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changed used overdraft

This commit is contained in:
Sven Vogel 2023-07-11 22:12:13 +02:00
parent 2a0d97c834
commit 01f22b94a2
1 changed files with 7 additions and 6 deletions
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13
src/me/teridax/jcash/banking/accounts/CurrentAccount.java
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@ -11,7 +11,7 @@ public final class CurrentAccount extends Account {
/**
* Overdraft amount in currency.
*/
private double overdraft;
private final double overdraft;
public CurrentAccount(int iban, int pin, double balance, double overdraft) {
super(iban, pin, balance);
@ -24,11 +24,9 @@ public final class CurrentAccount extends Account {
/**
* Takeoff a certain amount of money from this accounts balance.
* If amount is greater than the balance, the overflow will be added to the overdraft
* and balance will be set to 0.
* Saturates the result if the value to subtract is greater than the balance present.
* @param amount the amount of money to subtract from the accounts balance
* @throws IllegalArgumentException if amount is smaller than 0
* @throws IllegalArgumentException if amount is smaller than 0 or the overflow is greater than the overdraft.
*/
@Override
public void takeoff(double amount) throws IllegalArgumentException {
@ -38,8 +36,11 @@ public final class CurrentAccount extends Account {
if (overflow > 0) {
Logging.LOGGER.fine("taking off money with overflow: " + overflow);
this.overdraft += overflow;
this.balance = 0;
if (overflow > overdraft) {
Logging.LOGGER.warning("amount to takeoff greater than overdraft");
throw new IllegalArgumentException("amount to takeoff greater than overdraft");
}
}
this.balance -= amount;