Of this abstraction. The values for getRadius() or getCircumference() in the above example could be saved straight, or they might be calculated, it would not make any difference into the caller; the setters may or might not have Unwanted side effects; it does not make any difference for the caller. https://propertyingurugram.in/the-sohna-dausa-stretch-inauguration-to-boost-real-estate-in-gurugram/