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Unified Modeling Language User Guide, The, Second Edition by Ivar Jacobson, James Rumbaugh, Grady Booch

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Chapter 6. Common Mechanisms

In this chapter

  • Notes

  • Stereotypes, tagged values, and constraints

  • Modeling comments

  • Modeling new building blocks

  • Modeling new properties

  • Modeling new semantics

  • Extending the UML

The UML is made simpler by the presence of four common mechanisms that apply throughout the language: specifications, adornments, common divisions, and extensibility mechanisms. This chapter explains the use of two of these common mechanisms: adornments and extensibility mechanisms.

Notes are the most important kind of adornment that stands alone. A note is a graphical symbol for rendering constraints or comments attached to an element or a collection of elements. You use notes to attach information ...

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