Web Reference: Mar 8, 2024 · What is Null Object Design Pattern? The Null object pattern is a design pattern that simplifies the use of dependencies that can be undefined. This is achieved by using instances of a concrete class that implements a known interface, instead of null references. Using the null object pattern, one can create a special version of the procedure but only for null nodes: This separates normal logic from special case handling and makes the code easier to understand. It can be regarded as a special case of the State pattern and the Strategy pattern. Jan 8, 2025 · Among the vast catalog of design patterns, the Singleton and Null Object patterns stand out as versatile tools for managing object creation and behavior. This article delves into these...
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