arraylist of objects in java

1public static void main(String args[]){
2	   ArrayList<Dog> doglist= new ArrayList<Dog>();
3	  doglist.add(new Dog(“Joe”,”Husky”,3, white));
4	  doglist.add(new Student(“Flash”,”German Shepherd",1, brown));
5	  doglist.add(new Student(“Jason”,”Pitbull”,5,brown));
6}
7}
8
9

1//Create the Arraylist variable: . Replace the T with the type of 
2//data to be stored in the list.
3ArrayList<T> exampleList = new ArrayList<>();
4//You can now perform operations on this ArrayList