4Developers 2015: Making sense of agile requirements - Łukasz Szydło
Nashorn, what is the whole buzz about #4developers
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Transcript of Nashorn, what is the whole buzz about #4developers
2CONFIDENTIAL
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By The U.S. Army
3CONFIDENTIAL
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7CONFIDENTIAL
• yet another js runtime -> on server
built on top of Java
quite fast
EcmaScript 5.1 compatible
Nashorn is …
By Valentina Storti
8CONFIDENTIAL
Allows to build DSL
Runtime modularity
Full access from .js to JVM
A lot of developers on market
Simple language
Even your user may try it
Why to use
16CONFIDENTIAL
• Project Avatar is a JavaScript service layer, that fully utilizes Nashorn Engine.
• It aims at reducing JavaScript knowledge required to start coding
• It’s a direct response to node
What avatar is
17CONFIDENTIALhttps://www.flickr.com/photos/45928872@N08/4211101808/
20CONFIDENTIAL
May be twice+ slower than V8
http://ariya.ofilabs.com/2014/03/nashorn-the-new-rhino-on-the-block.html
21CONFIDENTIAL
• Nashorn is much slower than Node
– But getting faster! (JDK8u20 & JDKu40)
• JDK 8 only
– JDK 7: Rhino and dynJS
• May have issues with various frameworks
• Yet another level of abstraction
– With not so many examples
https://www.threadless.com/@alanis
22CONFIDENTIAL
Can be tricky
Types– Collections
Programming modelExecution modelScopes & contextesLibrariesDevelopers
by Yoel Ben-Avraham
27CONFIDENTIAL
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@michalgruca
www.rits.pl