Of this abstraction. The values for getRadius() or getCircumference() in the above case in point might be stored immediately, or they may be calculated, it isn't going to issue to the caller; the setters may well or won't have Unwanted effects; it does not make any difference towards the caller. https://propertyingurugram.in/dlf-to-develop-rs-25000-crore-luxury-housing-project-in-gurugram/