Please use JAVA

Write a generic stack class to implement a stack using an ArrayList object. Define the data member and methods listed below:

A single data member:

An ArrayList object

Instance Methods:

zero-parameter constructor instantiate an empty stack

copy constructor

public boolean isEmpty(): returns true if the stack is empty

public void push(T): pushes the given parameter on the stack

public T pop() : pops an element from the stack

public T lookUp(): returns the value of the top element without removing it from the stack

When a method that returns a value cannot perform its prescribed operation, return null.