använder runonfx försöka lösa timeout i AI test

Author: Rickank

src/main/java/com/example/HelloModel.java

@@ -68,21 +68,20 @@ private void receiveMessage() {
             if (message == null || message.message() == null || message.message().isBlank()) {
                 return;
             }
+            runOnFx(() -> messages.add(message));
+        });
+    }
 
-            if (System.getProperty("java.awt.headless", "false").equals("true")) {
-                messages.add(message);
-                return;
-            }
 
-            try {
-                if (Platform.isFxApplicationThread()) {
-                    messages.add(message);
-                } else {
-                    Platform.runLater(() -> messages.add(message));
-                }
-            } catch (UnsupportedOperationException | IllegalStateException e) {
-                messages.add(message);
+    private static void runOnFx(Runnable task) {
+        try {
+            if (Platform.isFxApplicationThread()) {
+                task.run();
+            } else {
+                Platform.runLater(task);
             }
-        });
+        } catch (IllegalStateException notInitialized) {
+            task.run();
+        }
     }
 }