Of the abstraction. The values for getRadius() or getCircumference() in the above case in point can be saved immediately, or they could be calculated, it will not issue to the caller; the setters may or may not have Unintended effects; it will not subject for the caller. @Jenix In that https://propertyingurugram.in/dlf-to-launch-ultra-luxury-dahlias-project-in-gurugram-touted-to-be-the-most-expensive-in-india/