// Now onwards code for Transaction management
void addTransaction() throws CustomerIdInvalid, BalanceNotSufficient {
try {
LastTransNo++;
Scanner in = new Scanner(System.in);
System.out.println("Choose Type of Transaction\n1.Credit\n2.Debit");
int choice = in.nextInt();
if (choice == 1) {
System.out.println("Enter Customer ID: ");
int Cid = in.nextInt();
Customer c = customers.get(Cid);
if (c == null) throw new CustomerIdInvalid("Customer Not valid");
System.out.println("Enter the Amount to be credit");
int amount = in.nextInt();
Accounts a = accounts.get(c.AccountId);
a.balance = a.balance + amount;
Transaction t = new CreditTransaction(LastTransNo, Cid, c.AccountId, amount);
c.TransactionId.add(LastTransNo);
transactions.put(LastTransNo, t);
t.displayTransaction();
}
if (choice == 2) {
System.out.println("Enter Customer Number");
int Cid = in.nextInt();
Customer c = customers.get(Cid);
if (c == null) throw new CustomerIdInvalid("Customer Not valid");
System.out.println("Enter the Amount to be Debit");
int amount = in.nextInt();
Accounts a = accounts.get(c.AccountId);
if (a.balance >= amount) a.balance = a.balance - amount;
else throw new BalanceNotSufficient("Balance is less");
Transaction t = new DebitTransaction(LastTransNo, Cid, c.AccountId, amount);
c.TransactionId.add(LastTransNo);
transactions.put(LastTransNo, t);
t.displayTransaction();
}
} catch (Exception e) {
System.out.println(e.toString());
}
}
// Code For Account management
void openAccount() throws CustomerIdInvalid {
Accounts ac = null;
Customer c = null;
try {
Scanner in = new Scanner(System.in);
System.out.println("Choose Type of Account\n1.CheckIn\n2.Savings\n3.Business");
int choice = in.nextInt();
System.out.println("Enter Customer Name:");
String name = in.next();
System.out.println("Enter Customer Address:");
String addr = in.next();
LastCustNo++;
LastAccNo++;
switch (choice) {
case 1:
ac = new Checkin(LastCustNo, LastAccNo);
accounts.put(LastAccNo, ac);
c = new Customer(name, LastCustNo, addr, LastAccNo);
customers.put(LastCustNo, c);
break;
case 2:
ac = new Savings(LastCustNo, LastAccNo);
accounts.put(LastAccNo, ac);
c = new Customer(name, LastCustNo, addr, LastAccNo);
customers.put(LastCustNo, c);
break;
case 3:
ac = new Business(LastCustNo, LastAccNo);
accounts.put(LastAccNo, ac);
c = new Customer(name, LastCustNo, addr, LastAccNo);
customers.put(LastCustNo, c);
break;
default:
System.out.println("Worng Input");
break;
}
System.out.println(
"Thank You! "
+ name
+ "\nYour Customer ID is:"
+ LastCustNo
+ "\nAnd your Account Number is:"
+ LastAccNo
+ "\n\n");
} catch (Exception e) {
System.out.println("Unable to open Account");
}
}