Eclipse Modeling to create your DSL

Etienne Juliot etienne.juliot@obeo.fr

OK, you go to ESE or Eclipse Day Paris. And now?

How to industrialiseJavaEE development?

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My goals for today:

Use a DSL to find the intention

Generate JavaEE

Create my own designers

Integrate the result in an Enterprise Architecture

Lets try this story:

We are a travel agency,

and we want to create an

enterprise blog

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Lets do it by hand

Simplify

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Lets take a JavaEE file exemple and search the "Intention"?

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Hum, I find something

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How to describe it?

or

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We can create our own "generator by convention"

Conventions exemples :

An Entity is identify by a technical ID associated to a Sequence

The name of the table is by default the name of the Entity

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A little bit of syntax

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A long history

From Acceleo.org in 2006...

...to Eclipse.org in 2009

Version 3.0 is part of the Eclipse Helios release train

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And now, my travelAgency Blog is based on 3 parts

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So, I need 3 DSLs

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My DSL doesn't need JavaEE skills

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Traceability: the solution

to look at the right place

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Graphical modeling

"Domain-specific modeling (DSM) is a software engineering methodology for designing and developing systems, such as computer software. It involves systematic use of a graphical domain-specific language (DSL) to represent the various facets of a system."

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Which one is the easiest to understand?

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Yet another fu....ing meta-blabla?

Keep it simple

Yes: MD and Agile are friends

Where do I find data ?

How do I managed data ?

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Enterprise Architecture

Togaf

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Le système à modéliser

Les vues du système (les diagrammes)

Le point de vue

Du DSM au point de vue !Du DSM au point de vue !

Les vues du Système

● Analyse de performance● Analyse d'exigences● Fonction / Sous Fonction● Hardware / Software● DBA● Urbaniste des services

● Diagramme de blocs● Diagramme de composants● Diagramme de séquences● Tableur, Matrice

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With EA, applications are like peoplethat speak the same language

AccountantsApplication

Island

ManagersApplication

Suburb

CEOApplication

Suburb

IS TeamApplication

Suburb

Models

Each application uses modelsthat are easily readable andtransformable by otherapplications

How create bridges for my legacy?

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And now: 3 DSLs for WTP

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Import from an UML model

UML

DSL

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Your system is now used throw differents Viewpoints

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Conclusion: Modeling help to create

YOUR workbench adapted to

YOUR architecture designed with

YOUR vocabulary

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Obeo Designer 4.6.1

- Sequence Diagram

- UML, IS, Togaf, Ecore

- Filters

- Layout, performance

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