Answered: The get and set methods for these data…

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Question

Design a new Account class as follows:
■■ Add a new data field name of the String type to store the name of the
customer.
■■ Add a new constructor that constructs an account with the specified name, id,
and balance.
■■ Add a new data field named transactions whose type is ArrayList that
stores the transaction for the accounts. Each transaction is an instance of the
Transaction class, which is defined as shown in Figure

■■ Modify the withdraw and deposit methods to add a transaction to the
transactions array list.

Write a test program that creates an Account with annual interest rate 1.5%,
balance 1000, id 1122, and name George. Deposit $30, $40, and $50 to the
account and withdraw $5, $4, and $2 from the account. Print an account summary
that shows the account holder name, interest rate, balance, and all transactions.

The get and set methods for these data
fields are provided in the class, but omitted in the UML
diagram for brevity.
Transaction
- date: java.util.Date
- type: char
The date of this transaction.
The type of the transaction, such as "W" for withdrawal,
"D" for deposit.
- amount: double
- balance: double
- description: String
The amount of the transaction.
The new balance after this transaction.
The description of this transaction.
+Transaction (type: char,
amount: double, balance:
double, description: String)
Construct a Transaction with the specified date, type,
balance, and description.
The Transaction class describes a transaction for a bank account.

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