Grails Introduction - IJTC 2007

Grails Web app development with pleasure! Guillaume Laforge Vice-President, Technology G2One, Inc. http://www.g2one.com

Goal of This Talk Discovering the Grails web framework ,[object Object]

Guillaume Laforge ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Agenda ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

What’s Grails? ,[object Object],[object Object],[object Object]

What’s Grails? (1/3) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

What’s Grails? (2/3) ,[object Object],= + +

What’s Grails? (3/3) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Why Groovy? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

The Problem ,[object Object],[object Object],[object Object]

Has it got to be complex? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

The Pain Points ,[object Object],[object Object],[object Object],[object Object]

The Different Layers ,[object Object],[object Object],[object Object],[object Object]

Grails’ MVC at a Glance… ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Pain Point #1 – Peristence ,[object Object],[object Object],ibatis.xml hibernate.cfg.xml persistence.xml ejb-cmp.xml

GORM – Grails Object Relational Mapping ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Example ,[object Object],// A Book domain class class Book { String title Date releaseDate static belongsTo = [author: Author] } // A one-to-many class User { String name static hasMany = [bookmarks: Bookmark] } 18 8 Dec 2007 Groovy Recipes 17 2 11 Dec 2006 Groovy in Action 16 author_id release_date title id Dierk König 2 name id

Constraints ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

No more DAOs! ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Querying ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Pain Point #2 – Services, Nav. & Pres. Logic ,[object Object],[object Object],web.xml xwork.xml applicationContext.xml sitemesh.xml struts-config.xml validator.xml faces-config.xml tiles.xml

Controllers ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Services & Scheduled Tasks ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Pain Point #3 – The View Layer ,[object Object],[object Object],c.tld fmt.tld spring.tld grails.tld struts.tld

The view layer ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Groovy Server Pages ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Dynamic Tag Libraries ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Write your Own Taglib ,[object Object],[object Object],[object Object],[object Object]

What else? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Custom URL Mappings (1/2) ,[object Object],[object Object],[object Object],[object Object]

Custom URL Mappings (2/2) ,[object Object],[object Object]

Conversations flows (1/2) ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Conversations flows (2/2) ,[object Object],[object Object]

Grails plugin system ,[object Object],[object Object],[object Object]

Plugin Extension Points ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Plenty of Plugins! ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Sweet spot: Enterprise-readiness ,[object Object]

Protect your Investment ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Let’s Wrap Up ,[object Object],[object Object],[object Object]

Summary ,[object Object],[object Object],[object Object],[object Object]

Resources ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

G2One, Inc. ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Grails Introduction - IJTC 2007

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Grails Introduction - IJTC 2007