When to use Singleton Method Design Pattern?
Use the Singleton method Design Pattern when:
- There must be exactly one instance of a class and it must be accessible to clients from a well-known access point.
- When the sole instance should be extensible by subclassing and clients should be able to use an extended instance without modifying
- Singleton classes are used for logging, driver objects, caching, and thread pool, database connections.
Singleton Method Design Pattern
Singleton Pattern is probably the most widely used design pattern. It is a simple pattern, easy to understand and to use. Sometimes it is used in excess and in scenarios where it is not required. In such cases, the disadvantages of using it outweigh the advantages it brings. For this reason, the singleton pattern is sometimes considered an antipattern or pattern singleton.
Important Topics for the Singleton Method Design Pattern
- What is Singleton Method Design Pattern?
- When to use Singleton Method Design Pattern?
- Initialization Types of Singleton
- Key Component of Singleton Method Design Pattern:
- Implementation of Singleton Method Design Pattern
- Different Ways to Implement Singleton Method Design Pattern
- Use Case of Pattern Singleton Method
- Advantages of Singleton Method Design Pattern:
- Disadvantages of Singleton Design Pattern