Java programming. Introduction to Classes and Methods. Please write the correct code, with comments so I can understand what you did, and please make the code as SIMPLE as possible -- this is an intro to Classes/Methods practice. If your answer is right, I will give you thumbs up rating!

Each of the following methods should be static and defined in a class called a second class called Tester that calls each of these methods Utilities. Implement Write a method that returns the absolute value of a given integer; your implementation may not use Math.abs 1. 2. Write a method that returns the ceiling of an input double. Note, this function always returns the next larger integer (even for negative numbers) except when an integer value is given. For example, ceiling (-1.2) -1 ceiling (3)-3 ceiling (1.2) 2