RMLL - Eclipse Acceleo Day - MDSD Scaffolding and Acceleo - Cédric Vidal - 1.1
Report
Share
•2 likes•1,361 views
![MDSD,[object Object],Scaffolding,[object Object],and,[object Object],Cédric Vidal, ProxiAD,[object Object],Friday 10th July 2009,[object Object],Version 1.0,[object Object]](https://image.slidesharecdn.com/rmlleclipseacceleoday-mdsdscaffoldingandacceleo-cdricvidal-1-1-090715171333-phpapp01/75/rmll-eclipse-acceleo-day-mdsd-scaffolding-and-acceleo-cdric-vidal-11-1-2048.jpg?cb=1668934111)
![Who are we ?,[object Object],ProxiADGroup,[object Object],SSII specialized in objectorienteddevelopment,[object Object],Dedicatedingenieringprocess industrialisation team,[object Object],Using MDA since 2004 on J2EE projects,[object Object],Cédric Vidal,[object Object],J2EE & MDA Architect,[object Object],ProxiAD IDF Technical Leader,[object Object]](https://image.slidesharecdn.com/rmlleclipseacceleoday-mdsdscaffoldingandacceleo-cdricvidal-1-1-090715171333-phpapp01/75/rmll-eclipse-acceleo-day-mdsd-scaffolding-and-acceleo-cdric-vidal-11-2-2048.jpg?cb=1668934111)
![Agenda,[object Object],WhatisScaffolding ?,[object Object],Scaffolding in software,[object Object],Scaffoldingapplied to MDSD,[object Object],MDSD Scaffoldingapproaches,[object Object],Acceleo MTL,[object Object],Demo,[object Object],Benefits,[object Object],Links,[object Object]](https://image.slidesharecdn.com/rmlleclipseacceleoday-mdsdscaffoldingandacceleo-cdricvidal-1-1-090715171333-phpapp01/75/rmll-eclipse-acceleo-day-mdsd-scaffolding-and-acceleo-cdric-vidal-11-3-2048.jpg?cb=1668934111)
![Whatisscaffolding ?,[object Object],Scaffolds are temporary structures that physically support workers while they complete jobs that would otherwise be impossible(HH93, p138),[object Object]](https://image.slidesharecdn.com/rmlleclipseacceleoday-mdsdscaffoldingandacceleo-cdricvidal-1-1-090715171333-phpapp01/75/rmll-eclipse-acceleo-day-mdsd-scaffolding-and-acceleo-cdric-vidal-11-4-2048.jpg?cb=1668934111)
![Scaffolding in software,[object Object],Ruby on Rails,[object Object],*Rails scriptingframeworksbringblazingfastproductivity in theirownspecifictechnologicalspace,[object Object],MainlythroughScaffolding !,[object Object]](https://image.slidesharecdn.com/rmlleclipseacceleoday-mdsdscaffoldingandacceleo-cdricvidal-1-1-090715171333-phpapp01/75/rmll-eclipse-acceleo-day-mdsd-scaffolding-and-acceleo-cdric-vidal-11-5-2048.jpg?cb=1668934111)
![Ruby on Rails Scaffolding,[object Object],Meta-Programming,[object Object],Scaffoldingworksat the code level,[object Object],Scaffoldingengineoperates on code as a model,[object Object],Can beeither,[object Object],Static : on demand,[object Object],Dynamic : transparently on yourbehalf,[object Object],Entity.rb,[object Object],DAO.rb,[object Object]](https://image.slidesharecdn.com/rmlleclipseacceleoday-mdsdscaffoldingandacceleo-cdricvidal-1-1-090715171333-phpapp01/75/rmll-eclipse-acceleo-day-mdsd-scaffolding-and-acceleo-cdric-vidal-11-6-2048.jpg?cb=1668934111)
![Others,[object Object],Ruby On Rails,[object Object],Grails,[object Object],Spring ROO,[object Object],Play!,[object Object],CakePHP,[object Object],Monorail,[object Object],Symfony,[object Object],…,[object Object]](https://image.slidesharecdn.com/rmlleclipseacceleoday-mdsdscaffoldingandacceleo-cdricvidal-1-1-090715171333-phpapp01/75/rmll-eclipse-acceleo-day-mdsd-scaffolding-and-acceleo-cdric-vidal-11-7-2048.jpg?cb=1668934111)
![What’s the point ?,[object Object],Model-Drivenbringsquality, durability, maintainability,[object Object],What about productivity ?,[object Object],Code generationtemplateswritingalready productive withAcceleo (old and MTL),[object Object],Goal: Enhancemodelingproductivity,[object Object]](https://image.slidesharecdn.com/rmlleclipseacceleoday-mdsdscaffoldingandacceleo-cdricvidal-1-1-090715171333-phpapp01/75/rmll-eclipse-acceleo-day-mdsd-scaffolding-and-acceleo-cdric-vidal-11-8-2048.jpg?cb=1668934111)
