The document outlines a workshop led by Mario García on the GPars library, which is focused on concurrency and parallelism in Java and Groovy. It details the workshop's agenda, including sessions on parallel collections, asynchronous execution, and actors, aimed at teaching participants how to effectively use GPars. Participants are encouraged to engage actively and seek clarification throughout the workshop.

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

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@marioggar
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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@marioggar
LETS

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@marioggar
Parallel Collections

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@marioggar
Asynchronous Closures

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@marioggar
Speculations
(And go grab some caffeine)

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@marioggar
Agents

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@marioggar
Dataflows

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@marioggar
Actors