Of this abstraction. The values for getRadius() or getCircumference() in the above case in point may very well be stored right, or they might be calculated, it doesn't issue into the caller; the setters could possibly or might not have Unintended effects; it doesn't make a difference for the caller. https://propertyingurugram.in/luxury-real-estate-developer-central-park-acquires-10-acre-land-from-bptp-at-rs-100-crore/