Java Programming Tutorial - 18 - Getting user Input and Creating Objects скачать в хорошем качестве

Java Programming Tutorial - 18 - Getting user Input and Creating Objects

******************Main Class********************* import java.util.*; public class BankProgram { public static void main(String[] args){ //variables used to create account String name; int accountNum; double amount; final int MAX = 999999999; //Scanner for user input, Random for random number. Scanner keyboard = new Scanner(System.in); Random rand = new Random(); //random number generated for account number. generates a number from 0 up to MAX. accountNum = rand.nextInt(MAX); //get user input to create account System.out.println("Enter full name: "); name = keyboard.nextLine(); System.out.println("Enter amount to deposit: "); amount = keyboard.nextDouble(); //instantiate new object, acct1, with user's values Account acct1 = new Account(name, accountNum, amount); //display account information using toString method System.out.println(acct1.toString()); } } **************************Account Class************************ import java.text.*; public class Account { //instance variables private String name; private int accountNum; private double balance; //the Account constructor public Account(String initName, int initId, double initBalance){ name = initName; accountNum = initId; balance = initBalance; } //method to deposit a specified amount into the account public void deposit(double amount){ balance = balance + amount; } //method to withdraw a specified amount from the account public void withdraw(double amount, double fee){ balance = balance - amount - fee; } //getter method to return balance public double getBalance(){ return balance; } //toString method that returns the accounts information public String toString(){ String result = ""; NumberFormat fmt = NumberFormat.getCurrencyInstance(); result = "
Name: " + name + "
Account Number: " + accountNum + "
Balance: " + fmt.format(balance); return result; } }