The Easiest Way to Learn Design Patterns in C#/

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Reusing the Same Object Instance

Learn which design patterns to implement when using the same instance of an object in the application.

We'll cover the following...

Problem statement
Suitable design patterns
- Singleton
  - Why choose the Singleton pattern?
- A design pattern relying on the Singleton pattern
  - Why would we implement the Object Pool design pattern as the Singleton pattern?

Let’s imagine that we have a requirement to use exactly the same object instance throughout our entire application, regardless of whether the classes that use it can communicate directly with each other or not.

One thing we can do is instantiate it in one place and then pass the instance to every single class. This will work, but it’s less than desirable. It means that we’ll have to write a lot of extra code that’ll be hard to read and maintain.

Plus, there’s nothing that would stop passing a different ...

Getting Started

SOLID Principles and Their Importance

Applications of Design Patterns

Classifying the Design Patterns

Creational Design Patterns

Structural Design Patterns

Behavioral Design Patterns

Conclusion

Appendix

Reusing the Same Object Instance

Problem statement