Polyglot Web Development With Grails 2

QCon SF 2012

Jeff BrownGrails Core Developer

SpringSourcejbrown@vmware.com

@jeffscottbrown

Polyglot?

“In  the  context  of  compu/ng,  a  polyglot  is  a  computer  program  or  script  wri9en  in  a  valid  form  of  mul/ple  

programming  languages,  which  performs  the  same  opera/ons  or  output  independently  of  the  programming  language  used  

to  compile  or  interpret  it.”

h"p://en.wikipedia.org/wiki/Polyglot_(compu:ng)

Languages On The JVMJava

Groovy

Clojure

Scala

JRuby

Etc...The  Polyglot  Man  -­‐  Orange,  1969Miró,  Joan  (1893-­‐1983)

Grails?

Full Stack Web Flatform

build system down to ORM etc...

Leverages Proven Staples

Spring, Hibernate, etc...

Extensible Plugin System

Best Of BreedSpring

Hibernate

Groovy

Sitemesh

Tomcat

Java

Spring

Hibernate

QuartzJava

Sitemesh

Groovy

The Grails Stack

The Java Virtual Machine

Groovy

Java Enterprise

Edition (JEE)Spring Hibernate SiteMesh

Grails

The Java LanguageThe Java Development

Kit (JDK)

Two Great Tastes...

“Hey! You Got Your Clojure In My Grails!”

“Hey! You Got Your Grails In My Clojure!”

Count The Languages...

Java Math Helper

Groovy Math Helper

Clojure Math Helper

Back To The Peanut ButterWho Gets The Credit?

Grails?

Groovy?

Clojure?

Java?

The JVM?

In Action...

Demo Time

explore a simple polyglot app

a look under the hood

Q & A

Thank You!