Minor improvements in AccountviewController.java

src/main/java/ui/AccountviewController.java

@@ -14,7 +14,6 @@ import javafx.stage.Stage;
 
 import java.io.IOException;
 import java.time.LocalDate;
-import java.util.ArrayList;
 import java.util.List;
 import java.util.Optional;
 
@@ -138,7 +137,6 @@ public class AccountviewController {
 
     @FXML
     private void onShowAll() {
-        System.out.println(this.privateBank.getTransactions(currentAccount));
         showTransactions(this.privateBank.getTransactions(currentAccount));
     }
 
@@ -148,10 +146,6 @@ public class AccountviewController {
      * @param transactions
      */
     private void showTransactions(List<Transaction> transactions) {
-        List<String> displayList = new ArrayList<>();
-        for (Transaction t : transactions)
-            displayList.add(t.toString());
-
         transactionListView.getItems().setAll(transactions);
         updateAccountInfo(); // Balance neu anzeigen, falls sich was geändert hat
     }
@@ -167,7 +161,7 @@ public class AccountviewController {
 
         alert.getButtonTypes().setAll(yesButton, noButton);
 
-        var result = alert.showAndWait();
+        Optional<ButtonType> result = alert.showAndWait();
         return result.isPresent() && result.get() == yesButton;
     }
 
@@ -177,10 +171,10 @@ public class AccountviewController {
         String desc = descriptionField.getText().trim();
 
         // Basis-Checks
-        if (desc.isEmpty()) return false;
+        if (desc.isEmpty())
-        double amount;
+            return false;
         try {
-            amount = Double.parseDouble(amountStr);
+            double amount = Double.parseDouble(amountStr);
         } catch (NumberFormatException e) {
             return false;
         }