#dependency inversion principle java

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Dependency Inversion Principle Tutorial with Java Program Example for Beginners  

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 Dependency Inversion Principle is the fifth and final Solid principle. Robert C. Martin’s definition of the Dependency Inversion Principle consists of two parts. High-level modules should not depend on low-level modules. Both should depend on abstractions. Abstractions should not depend on details. Details should depend on abstractions. An important detail to note here is that high-level and…

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Dependency Inversion Principle in Java

Dependency Inversion Principle in Java

Dependency Inversion Principle states to “Depend on abstractions and not upon concretions”. What this principle means is that rather than writing code that refers to concrete classes, you should code for Interfaces and Abstract classes. For example, if Class B instantiates Class A, then it gets dependent on the Class A. Class A { // ... } Class B { A a = new A(); } With the above code, Class B…

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