Of this abstraction. The values for getRadius() or getCircumference() in the above mentioned case in point could be saved specifically, or they could be calculated, it isn't going to issue into the caller; the setters may possibly or may not have side effects; it does not subject to your caller. https://propertyingurugram.in/for-delhi-ncrs-expanding-market-luxury-condominiums-are-the-way-to-go/