CISC 323 Intro to Software Engineering
CISC 323 Intro to Software Engineering
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 sees an object of type<br />
BookListFac<strong>to</strong>ry, so does not need <strong>to</strong> know<br />
whether it is using a Vec<strong>to</strong>rBookListFac<strong>to</strong>ry<br />
or a SortingVec<strong>to</strong>rBookListFac<strong>to</strong>ry<br />
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uses<br />
Vec<strong>to</strong>rBookList SortingVec<strong>to</strong>rBookList<br />
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