Of this abstraction. The values for getRadius() or getCircumference() in the above mentioned example may be saved right, or they could be calculated, it does not make a difference to your caller; the setters could possibly or might not have side effects; it doesn't make a difference for the caller. https://bookmarkingfeed.com/story19886200/buy-property-in-gurgaon-can-be-fun-for-anyone