AutoBoxingAndUnboxingChallenge

Task:

• Bank class * It should have an arraylist of Branches * Each Branch should have an arraylist of Customers * The Customer class should have an arraylist of Doubles (transactions)
• Customer: * Name, and the ArrayList of doubles
• Branch: Need to be able to add a new customer and initial transaction amount.
  Also needs to add additional transactions for that customer/branch
• Bank: Add a new branch
  Add a customer to that branch with initial transaction
  Add a transaction for an existing customer for that branch
  Show a list of customers for a particular branch and optionally a list of their transactions
  Demonstration autoboxing and unboxing in your code
  *** Hint: Transactions
  - Add data validation. e.g. check if exists, or does not exist, etc. - Think about where you are adding the code to perform certain actions

Tim Buchalka - Complete Java Masterclass