Http://jmfarvreWCRE DELFT MMIV BC Jean-Marie Favre Software Explorer and Language Archeologist University of Grenoble Looking from the

http://www-adele.imag.fr/~jmfarvre WCRE DELFT MMIV BC

Jean-Marie FavreJean-Marie Favre Software ExplorerSoftware Explorer

and Language Archeologistand Language Archeologist

University University of Grenobleof Grenoble

Looking from the past ... to build the Looking from the past ... to build the futurefuture


MessagesMessages

Metamodels are first class entities (MDE)Metamodels are first class entities (MDE) Metaware is everywhereMetaware is everywhere Metamodels are keys to Reverse EngineeringMetamodels are keys to Reverse Engineering Reverse Engineering is key to Model Driven Reverse Engineering is key to Model Driven

EngineeringEngineering

... Read the paper(s)... Read the paper(s)

WCRE 2004 DELFT MMIV BCwww-adele.imag.fr/~jmfavre


Ceci est l 'Architecture

IEEE 1471 IEEE 1471 MegamodelMegamodel


IEEE 1471 IEEE 1471 MegamodelMegamodelIEEE 1471 IEEE 1471 MegamodelMegamodel

Ceci est le MDE

MDE MDE MegamodelMegamodel

model *

sus *

RepresentationOfRepresentationOf

cmodel *

metamodel *

/ConformsTo

source *

target *

Mapplet

Set

Mapping

ElementOfelement *

set *

1 rangedomain 1

**

SystemDecomposedIn

* composite

* part

IsTransformedIn Denotes SemanticsTransformation

element->forall( e | e .oclIsKindOf(Mapplet))and let maplets = e lement.oclAsType(Set(Mapplet)) in

mapplets->forall( m | self.domain.element->includes(m.source)and self.range.element->includes(m.target))and not mapplets->exist( m2 |

m2 != m1 and m2.target = m1.target)))

confomantModel.sus->notEmpty()and metamodel =

conformantModel.set.model->asSet()

element->forall( e | e .oclIsKindOf(TransformsIn))element->forall( e | e .oclIsKindOf(TransformsIn))

element->forall( e | e.oclIsKindOf(Denotes))

Shortcuts:

: DecomposedIn

: RepresentationOf

: ElementOf

: ConformsTo

: IsTransformedIn

: Denotessus : systemUnderStudycmodel : conformantModele : elementc : compositep : part



Metaware Reverse Metaware Reverse EngineeringEngineering


MetaModel-Driven Reverse MetaModel-Driven Reverse EngineeringEngineering

MetaModel-Driven Reverse MetaModel-Driven Reverse EngineeringEngineering

MetaModel-Driven Architecture MetaModel-Driven Architecture RecoveryRecovery

MetaModel-Driven Architecture MetaModel-Driven Architecture RecoveryRecovery




Metaware Reverse Engineering










CaCaccOphOphooNyNy : :

MetaModel-Driven MetaModel-Driven

Software Architecture Software Architecture

ReconstructionReconstruction

CaCaccOphOphooNyNy : :

MetaModel-Driven MetaModel-Driven

Software Architecture Software Architecture


OMG Standard for Model Driven

Architecture

MetaModel-DrivenMetaModel-Driven

IEEE Standard for Software

Architecture

IEEE IEEE 14711471

Software ArchitectureSoftware Architecture

Standard Terminology for Reverse Engineering



Another companion paperAnother companion paper


Symphony vs. CaSymphony vs. CaccOphOphooNy ?Ny ?


Symphony and CaSymphony and CaccOphOphooNy : Ny : Same GoalsSame Goals


Symphony and CaSymphony and CaccOphOphooNy : Ny : Same GoalsSame Goals


NOKIA

SIEMENS

DASSAULT SYSTEMES

Symphony and CaSymphony and CaccOphOphooNy : Ny : Experiences Experiences DistilledDistilled


Symphony or CaSymphony or CaccOphOphooNy ?Ny ?


Symphony or CaSymphony or CaccOphOphooNy ?Ny ?

