Additional Notes
Why should objects protect their own state?
Track: Java
Topic: OOP
Focus: Encapsulation
Java: Encapsulation
Answer
So outside code cannot push the object into invalid business state.
Encapsulation matters because a store model should not be breakable by arbitrary field assignment. Private state plus controlled methods keep the object trustworthy.
Encapsulation matters because a store model should not be breakable by arbitrary field assignment. Private state plus controlled methods keep the object trustworthy.
Topics: Encapsulation Java OOP