public void RemoveAccount(Account account)
{
if (!this.accountRegistry.ContainsKey(account.IBAN))
{
throw new ApplicationException("Account does not exist!");
}
this.accountRegistry.Remove(account.IBAN);
}
public void AddAccount(Account account)
{
if (this.accountRegistry.ContainsKey(account.IBAN))
{
throw new ApplicationException("Trying to add an account that already extists!");
}
this.accountRegistry[account.IBAN] = account;
}