Next: Architectural Patterns - Frameworks Up: Lecture 2: Classes, Objects, Previous: Design Patterns

Mechanisms

Mechanisms are design pattern for classes.
Collaboration models mechanism: a template collaboration with role parameters for the template is used.
Example of Mechanism: Adapter pattern: adapting a class to respond to a slightly different set of events from knowledge of its responses to a set of events.
Example Mechanism: Observer pattern

$\begin{figure} \epsfig {file=l4pattern1.eps}\end{figure}$

Ananda Amatya
11/3/1999