Language - JAVA

an ArrayList of integers. 1. (0.5 point) Define a class called ArrayTest containing one 'data field: 2. (l point) create two constructor methods, one accessortigetter) method and one mutatorsetter) method for the ArrayTest class. (0.5 point) Implement a pickMin method to pick the smallest number from the ArrayList. (0.25 point) Implement a pickSecondMin method to pick the second smallest number from the ArrayList. For example pickSecondMin from the list( 10, 9, 8, 12, 14,-1, returns 8. 3. 4. 5. (0.25 points) Implement a reverse() method to reverse the elements in the ArrayList. 6. (0.5 point, bonus) Implement a checkPathenthesis(String exp) method to check if a string has matching pairs of parenthesis. For example, checkPathenthesis("(") should return false and checkPathenthesis("(0)") returns true