April 2018
Intermediate to advanced
396 pages
11h 8m
English
Content preview from Scala Design Patterns - Second Edition
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What it is good for?
As with other factories, the details of object creation are hidden. This means that if we change the way a specific instance has to be created, we would have to change only the factory methods that create it (this might involve a lot of creators though, depending on the design). The factory method allows us to use the abstract version of a class and defer the object creation to subclasses.
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