java, I need source code and output please

a Programming 1. Write a class called Sphere that contains instance data to represent a sphere's diameter (double). Your code should include the following methods. Constructor Getter and setter method Method to calculate volume of a sphere and return the result Method to calculate surface area of a sphere and return the result toString() method Volume = #r3 Surface Area = 47tr2 4 3 a Write a Driver class called Sphere Test that has a main method and test Sphere class. The sample output is provided in the next page