Of this abstraction. The values for getRadius() or getCircumference() in the above example may very well be saved specifically, or they could be calculated, it would not make a difference to your caller; the setters may well or won't have Uncomfortable side effects; it isn't going to make a difference https://propertyingurugram.in/d2c-brands-turn-to-malls-for-immersive-retail-experiences-amid-booming-demand/