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CISC 323 Intro to Software Engineering

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Extending <strong>to</strong> Multiple<br />

Fac<strong>to</strong>ries<br />

uses<br />

BookListFac<strong>to</strong>ry Client<br />

Vec<strong>to</strong>rBookListFac<strong>to</strong>ry SortingVec<strong>to</strong>rBookListFac<strong>to</strong>ry <br />

BookList<br />

creates creates<br />

The client is provided with an object of type<br />

BookList. This object may be either a<br />

Vec<strong>to</strong>rBookList or a SortingVec<strong>to</strong>rBookList,<br />

depending on which fac<strong>to</strong>ry was used.<br />

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uses<br />

Vec<strong>to</strong>rBookList SortingVec<strong>to</strong>rBookList<br />

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