COMS309DesignTheFamilyPart2

- COMS 309 Weiss Fall 2010 Design The Family P2 Software Product-Line Engineering A Family-Based Software Development Process Designing The Family

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Unformatted text preview: COMS 309 Weiss Fall 2010 Design The Family P2 Software Product-Line Engineering: A Family-Based Software Development Process: Designing The Family: Part 2 David Weiss [email protected] COMS 309 Weiss Fall 2010 Design The Family P2 FAST Process • A process for de¡ning families and developing environments for generating family members – Find abstractions common to the family – De¡ne a process for producing family members – Design a language for specifying family members – Generate software from speci¡cations • Family-oriented Abstraction, Speci¡cation, Translation 2 COMS 309 Weiss Fall 2010 Design The Family P2 Product Engineering Environment A FAST Process Domain Engineering Product Engineering Products Feedback Investment Payback 3 COMS 309 Weiss Fall 2010 Design The Family P2 The Domain Model • Conceptual Framework – Family Defnition • Commonalities and Variabilities Among Family Members • Common Terminology ¡or the Family • Decision Model – Economic Analysis – Product Line Architecture – Optional: Application Modeling Language (AML): Language ¡or stating requirements • Mechanism ¡or generating products – Composer or Compiler (AML) 4 COMS 309 Weiss Fall 2010 Design The Family P2 The Conceptual Framework (1) • Qualify The Domain – Is it economically viable? – Artifact: Economic Model • De¡ne The Family – What do members of the family have in common and how do they vary? – Artifact: The Commonality/Variability Analysis • De¡ne The Decision Model – What decisions must be made to identify a family member? – Artifact: The Decision Model Table 5 COMS 309 Weiss Fall 2010 Design The Family P2 The Conceptual Framework (2) • Create The Architecture – What is a good modular structure. a good uses structure, and a good process structure? – Artifacts: Module Guide, Interface SpeciFcations , Uses Relation, Process Structure • Design The System Composition Mapping – What modules are needed for which decisions? – Artifacts: System Composition Mapping, Uses Relation • Design The Product Engineering Environment – What are good mechanisms for using the decision model to produce products or to generate products from the AML? – Artifacts: Decision Model GUI, Generator or Compiler (AML) 6 COMS 309 Weiss Fall 2010 Design The Family P2 Architecture for the Product Line • Purpose: Enable product generation through composition of modules, each module hiding a parameter of variation • Apply information hiding to create a modular architecture – Each variability is the hidden decision of a module • DeFne interface speciFcations for each module • DeFne a uses relation among programs that appear on module interfaces • DeFne a process structure • Each product in the product line has its own architecture, derived from the product line architecture 7 COMS 309 Weiss Fall 2010 Design The Family P2 Deriving the Product Architecture from the Product Line Architecture • Apply transformations to the module structure...
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- COMS 309 Weiss Fall 2010 Design The Family P2 Software Product-Line Engineering A Family-Based Software Development Process Designing The Family

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