UML Reference

The underlying meta-model for ObjectDomain R3 closely adheres to the Unified Modeling Language (UML) specification. ObjectDomain offers one of the most accurate and thorough implementations of UML in the industry.

What is UML?

The Unified Modeling Language is a language for specifying, visualizing, constructing, and documenting the artifacts of software systems, as well as for business modeling and other non-software systems. The UML represents a collection of best engineering practices that have proven successful in the modeling of large and complex systems.

There is a considerable amount of information available for UML on the Internet. To get started, some links as well as book references are provided below.

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OMG Modeling Specifications

Below is a link to the formally released Object Management Group (OMG) Modeling Specifications:

Unified Modeling Language Specification

OMG is a not-for-profit consortium that produces and maintains computer industry specifications. There are three modeling specifications that have formally been released: Unified Modeling Language (UML), Meta-Object Facility (MOF), and XML Metadata Interchange (XMI).

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Object Management Group Links

As an Object Management Group standard, the OMG web site is a great place to start learning about UML. Below are some UML-related links to the OMG site.

• Introduction to OMG's Unified Modeling Language™ (UML™)
• OMG Specifications and Process - The Big Picture
• Introduction to OMG's Specifications
• What's the business case for UML?

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Some UML Books

• UML Toolkit
  Hans-Erik Eriksson and Magnus Penker; Wiley
  ISBN 0-471-19161-2
• UML Distilled - Applying the Standard Object Modeling Language
  Martin Fowler with Kendall Scott; Addison-Wesley
  ISBN 0-201-32563-2
• UML in a Nutshell
  Sinan Si Alhir; O'Reilly
  ISBN 1-56592-448-7