Systems Analysis Methodologies and Tools

1
Systems AnalysisMethodologies and Tools

• SECTION 3

2
Introduction to Object Modeling

• 3.1  Why Object Orientation?

3
Introduction to Object Modeling

• 3.2  Object-Oriented Software Engineering
• 3.2.1  Benefits of OO Software Development to
  Database Applications

4
Introduction to Object Modeling

• 3.3  The OMT Methodology
• 3.3.1  OMT Development Process
• 3.3.2  Entity-Based versus Attribute-Based
  Development
• 3.3.3  The Three OMT Models

5
Introduction to Object Modeling

• 3.4  Topics in this Book

6
Introduction to Object Modeling

• 3.5  Summary

7
Basic Object Modeling

• 3.6  Object and Class Concepts
• 3.6.1  Objects
• 3.6.2  Classes
• 3.6.3  Values and Object Attributes
• 3.6.4  Operations and Methods

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Basic Object Modeling

• 3.7  Link and Association Concepts
• 3.7.1  Links and Associations
• 3.7.2  Multiplicity
• 3.7.3  Roles
• 3.7.4  Link Attributes
• 3.7.5  Association Classes
• 3.7.6  Qualified Associations

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Basic Object Modeling

• 3.8  Generalization Concepts
• 3.8.1  Generalization
• 3.8.2  Inheritance

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Basic Object Modeling

• 3.9  Sample Diagrams
• 3.9.1  Class Diagram
• 3.9.2  Instance Diagram

11
Basic Object Modeling

• 3.10  Practical Tips

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Basic Object Modeling

• 3.11  SUMMARY

13
Basic Object Modeling

• Changes to OMT Notation

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Advanced Object Modeling

• 3.12   Object and Class Concepts
• 3.12.1  Instantiation
• 3.12.2  Class Attributes and Operations
• 3.12.3  Attribute Multiplicity
• 3.12.4  Candidate Keys for Classes
• 3.12.5  Domains
• 3.12.6  Secondary Aspects of Data

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Advanced Object Modeling

• 3.13  Link and Association Concepts
• 3.13.1  Multiplicity
• 3.13.2  Ternary Associations
• 3.13.3  Candidate Keys for Associations
• 3.13.4  Exclusive-Or Associations
• 3.13.5  Qualified Associations

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Advanced Object Modeling

• 3.14   Aggregation
• 3.14.1  Physical versus Catalog Aggregation
• 3.14.2  Extended Semantics for Physical
  Aggregation
• 3.14.3  Extended Semantics for Catalog
  Aggregation

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Advanced Object Modeling

• 3.15   Generalization
• 3.15.1  Abstract and Concrete Classes
• 3.15.2  Generalization versus Other
  Object-Modeling Constructs

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Advanced Object Modeling

• 3.16   Multiple Inheritance
• 3.16.1  Multiple Inheritance from Different
  Discriminators
• 3.16.2  Multiple Inheritance without a Common
  Ancestor
• 3.16.3  Workarounds for Multiple Inheritance

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Advanced Object Modeling

• 3.17   Packages
• 3.17.1  Logical Horizon
• 3.17.2  Example of Packages

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Advanced Object Modeling

• 3.18  Derived Data and Constraints

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Advanced Object Modeling

• 3.19  Advanced Practical Tips

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Advanced Object Modeling

• 3.20  SUMMARY

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Advanced Object Modeling

• Changes to OMT Notation

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Object Metamodeling

• 3.21  Metadata and Metamodels
• 3.21.1  Generic Classes
• 3.21.2  Reification
• 3.21.3  OMT Object Metamodel

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Object Metamodeling

• 3.22  Frameworks

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Object Metamodeling

• 3.23  Patterns
• 3.23.1  Trees
• 3.23.2  Directed Graphs
• 3.23.3  Undirected Graphs
• 3.23.4 Item Descriptions
• 3.23.5  Homomorphisms

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Object Metamodeling

• 3.24  Summary

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Systems AnalysisMethodologies and Tools

• SECTION 3 COMPLETE