Refactor: Replace if-else with switch

CityDoctorParent/Extensions/CityDoctorGUI/src/main/java/de/hft/stuttgart/citydoctor2/gui/MainWindow.java

@@ -1161,27 +1161,18 @@ public class MainWindow extends Application {
 
     private Pair<Tab,TreeView<Renderable>> getFeatureTabOf(CityObject co) {
         FeatureType coType = co.getFeatureType();
-        if (coType == FeatureType.BUILDING){
-            return new Pair<>(buildingsTab, buildingsView);
-        } else if (coType == FeatureType.VEGETATION){
-            return new Pair<>(vegetationTab, vegetationView);
-        } else if (coType == FeatureType.TRANSPORTATION){
-            return new Pair<>(transportationTab,transView);
-        } else if (coType == FeatureType.TUNNEL){
-            return new Pair<>(tunnelTab, tunnelView);
-        } else if (coType == FeatureType.BRIDGE){
-            return new Pair<>(bridgeTab, bridgeView);
-        } else if (coType == FeatureType.WATER){
-            return new Pair<>(waterTab, waterView);
-        } else if (coType == FeatureType.LAND){
-            return new Pair<>(terrainTab, terrainView);
-        } else if (coType == FeatureType.CITY_FURNITURE){
-            return new Pair<>(cityFurnitureTab, cityFurnitureView);
-        } else if (coType == FeatureType.GENERIC_CITY_OBJECT){
-            return new Pair<>(otherObjectsTab, otherObjectsView);
-        } else {
-            throw new IllegalArgumentException("unknown feature type: " + coType);
-        }
+        return switch (coType) {
+            case BUILDING -> new Pair<>(buildingsTab, buildingsView);
+            case VEGETATION -> new Pair<>(vegetationTab, vegetationView);
+            case TRANSPORTATION -> new Pair<>(transportationTab, transView);
+            case TUNNEL -> new Pair<>(tunnelTab, tunnelView);
+            case BRIDGE -> new Pair<>(bridgeTab, bridgeView);
+            case WATER -> new Pair<>(waterTab, waterView);
+            case LAND -> new Pair<>(terrainTab, terrainView);
+            case CITY_FURNITURE -> new Pair<>(cityFurnitureTab, cityFurnitureView);
+            case GENERIC_CITY_OBJECT -> new Pair<>(otherObjectsTab, otherObjectsView);
+            default -> throw new IllegalArgumentException("unknown feature type: " + coType);
+        };
     }
 
     public MainToolBar getMainToolbar() {