UML (Unified Modeling Language) has now been in use for several years and is currently coming close to the end of a large-scale review and reformulation resulting this year (2004) in a new major version (2.0). With its previous versions (1.1, 1.3, 1.4 and 1.5), UML has been widely used by business analysts, system designers, system architects and testers. However, despite this increasing usage, many companies are not taking the best advantage of UML, and occasionally, individuals have experience
文章来源:http://blog.csdn.net/metababy/archive/2006/01/12/577267.aspx