![Objective,[object Object],Achievebothquality AND productivity,[object Object],BringScaffolding to Modeling,[object Object]](https://image.slidesharecdn.com/rmlleclipseacceleoday-mdsdscaffoldingandacceleo-cdricvidal-1-1-090715171333-phpapp01/75/rmll-eclipse-acceleo-day-mdsd-scaffolding-and-acceleo-cdric-vidal-11-9-2048.jpg?cb=1668934111)
![WhatisScaffoldingapplied to Modeling ?,[object Object],Creating partial model structures on behalf of the designer that hewouldotherwise have to create by himself,[object Object]](https://image.slidesharecdn.com/rmlleclipseacceleoday-mdsdscaffoldingandacceleo-cdricvidal-1-1-090715171333-phpapp01/75/rmll-eclipse-acceleo-day-mdsd-scaffolding-and-acceleo-cdric-vidal-11-10-2048.jpg?cb=1668934111)
![Model Scaffoldingtaxonomy,[object Object],Blind versus In-PlaceScaffolding,[object Object],Static versus DynamicScaffolding,[object Object],The greener the better,[object Object]](https://image.slidesharecdn.com/rmlleclipseacceleoday-mdsdscaffoldingandacceleo-cdricvidal-1-1-090715171333-phpapp01/75/rmll-eclipse-acceleo-day-mdsd-scaffolding-and-acceleo-cdric-vidal-11-11-2048.jpg?cb=1668934111)
![Model Scaffoldingtaxonomy,[object Object],Classical code generation,[object Object],Compensated code generation,[object Object],« Blind » scaffolding,[object Object],« In-Place » scaffolding,[object Object],Eachstatic or dynamic,[object Object]](https://image.slidesharecdn.com/rmlleclipseacceleoday-mdsdscaffoldingandacceleo-cdricvidal-1-1-090715171333-phpapp01/75/rmll-eclipse-acceleo-day-mdsd-scaffolding-and-acceleo-cdric-vidal-11-12-2048.jpg?cb=1668934111)
![Sampleproblemdomain,[object Object],3-Tiers Architecture,[object Object],DSL containing concepts,[object Object],Entity,[object Object],DAO,[object Object],Service,[object Object],Java code isgenerated,[object Object],Légende,[object Object],Entity or DAO,[object Object],File,[object Object],Service,[object Object],Generation,[object Object],Reference,[object Object],Model separation,[object Object],Color code,[object Object],Hand-written,[object Object],Scaffolded,[object Object],Generated,[object Object]](https://image.slidesharecdn.com/rmlleclipseacceleoday-mdsdscaffoldingandacceleo-cdricvidal-1-1-090715171333-phpapp01/75/rmll-eclipse-acceleo-day-mdsd-scaffolding-and-acceleo-cdric-vidal-11-13-2048.jpg?cb=1668934111)
![Classical code generation 1/2,[object Object],Entities are modeled,[object Object],Entity and DAO source codes are generatedfrom the modeledEntity,[object Object],Problem: What if youwant to definequeries in your model ?,[object Object],Model,[object Object],Entity,[object Object],Text,[object Object],DAO.java,[object Object],Entity.java,[object Object]](https://image.slidesharecdn.com/rmlleclipseacceleoday-mdsdscaffoldingandacceleo-cdricvidal-1-1-090715171333-phpapp01/75/rmll-eclipse-acceleo-day-mdsd-scaffolding-and-acceleo-cdric-vidal-11-14-2048.jpg?cb=1668934111)
![Classical code generation 2/2,[object Object],Entity and DAOs are modeled,[object Object],Entity source code isgeneratedfrom the modeledEntity,[object Object],DAO source code isgeneratedfrommodeled DAO,[object Object],DAOswhich are not modeled are not generated,[object Object],Problem: You need to define all DAOs…,[object Object],Eventhosethatonly do CRUD,[object Object],Model,[object Object],DAO,[object Object],Entity,[object Object],Text,[object Object],DAO.java,[object Object],Entity.java,[object Object]](https://image.slidesharecdn.com/rmlleclipseacceleoday-mdsdscaffoldingandacceleo-cdricvidal-1-1-090715171333-phpapp01/75/rmll-eclipse-acceleo-day-mdsd-scaffolding-and-acceleo-cdric-vidal-11-15-2048.jpg?cb=1668934111)
