ShreevatsaR
0
Q:

Design and implement Java Program for bank application using interface and inheritance.

class TestAccountInterface{    public static void main(String s[])    {        IAccount account = new HDFCAccount();            System.out.println("Transacting using HDFC Account");        transactOnAccount(account);        System.out.println();            account = new StateBankAccount();            System.out.println("Transacting using State Bank Account");        transactOnAccount(account);    }        public static void transactOnAccount(IAccount account)    {        System.out.println("------------------------------");        account.deposit(10000.0);        printBalance("depositing 10,000.0", account);        account.withdraw(2500.0);        printBalance("withdrawing 2,500.0", account);        account.withdraw(4100.0);        printBalance("withdrawing 4,100.0", account);        account.deposit(5000.0);        printBalance("depositing 5,000.0", account);        System.out.println("------------------------------");    }        public static void printBalance(String message, IAccount account)    {        System.out.println("The balance after " + message + " is " + account.getBalance() +".");    }}interface IAccount{    double getBalance();    void deposit(double amount);    void withdraw(double amount);}class HDFCAccount implements IAccount{    double deposits;    double withdrawals;    public double getBalance()    {        return deposits - withdrawals;    }    public void deposit(double amount)    {        deposits += amount;    }    public void withdraw(double amount)    {        withdrawals += amount;    }}class StateBankAccount implements IAccount{    double balance;    public double getBalance()    {        return balance;    }    public void deposit(double amount)    {        balance += amount;    }    public void withdraw(double amount)    {        balance -= amount;    }}
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