Part 1 Java Create a UML class diagram for the Circle class as described below: radius: a double PI: a final double initialized with the value 3.14159   The class should have the following methods: a constructor that takes the radius of the circle getRadius – An accessor (getter) for the radius setRadius - A mutator (setter) method for the radius calculateArea - Returns the area of the circle, which is calculated as: area = PI * radius * radius calculateDiameter - Returns the diameter of the circle, which is calculated as: diameter = radius * 2 calculateCircumference - Returns the circumference of the circle, which is calculated as: circumference = 2 * PI * radius

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OOPs

In today's technology-driven world, computer programming skills are in high demand. The object-oriented programming (OOP) approach is very much useful while designing and maintaining software programs. Object-oriented programming (OOP) is a basic programming paradigm that almost every developer has used at some stage in their career. 

Constructor

The easiest way to think of a constructor in object-oriented programming (OOP) languages is: