5 audio
★ WebWorkers
★ WebSockets
★ WebGL
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Q&
A
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THANKS
FOR YOUR ATTENTION
www.faratasystems.com // follow me : twitter.com/gamussa
Tuesday, September 24, 13