Fix NullPointerException occurring when empty area clicked in table

1 files changed, 6 insertions, 0 deletions

diff --git a/src/main/java/at/ac/tuwien/sepm/assignment/groupphase/einsatzverwaltung/controller/RegistrationWindowController.java b/src/main/java/at/ac/tuwien/sepm/assignment/groupphase/einsatzverwaltung/controller/RegistrationWindowController.java
index 152d3f0..0683c77 100644
--- a/src/main/java/at/ac/tuwien/sepm/assignment/groupphase/einsatzverwaltung/controller/RegistrationWindowController.java
+++ b/src/main/java/at/ac/tuwien/sepm/assignment/groupphase/einsatzverwaltung/controller/RegistrationWindowController.java
@@ -109,6 +109,9 @@ public class RegistrationWindowController {
                 mouseEvent -> {
                     if (mouseEvent.isPrimaryButtonDown() && mouseEvent.getClickCount() == 2) {
                         chosenVehicle = tvVehicles.getSelectionModel().getSelectedItem();
+                        if (chosenVehicle == null) {
+                            return;
+                        }
                         lVehicles.setText(chosenVehicle.name());
                     }
                 });
@@ -116,6 +119,9 @@ public class RegistrationWindowController {
                 mouseEvent -> {
                     if (mouseEvent.isPrimaryButtonDown() && mouseEvent.getClickCount() == 2) {
                         chosenEmployees.add(tvEmployees.getSelectionModel().getSelectedItem());
+                        if (chosenEmployees == null) {
+                            return;
+                        }
                         StringBuilder text = new StringBuilder();
                         for (Employee employee : chosenEmployees) {
                             text.append(employee.name()).append("\n");