Just ask what is software architecture?Just ask what is software architecture?

165 definitions of "software architecture"[SEI]

"Architecture is a domain where everybody disagree with everybody"

[SETRA2004 speaker]


CacOphoNy, CacOphoNy, no Symphonyno Symphony

Software architectureSoftware architecture

is about controlled Cais about controlled CaccOphOphooNyNy

"Whether something is part of the architecture is entirely based on whether the developers think it is important. Architecture is a social construct because it doesn"t just depend on the software, but on what part of the software is considered important by group consensus."

Martin Fowler


Symphony vs. CaSymphony vs. CaccOphOphooNy : Ny : ApproachApproach

IEEE IEEE 14711471

IEEE IEEE 14711471


Symphony vs. CaSymphony vs. CaccOphOphooNy : Ny : ApproachApproach

IEEE IEEE 14711471

CacOphoNy

http://www-adele.imag.fr/~jmfarvre WCRE DELFT MMIV BCThis is not This is not Bézivin' Guest Bézivin' Guest TalkTalk

Everythingis a

model

HypothesisHypothesisHypothesisHypothesis


HypothesisHypothesis

"Everything is a "Everything is a modelmodel""

(from Bézivin' Guest (from Bézivin' Guest Talk)Talk)

This is not Bézivin' Talk





Ceci n'est pas letableau de Magritte





Ceci n'est pas untableau de Magritte


Ceci n'est pas untableau de Magritte




Ceci n'est pas uneoeuvre de Kozuth




National Research Project "Action Spécifique MDA"National Research Project "Action Spécifique MDA"

7 University + 1 Research Institute 7 University + 1 Research Institute Final report available soon at http://www-adele.imag.fr/mdaFinal report available soon at http://www-adele.imag.fr/mda

Research QuestionsResearch Questions

Foundations of Foundations of Model Driven EngineeringModel Driven Engineering?? Is MDE the next Software Engineering Is MDE the next Software Engineering

Paradigm?Paradigm? Is MDE new?Is MDE new? Why it might work this time?Why it might work this time?


Dassault Système (DS)Dassault Système (DS) World leader in CAD/CAMWorld leader in CAD/CAM One of the largest software companOne of the largest software companiesies in Europe in Europe Pioneer with Microsoft in component engineeringPioneer with Microsoft in component engineering

A 7 years Case Study...A 7 years Case Study...

CATIA softwareCATIA software 70 000+ classes70 000+ classes 3 000+ DLLs3 000+ DLLs 8 000+ 8 000+

"components""components" 5 000+ "interfaces"5 000+ "interfaces" 800+ "frameworks"800+ "frameworks" xxxxxx "solutions" "solutions" zzzzzz "médias"… "médias"… tttttt "products" "products"


Concrete Results in Reverse EngineeringConcrete Results in Reverse Engineering


Concrete Results in Reverse EngineeringConcrete Results in Reverse Engineering


A Metamodel Driven Reverse A Metamodel Driven Reverse Engineering Env.Engineering Env.


A Metamodel Driven Reverse A Metamodel Driven Reverse Engineering Env.Engineering Env.


A Metamodel Driven Reverse Engineering A Metamodel Driven Reverse Engineering EnvironmentEnvironment


CacOphoNy

Towards a unifying megamodelTowards a unifying megamodel

IEEE IEEE 14711471Ceci est l 'Architecture




Ceci est le MDE


model *

sus *


cmodel *

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/ConformsTo

source *

target *

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element->forall( e | e.oclIsKindOf(TransformsIn))element->forall( e | e.oclIsKindOf(TransformsIn))


Shortcuts:

: DecomposedIn

: RepresentationOf: ElementOf

: ConformsTo

: IsTransformedIn : Denotessus : systemUnderStudycmodel : conformantModele : elementc : compositep : part


Ceci est le MDA

M0M1

M2M3

MDA MDA Pyramidal ArchitecturePyramidal Architecture

MDA MDA Pyramidal Architecture"Pyramidal Architecture"