![Compensated code generation,[object Object],Source code isstillgeneratedfor modeledelements,[object Object],For Entitieswhich have no modeled DAO, wecompensate by generatingsource code for the DAO from the modeledEntity,[object Object],Advantage: Only custom DAOs are modeled,[object Object],Problem: DAO code generationlogicisduplicated,[object Object],Entity -> DAO.java,[object Object],DAO -> DAO.java,[object Object],Model,[object Object],Entity,[object Object],One,[object Object],DAO,[object Object],One,[object Object],Entity,[object Object],Two,[object Object],One.java,[object Object],TwoDAO.java,[object Object],Two.java,[object Object],OneDAO.java,[object Object],Text,[object Object]](https://image.slidesharecdn.com/rmlleclipseacceleoday-mdsdscaffoldingandacceleo-cdricvidal-1-1-090715171333-phpapp01/75/rmll-eclipse-acceleo-day-mdsd-scaffolding-and-acceleo-cdric-vidal-11-16-2048.jpg?cb=1668934111)
![Generation « Blind » Model Scaffolding,[object Object],Model i,[object Object],Entity,[object Object],Two,[object Object],Each model is a step in the MDSD chain,[object Object],An intermediatestepisintroduced,[object Object],Each model canonly « see » the model before,[object Object],Existingelements are copied as is,[object Object],A DAO isgenerated for eachentitywhich has no DAO,[object Object],Advantage: Only one DAO code generationlogic,[object Object],Problem: How do youreferencescaffoldedelements,[object Object],DAO,[object Object],TwoDao,[object Object],Entity,[object Object],One,[object Object],Model i-bis,[object Object],Entity,[object Object],Two,[object Object],DAO,[object Object],TwoDao,[object Object],Entity,[object Object],One,[object Object],DAO,[object Object],OneDao,[object Object],Model i+1,[object Object],One.java,[object Object],TwoDAO.java,[object Object],Two.java,[object Object],OneDAO.java,[object Object]](https://image.slidesharecdn.com/rmlleclipseacceleoday-mdsdscaffoldingandacceleo-cdricvidal-1-1-090715171333-phpapp01/75/rmll-eclipse-acceleo-day-mdsd-scaffolding-and-acceleo-cdric-vidal-11-17-2048.jpg?cb=1668934111)
![How to referencescaffoldedelements ?,[object Object],The problemisillustrated by introducing a service,[object Object],The ‘Alpha’ service canreference the modeled DAO ‘TwoDao’ but not the scaffolded DAO ‘OneDao’,[object Object],The scaffolded DAO ‘OneDao’ islocated in a model that the ‘Alpha’ service cannotsee,[object Object],Problem: « Blind » scaffoldingdoesn’tallowscaffoldedelementsreferencing,[object Object],Modèle i,[object Object],DAO,[object Object],TwoDao,[object Object],Entity,[object Object],Two,[object Object],Entity,[object Object],One,[object Object],Service,[object Object],Alpha,[object Object],Modèle i-bis,[object Object],DAO,[object Object],OneDao,[object Object],Entity,[object Object],One,[object Object]](https://image.slidesharecdn.com/rmlleclipseacceleoday-mdsdscaffoldingandacceleo-cdricvidal-1-1-090715171333-phpapp01/75/rmll-eclipse-acceleo-day-mdsd-scaffolding-and-acceleo-cdric-vidal-11-18-2048.jpg?cb=1668934111)
![« In-place » Model Scaffolding,[object Object],‘OneDao’ DAO isscaffolded in the same model as Entity ‘One’,[object Object],The DAO is « visible » withoutbeingmaterialized in the input model,[object Object],Advantage: Le ‘Alpha’ service canreference the scaffolded DAO ‘OneDao’,[object Object],Problem: How to customize a scaffoldedelement ?,[object Object],Model i,[object Object],Entity,[object Object],One,[object Object],DAO,[object Object],OneDao,[object Object],Service,[object Object],Alpha,[object Object],Model i+1,[object Object],One.java,[object Object],AlphaService.java,[object Object],OneDao.java,[object Object]](https://image.slidesharecdn.com/rmlleclipseacceleoday-mdsdscaffoldingandacceleo-cdricvidal-1-1-090715171333-phpapp01/75/rmll-eclipse-acceleo-day-mdsd-scaffolding-and-acceleo-cdric-vidal-11-19-2048.jpg?cb=1668934111)
