Amit, Keyur, Sabhay and Saleh.ppt

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1、Amit, Keyur, Sabhay and Saleh,Model Driven Architecture in the Enterprise,Model Driven Architecture in the Enterprise,Introduction to MDA The Role of UML in MDA Introduction to EDOC Other Enterprise Modeling Approaches Modeling Tools Supporting MDA Project Current Status,Modification in Our Scope,Ob

2、jective Before: Evaluate EDOC, apply it to a test Objective Now, to answer the questions How far is UML and MDA related/consistent? What kind of support do modeling tools do for MDA/EDOC? How far is the EDOC from todays enterprise modeling practices and tools market?,Introduction to MDA,Abstraction:

3、 A Historical Lesson MDA: Why? MDA: How? MOF: MDAs Genie,MDA: Model-Driven Architecture,Historic Lessons More AbstractionMore ReuseMore ProductivityLess Maintenance Cost Model Driven Architecture Use Patterns at Multiple Levels of Abstraction,Machine Language,Assembly Language,3GL Languages,Model Dr

4、iven Architecture,Model-Driven Architecture: Why,Platform-independent Modeling Rapidly Changing Technology Applications Spanning Multiple Platforms Viewpoints-Based Modeling Different abstractions for the same system Different models for the same system Issues Consistency? Changeability?,Model-Drive

5、n Architecture: How,Metamodels Modeling modeling languages Open-ended modeling capability Technology Mappings Transformation Rules From modeling language to technology,OMF: MDAs Genie,Modeling Language for Defining Virtually Any Modeling Languages Intersects with UML Syntactically & Semantically Too

6、ls interchange meta models via XMI Tools transform platform-independent models Generate platform-specific models or implementation,UMLs Role in MDA,History of UML Early 1990s Object Oriented Analysis and Design (OOAD) had three groups Rumbaugh Booch Jacobson In 1996 Creation of Universal Modeling La

7、nguage (UML) v. 1.1,UMLs Role in MDA (UML 1.x),Strengths: Separation of Abstract Syntax from Concrete Syntax Meta-model Enables Extensibility UML Profiles,UMLs Role in MDA (cont.),Strengths: Support for Platform Independent models Defines relationships without details of implementation Open System C

8、ustom plug-ins,UMLs Role in MDA (cont.),Weaknesses: Lack of support for component based modeling Unsatisfactory results Lack of communication No means of inter-tool communication UML and MOF not in synch Problems for developers,UML 2.0,Many UML 1.x Weaknesses Resolved New set of structural and behav

9、ioral diagram Support for component-based modeling Composite Structures UML and MOF Inconsistencies have been corrected Improved Behavioral Modeling Action model Better Communication Interchange specification using XML,Enterprise Distributed Object Computing,Based on the MDA concept Specific meta mo

10、dels for enterprise modeling Benefits from ISO ODP-RM viewpoints,Other Enterprise Modeling Approaches,TOGAF Framework,The Zachman Framework,IDEF& TEAF,IDEF (for Integrated Definition) Modeling methods used to describe Enterprise Operations. Creation of the United States Air Force, now being develope

11、d by Knowledge Based Systems. Sixteen methods, from IDEF0 to IDEF14 (and including IDEF1X), are each designed to capture a particular type of information through modeling processes .The Treasury Enterprise Architecture Framework (TEAF) Developed by the Department of the Treasury in response to a num

12、ber of government directives.,C4ISR,Command, Control, Communications, Computers, Intelligence, Surveillance, and Reconnaissance was started in 1995 by the Assistant Secretary of Defense for Command, Control, Communications, and Intelligence (ASD, C31) formed the C4I Integration Support Activity (CIS

13、A) to develop a unified approach for development and evaluation of information and architectures,Various Views of C4ISR,Modeling Tools Supporting MDA,What is considered an MDA supported tool?Is the model on the highest level of abstraction ?Are the transformation definitions maintainable by you?Do t

14、ransformations generate a majority of the application?Do transformations support incremental and iterative modeling and development?,Tools supporting MDA,Component-X by Data Advanced TechnologySeems to be the official EDOC tool. A triple standards alignment with ebXML, EDOC and EAI to become compone

15、nt model for XML web services.EDOC has been implemented in Component-X. Component-X and the EDOC Component Collaboration Architecture are part of the UML family of languages. Supports integrating applications across platforms, technologies, Internet and the enterprise.,Tools supporting MDA,OpenMDX:

16、An Advanced MDA FrameworkAdvanced implementation of the MDA initiative.Industrial-strength, model-driven runtime engine, open, and framework for PIMs. OpenMDX provides a generic, distributed object engine which serves as a PIM platform.Rhapsody by I-LogixOne of the market leading UML 2.0 Model-Drive

17、n DevelopmentFocuses on the needs of the embedded developer and fully supports the concepts of MDA,Tools supporting MDA,The TAU Generation2 Approach to MDABased on UML 2.0 to substantially improve software productivity and quality.Automate the transformation of a PIM requirements into a PSMExecutabl

18、eUML (xUML)Creation of PIM with the UML diagrams. Multiple Executable UML models can be assembled together to form complex systems,Timeline,Conception and Background (9/19 10/21) MDA, MOF, UML, EDOC, Tools, other Architectures.Criteria for MDA-Tools Evaluation: (-11/4) Develop and finalize guideline

19、s for tool evaluationEvaluation of Tools and Techniques (-11/27) Try selected MDA-tools Try EDOC and related methodsDelivery: Final Report (12/4) Final reports with conclusions and future outlook,Task Distribution,So far: Introduction to MDA, MOF, EDOC by Saleh Role of UML in MDA by Amit Survey of Tools supporting MDA by Keyur Enterprise modeling methodologies by Sabhay Future Tasks: Develop MDA-Tool Evaluation guidelines Analysis of one tool by each team member (Tentative) Compare EDOC and other Enterprise Modeling Methodologies,Questions?,