Of the abstraction. The values for getRadius() or getCircumference() in the above mentioned example could be saved immediately, or they might be calculated, it will not make any difference for the caller; the setters may possibly or may not have Uncomfortable side effects; it would not subject to the caller. https://propertyingurugram.in/eldeco-group-to-invest-close-to-1000-crore-across-10-mid-to-luxury-housing-projects/