Custom Exception example for BankAccount


class BankAccount {
     int accountNumber;

    double accountBalance;

    public BankAccount(int accountNumber, double accountBalance) {
        this.accountNumber = accountNumber;
        this.accountBalance = accountBalance;
    }

    public int getAccountNumber() {
        return accountNumber;
    }

    public double getAccountBalance() {
        return accountBalance;
    }

   
 
    public boolean withdraw (double amount) throws WithdrawLimitException
    {
        if( amount > accountBalance)
{          
           throw new WithdrawLimitException("Withdrawing Amount is more than Balance amount.. ");
           
            // return false;
}

else
{
            accountBalance -= amount;
           
            return true;
        }

    }

    public boolean deposit(double amount)
    {
if( amount < 0.0)
{
          return false; // can not deposit a negative amount
}

else
{
          accountBalance += amount;
 return true;
         }

     }
}

class WithdrawLimitException extends Exception {

    public WithdrawLimitException(String message) {
        super(message);
    }
   
}


// Application Class

public class BankAccountMainExample {

   
    public static void main(String[] args) {
     
        BankAccount ba = new BankAccount(101,10000);
       
       if (!(ba.deposit(20000))) {
           System.out.println("Negative amount can not be deposited..");
       }
       
        try {
            ba.withdraw(70000);
        } catch (Exception e) {
            System.out.println(e);
        }
     
        System.out.println("Account balance : "+ ba.getAccountBalance());
       
    }
}





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