This is the slides for the introduction to my GPars workshop at Greach 2014. You can find the code at https://github.com/mariogarcia/greach_2014

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@marioggar
GPARS
WORKSHOP
(Mario Garcia)

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@marioggar
Who am I ?
● Software engineer at Kaleidos.net
● Groovy enthusiast
● Dublin GUG & Madrid GUG
desmontandojava.blogspot.com
@marioggar
https://github.com/mariogarcia
#FF9900
Mario García

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@marioggar
WHAT IS A WORKSHOP ?

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@marioggar
What is a workshop ?
● You are here to start learning how to use the
tool/library
● You should ask whenever you don't understand
something

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What is a workshop ?
● You are here to have fun

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@marioggar
What's GPars
● An open-source concurrency and parallelism
library for Java and Groovy
● Version 1.1.0
● It comes out-of-the-box with Groovy

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@marioggar
GPars
● Chose your abstraction for any particular
problem
– Fork/Join
– Async execution
– Actors
– Agents
– Dataflows
– ...

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The plan
● First hour
– Introduction
– Parallel Collections
– Asynchronous Ex.
– Speculations
● Second hour
– Dataflow
– Actors

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What will you need
http://gpars.org/1.1.0/guide/guide/introduction.html
https://github.com/mariogarcia/greach_2014
GPARS DOCUMENTATION
EXAMPLES

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LETS

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Parallel Collections

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Asynchronous Closures

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Speculations
(And go grab some caffeine)

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Agents

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Dataflows

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Actors