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Entries for the ‘design patterns’ Category

Design patterns – Part 2: Decorator pattern

For those, skilled in Java development, Decorator patterns are nothing new, as they are quite common in Java, i.e. FileInputStream with it’s decorator BufferedInputStream class. The definition says: The Decorator Pattern attaches additional responsibilities to an object dynamically. More theoretical background can be found on Wikipedia.

Design patterns – Part 1: Strategy pattern

One of the simplest and most commonly used patterns is definitely strategy pattern. We cannot pass a boring definition, so here you go: The Strategy Pattern defines a family of algorithms, encapsulates each one, and makes them interchangeable. Strategy algorithm vary independently from clients that use it. You will find out that all strategy pattern [...]