complete the the following class:

interface:

Main:

thank you

1 package oop.Shapes; 2 3 public class ShapeHandler 4 5 II Returns the sum of the volumes of the given shapes. public static double volumeSum(Shape shapes) { 7 return 0; I/ Returns the sum of the surface areas of the given shapes. public static double surfaceAreasum(Shape[] shapes) { 10 11- 12 13 14 15 return 0