Principles Of Object Oriented Design

Principles Of Object Oriented Design:

There are five principles of class design:

Ø  (SRP) The Single Responsibility Principle.

Ø  (OCP) The Open Closed Principle.

Ø  (LSP) The Liskov Substitution Principle.

Ø  (ISP) The Interface Segregation Principle.

Ø  (DIP) The Dependency Inversion Principle.

There are three principles of package cohesion:

Ø  (REP) The Reuse Release Equivalence Principle.

Ø  (CCP) The Common Closure Principle.

Ø  (CRP) The Common Reuse Principle.

There are three principles of package coupling:

Ø  (ADP) The Acyclic Dependencies Principle.

Ø  (SDP) The Stable Dependencies Principle.

Ø  (SAP) The Stable Abstractions Principle.