Erweiterungen

src/main/java/util/Util.java

@@ -0,0 +1,19 @@
+package util;
+
+import com.vaadin.flow.component.UI;
+import com.vaadin.flow.component.applayout.AppLayout;
+import com.vaadin.flow.server.VaadinSession;
+import com.vaadin.flow.server.WrappedSession;
+
+
+public class Util {
+    public static String getSessionAttributeWithDefault(WrappedSession currentSession, String key, String defaultValue) {
+        var result = defaultValue;
+
+        try {
+            result = currentSession.getAttribute(key).toString();
+        } catch (Exception e) {}
+
+        return result;
+    }
+}