rails + jcr

JCR + Rails = ?

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Who Am I

WPC

ThoughtWorker

10 years of programming life: C++ -> Prolog -> more C++ -> java, C++ -> Java -> Ruby -> Ruby + JS -> Ruby, JS, java

Selenium

Mingle (http://www.thoughtworks-studios.com)

What Is This Presentation About

Introduction Java Content Repository

A small framework help using it in JRuby Rails

What it is interesting about

Where to use it

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So, what the heck is Content Repository?

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A content repository is a hierarchical content store with support for structured and unstructured content

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From Rakesh Vidyadharan

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a lot of interesting features include:

Full text searchVersioningTransactionsRepository level observationQuery LanguageSecurity controlImport/Export/Merge…

And more

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Java Content Repository = JSR170 / JSR283

Open Source Implementation = Apache Jackrabbit

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Using JRuby to Access the Repository

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What it can bring to Rails?

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Flexible Schema Free Record

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Built-in full text search support (using Lucene)

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And powerful versioning function

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And robust hierarchy storage

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Xpath or SQL as Query language

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User defined Node Type

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More

Concurrent EditingBuilt-in access controlRepository ObservationExport/Import as XML formatData store support

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Concerns:

PerformanceScalabilityMaintainability…

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Resources

JSR 170 & JSR 283

Jackrabbit

Modeling http://wiki.apache.org/jackrabbit/DavidsModel

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Related code is pushed to

http://github.com/wpc/jcr-rails-demo

PS: Don’t use it in production

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Hey, the spike is far not finished yet

Drop me a mail if you are interested in

pwang@thoughtworks.com / alex.hal9000@gmail.com

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Q & A