Project: number-display Authors: Michael Kölling and David J. Barnes This project is part of the material for the book Objects First with Java - A Practical Introduction using BlueJ Sixth edition David J. Barnes and Michael Kölling Pearson Education, 2016 It is discussed in chapter 3. To use this project, create an instance of class NumberDisplay. Then inspect this instance and leave the inspector window open. With the inspector window open, call the object's methods, such as increment and setValue.