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Why Interfaces Are Useful
We are going to write a class that sorts some of the classes we have already written --namely : the Account and Student classes that we wrote in the past. Specifically, this class is going to sort students and accounts by their grade point averages and their account balances , respectively..
Organizer Skeleton class
(You only have to fill in 1 method)
Class : Organizer
The Constructor- The constructor is completely written for you already. It creates an array of Accounts and an array of Students . It also sends the arrays to both of the sort methods described below. You only need to write 1 method : public static void sort (Student[] arr) which is described below.
- Sort Methods
- public static void sort(Account[] arr)// Implemented this for you
- public static void sort (Student[] arr) //basically...modify the sort method above so that it works for the Student class by comparing their cumulative average (ie getCumulativeAverage() ;
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What if we wanted to sort the School class and add the method void sort(School[] schools)?
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