![Takeover 1/3: Overview,[object Object],User cantake over scaffoldedelements,[object Object],The over takenelementisthenmaterialized in the input model,[object Object],Advantage: The DAO canbecustomized,[object Object],Iteration n,[object Object],Entity,[object Object],One,[object Object],DAO,[object Object],OneDao,[object Object],Service,[object Object],Alpha,[object Object],Iteration n+1,[object Object],Entity,[object Object],One,[object Object],DAO,[object Object],OneDao,[object Object],Service,[object Object],Alpha,[object Object]](https://image.slidesharecdn.com/rmlleclipseacceleoday-mdsdscaffoldingandacceleo-cdricvidal-1-1-090715171333-phpapp01/75/rmll-eclipse-acceleo-day-mdsd-scaffolding-and-acceleo-cdric-vidal-11-20-2048.jpg?cb=1668934111)
![Takeover 2/3: Zoom,[object Object],After the DAO taking over, CRUD methods are stillscaffolded,[object Object],Advantage: No need to manually input previouslyscaffoldedelements,[object Object],DAO,[object Object],OneDao,[object Object],Iteration n,[object Object],Entity,[object Object],One,[object Object],Service,[object Object],Alpha,[object Object],create,[object Object],read,[object Object],update,[object Object],delete,[object Object],Iteration n+1,[object Object],DAO,[object Object],OneDao,[object Object],Entity,[object Object],One,[object Object],Service,[object Object],Alpha,[object Object],create,[object Object],read,[object Object],update,[object Object],delete,[object Object]](https://image.slidesharecdn.com/rmlleclipseacceleoday-mdsdscaffoldingandacceleo-cdricvidal-1-1-090715171333-phpapp01/75/rmll-eclipse-acceleo-day-mdsd-scaffolding-and-acceleo-cdric-vidal-11-21-2048.jpg?cb=1668934111)
![Takeover 3/3: Customisation,[object Object],Iteration n+1,[object Object],Let’sadd a finderfinder,[object Object],CRUD methods are stillscaffolded,[object Object],Advantage: Onlycustomizations are hand written, CRUD methods are scaffolded,[object Object],DAO,[object Object],OneDao,[object Object],Entity,[object Object],One,[object Object],Service,[object Object],Alpha,[object Object],create,[object Object],read,[object Object],update,[object Object],delete,[object Object],Iteration n+2,[object Object],DAO,[object Object],OneDao,[object Object],Entity,[object Object],One,[object Object],Service,[object Object],Alpha,[object Object],create,[object Object],read,[object Object],update,[object Object],delete,[object Object],myFinder,[object Object]](https://image.slidesharecdn.com/rmlleclipseacceleoday-mdsdscaffoldingandacceleo-cdricvidal-1-1-090715171333-phpapp01/75/rmll-eclipse-acceleo-day-mdsd-scaffolding-and-acceleo-cdric-vidal-11-22-2048.jpg?cb=1668934111)
![Deletion 1/2: The problem,[object Object],Whathappens if the user deletes an element for whichelementswerescaffolded ?,[object Object],Scaffoldedelements must alsobedeleted,[object Object],Model i,[object Object],Entity,[object Object],One,[object Object],DAO,[object Object],OneDao,[object Object],Service,[object Object],Alpha,[object Object],Model i+1,[object Object],One.java,[object Object],AlphaService.java,[object Object],OneDao.java,[object Object]](https://image.slidesharecdn.com/rmlleclipseacceleoday-mdsdscaffoldingandacceleo-cdricvidal-1-1-090715171333-phpapp01/75/rmll-eclipse-acceleo-day-mdsd-scaffolding-and-acceleo-cdric-vidal-11-23-2048.jpg?cb=1668934111)
![Deletion 2/2: solutions,[object Object],Need to keeptrackof scaffoldedelements,[object Object],Onlyreally a problemwithdynamic « in-place » scaffolding,[object Object],For static and/or « blind » scaffolding, scaffoldedelementscanjustbecomputed all over again,[object Object]](https://image.slidesharecdn.com/rmlleclipseacceleoday-mdsdscaffoldingandacceleo-cdricvidal-1-1-090715171333-phpapp01/75/rmll-eclipse-acceleo-day-mdsd-scaffolding-and-acceleo-cdric-vidal-11-24-2048.jpg?cb=1668934111)
