void sortbyAccount() {
List<Accounts> ac = new ArrayList<Accounts>(accounts.values());
ac.sort(Accounts.AccountComparator);
for (Accounts a : ac) {
a.dispaly();
}
}
void sortAccountByCustomer() {
List<Customer> cl = new ArrayList<Customer>(customers.values());
cl.sort(Customer.CustomerComparatorByName);
for (Customer c : cl) {
System.out.println("Customer Name: " + c.CustomerName);
Accounts a = accounts.get(c.AccountId);
a.dispaly();
}
}
void searchAccountByBalance() {
System.out.println(
"\nEnter your Choice\n1.Exact Balance\n2.More than Balance\n3.Less than Balance\n4.Balance Range");
Scanner in = new Scanner(System.in);
int amount;
int choice = in.nextInt();
boolean flag = true;
switch (choice) {
case 1:
System.out.println("Enter the Amount to be search");
amount = in.nextInt();
for (Accounts a : accounts.values()) {
if (a.balance == amount) {
a.dispaly();
flag = false;
}
}
if (flag) System.out.println("No Data Found");
break;
case 2:
System.out.println("Enter the Amount to be search for equal and more");
amount = in.nextInt();
for (Accounts a : accounts.values()) {
if (a.balance >= amount) {
a.dispaly();
flag = false;
}
}
if (flag) System.out.println("No Data Found");
break;
case 3:
System.out.println("Enter the Amount to be search for equal and less");
amount = in.nextInt();
for (Accounts a : accounts.values()) {
if (a.balance <= amount) {
a.dispaly();
flag = false;
}
}
if (flag) System.out.println("No Data Found");
break;
case 4:
System.out.println("Enter the Amount range\nMinimum:");
amount = in.nextInt();
System.out.println("Maximum:");
int max = in.nextInt();
for (Accounts a : accounts.values()) {
if (a.balance >= amount && a.balance <= max) {
a.dispaly();
flag = false;
}
}
if (flag) System.out.println("No Data Found");
break;
default:
System.out.println("Worn Input");
}
}
// 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());
}
}