March 2002
Intermediate to advanced
496 pages
8h 51m
English
Content preview from Design Patterns Java™ Workbook
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Ordinary Interfaces
Design Patterns (Gamma et al. 1990) frequently mentions the use of abstract classes but does not describe the use of interfaces. The reason is that the languages C++ and Smalltalk, which Design Patterns uses for its examples, do not have an interface construct. This omission has a minor impact on the utility of the book for Java developers, because Java interfaces are quite similar to abstract classes.
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The basic definition of Java interfaces is not complex. However, you should be aware of a few subtle points when using them.
Consider the definition of an Oozinoz interface that rocket simulation classes must implement. Engineers design ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.