Ceci est le MDA


Ceci est le MDA

Ceci est le MDE


model *

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/ConformsTo

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Shortcuts:

: DecomposedIn


: ConformsTo



Ceci est le MDE


model *

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/ConformsTo

source *

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: ConformsTo



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Integrated MegamodelIntegrated Megamodel






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Shortcuts:

: DecomposedIn


: ConformsTo



Ceci est le MDA

M0M1

M2M3



Ceci est le MDA


Ceci est le MDA

Ceci est le MDE


model *

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: ConformsTo



Ceci est le MDE


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IEEE 1471 Std for Software ArchitectureIEEE 1471 Std for Software Architecture


IEEE 1471 Std for Software ArchitectureIEEE 1471 Std for Software Architecture

frame borrowed from Jean-Bézivin



frame borrowed from Jean-Bézivin


Nobody agreed about a standard definitions of architectureNobody agreed about a standard definitions of architecture Nobody really caredNobody really cared Reverse engineering environment for a large component-based Reverse engineering environment for a large component-based

software engineeringsoftware engineering

Experience distiled => Metamodel driven methodologyExperience distiled => Metamodel driven methodology




Architecture

IEEE IEEE 14711471


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Architecture

IEEE IEEE 14711471


Integrating MegamodelIntegrating Megamodel





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Shortcuts:

: DecomposedIn


: ConformsTo



Ceci est le MDA

M0M1

M2M3



Ceci est le MDA


Ceci est le MDA

Ceci est le MDE


model *

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Ceci est le MDE


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Ceci est le MDA

M0M1

M2M3



Ceci est le MDA


Ceci est le MDA

Ceci est le MDE


model *

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Ceci est le MDE


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OMG' Model Driven ArchitectureOMG' Model Driven Architecture


Ceci est le MDA



Ceci est le MDA

M0M1

M2M3

Saqqara "step-pyramid" 2630 B.C, First stone building on earth


Photo by John Bodsworth


Ceci est le MDA

MDA MDA MegamodelMegamodel


OMG' MDA Guide Verion 1.02


Ceci est le MDE


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metamodel *

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Shortcuts:

: DecomposedIn


: ConformsTo



Model Driven EngineeringModel Driven Engineering

http://www-adele.imag.fr/mda


model *

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: ConformsTo


Ceci est le MDE



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: DecomposedIn


: ConformsTo



Ceci est le MDA

M0M1

M2M3



Ceci est le MDA


Ceci est le MDA

Ceci est le MDE


model *

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: ConformsTo



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model *

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Ceci est le MDA

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Ceci est le MDA


Ceci est le MDA

Ceci est le MDE


model *

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Reverse EngineeringReverse Engineering

Ceci est la etro-ingénierie

Reverse EngineeringReverse Engineering

http://www-adele.imag.fr/~jmfarvre WCRE DELFT MMIV BCCeci est la etro-ingénierie

Ce n'est pas Elliot

IEEE SoftwareJanuary 1990


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: DecomposedIn


: ConformsTo



Ceci est le MDA

M0M1

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Ceci est le MDA


Ceci est le MDA

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model *

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Future ResearchFuture Research

Meta-model Driven Reverse EngineeringMeta-model Driven Reverse Engineering Meta-model Driven VisualizationMeta-model Driven Visualization Meta-model Driven ExtractionMeta-model Driven Extraction Meta-model Driven AnalysisMeta-model Driven Analysis Operational Megamodel for Architecture RecoveryOperational Megamodel for Architecture Recovery

Operational Megamodel for Reverse EngineeringOperational Megamodel for Reverse Engineering

Operational Megamodel for Model Driven EngineeringOperational Megamodel for Model Driven Engineering......

Towards an engineering discipline for METAWARETowards an engineering discipline for METAWARE


2nd International Workshop on

Metamodels, Schemas, and Grammars for Reverse Engineering

Tomorrow

Documents

Http://jmfarvreWCRE DELFT MMIV BC Jean-Marie Favre Software Explorer and Language Archeologist University of Grenoble Looking from the