6. Banking Exception

GamerBhai02

Jan 16th, 2025

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import java.util.*;
class InsufficientFundsException extends Exception{
public InsufficientFundsException(String message){
super(message);
}
}
class BankAccount{
private String accountHolder;
private double balance;
public BankAccount(String accountHolder){
this.accountHolder = accountHolder;
this.balance = 0.0;
}
public BankAccount(String accountHolder, double initialDeposit){
this.accountHolder = accountHolder;
this.balance = initialDeposit;
}
public double checkBalance(){
return balance;
}
public void deposit(double amount){
if(amount>0){
balance+=amount;
System.out.println("Deposited $"+amount);
}else{
System.out.println("Amount must be positive");
}
}
public void withdraw(double amount) throws InsufficientFundsException{
if(amount<=0){
System.out.println("Amount must be positive");
return;
}
if(amount>balance){
throw new InsufficientFundsException("Insufficient Funds for Withdrawal");
}
balance-=amount;
System.out.println("Withdrawn $"+amount);
}
public void displayInfo(){
System.out.println("Account Holder's Name: "+accountHolder);
System.out.println("Account Balance: $"+balance);
}
}
public class BankingSystem{
public static void main(String[] args){
Scanner read = new Scanner(System.in);
System.out.println("Enter Account Holder's name:");
String name = read.nextLine();
BankAccount account = new BankAccount(name);
int choice=-1;
do{
System.out.println("Banking System\n1. Check Balance\n2. Deposit Money\n3. Withdraw Money\n4. Display Account Information\n5. Exit\nEnter your choice:");
try{
choice = read.nextInt();
switch(choice){
case 1:
System.out.println("Current Balance: $"+account.checkBalance());
break;
case 2:
System.out.print("Enter the amount to deposit: ");
double depAmount = read.nextDouble();
account.deposit(depAmount);
break;
case 3:
System.out.print("Enter the amount to withdraw: ");
double witAmount = read.nextDouble();
account.withdraw(witAmount);
break;
case 4:
account.displayInfo();
break;
case 5:
System.out.print("Exited");
break;
}
}catch(InsufficientFundsException e){
System.out.println("Error: "+e.getMessage());
}catch(InputMismatchException e){
System.out.println("Invalid input, please enter valid number");
read.next();
}
}while(choice!=5);
read.close();
}
}

Tags: Exception Handling

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