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Vejo muitas situações onde alguns confundem muito o uso de relacionamentos em casos de uso, principalmente com include e extend. Diagramas de casos de uso servem para descrever cenários de uma solução a ser desenvolvida, e interações dos usuários (atores) com funcionalidades (casos de uso, conhecidos também como UC) no sistema. Pode-se relacionar o conceito…
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SourceMaking — is the best information source on the Web on such software development topics as design patterns, refactoring and UML. A lot of information freely available through the site's pages, so feel free to use bookmarklet to leave interesting chapters for further reading.
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