![Model scaffoldingcomparison,[object Object]](https://image.slidesharecdn.com/rmlleclipseacceleoday-mdsdscaffoldingandacceleo-cdricvidal-1-1-090715171333-phpapp01/75/rmll-eclipse-acceleo-day-mdsd-scaffolding-and-acceleo-cdric-vidal-11-25-2048.jpg?cb=1668934111)
![WhatScaffoldingengine ?,[object Object],A model to model transformation engine ?,[object Object],ATL,[object Object],Xtend,[object Object],QVT Operational,[object Object],QVT Relational,[object Object],Obeo Transfo,[object Object],…,[object Object],A ruleengine ?,[object Object],Drools,[object Object],Any OO RuleEngine …,[object Object]](https://image.slidesharecdn.com/rmlleclipseacceleoday-mdsdscaffoldingandacceleo-cdricvidal-1-1-090715171333-phpapp01/75/rmll-eclipse-acceleo-day-mdsd-scaffolding-and-acceleo-cdric-vidal-11-26-2048.jpg?cb=1668934111)
![A ruleengine ??,[object Object],Scaffoldingrules as production rules,[object Object],The model as a workingmemory,[object Object],Model elements as facts,[object Object],When a givenconditionis met, new factsare insertedintoworkingmemory,[object Object],Those new facts are attached to the model as new elements,[object Object]](https://image.slidesharecdn.com/rmlleclipseacceleoday-mdsdscaffoldingandacceleo-cdricvidal-1-1-090715171333-phpapp01/75/rmll-eclipse-acceleo-day-mdsd-scaffolding-and-acceleo-cdric-vidal-11-27-2048.jpg?cb=1668934111)
![Ruleenginesyncprocess,[object Object],Working Memory,[object Object],Model,[object Object],Entity,[object Object],One,[object Object],synchronize,[object Object],Entity,[object Object],One,[object Object],reference,[object Object],ScaffoldingRule,[object Object],reference,[object Object],DAO,[object Object],OneDao,[object Object],DAO,[object Object],OneDao,[object Object],synchronize,[object Object]](https://image.slidesharecdn.com/rmlleclipseacceleoday-mdsdscaffoldingandacceleo-cdricvidal-1-1-090715171333-phpapp01/75/rmll-eclipse-acceleo-day-mdsd-scaffolding-and-acceleo-cdric-vidal-11-28-2048.jpg?cb=1668934111)
![Droolssamplerule,[object Object],SampleDrools DAO scaffoldingrule,[object Object]](https://image.slidesharecdn.com/rmlleclipseacceleoday-mdsdscaffoldingandacceleo-cdricvidal-1-1-090715171333-phpapp01/75/rmll-eclipse-acceleo-day-mdsd-scaffolding-and-acceleo-cdric-vidal-11-29-2048.jpg?cb=1668934111)
![Pros and cons,[object Object],M2M Engine,[object Object],Pros,[object Object],Leveragesexistingskills,[object Object],Sametechnologicalspace,[object Object],Suited for staticscaffolding,[object Object],Cons,[object Object],Hard to use for dynamic « in-place » scaffolding,[object Object],RuleEngine,[object Object],Pros,[object Object],Nativelysuited for dynamic « in-place » scaffolding,[object Object],Can do staticscaffolding as well,[object Object],Cons,[object Object],Differenttechnologicalspace as the rest of the MDSD technologies,[object Object],Cannotleverageexistingskills and transformations,[object Object]](https://image.slidesharecdn.com/rmlleclipseacceleoday-mdsdscaffoldingandacceleo-cdricvidal-1-1-090715171333-phpapp01/75/rmll-eclipse-acceleo-day-mdsd-scaffolding-and-acceleo-cdric-vidal-11-30-2048.jpg?cb=1668934111)
![Scaffoldingdemo,[object Object],Dynamic « In-Place » DSL Scaffoldingdemo,[object Object],Uses,[object Object],A DSL withEntity, DAO and Service concepts,[object Object],An EMF.Edit editor,[object Object],DroolsRuleEngine as the scaffoldingengine,[object Object]](https://image.slidesharecdn.com/rmlleclipseacceleoday-mdsdscaffoldingandacceleo-cdricvidal-1-1-090715171333-phpapp01/75/rmll-eclipse-acceleo-day-mdsd-scaffolding-and-acceleo-cdric-vidal-11-31-2048.jpg?cb=1668934111)
RMLL - Eclipse Acceleo Day - MDSD Scaffolding and Acceleo - Cédric Vidal - 1.1
•2 likes•1,361 views
Report
Share
Presentation on MDSD Scaffolding applied using EMF.Edit, a rule engine and Acceleo. This talk was given at Eclipse Acceleo Day, on Friday 10th July 2009 during RMLL.
