Examples improvements

app/src/main/java/rife/HelloAuthentication.java

@@ -17,7 +17,7 @@ public class HelloAuthentication extends Site {
     class AuthenticatedSection extends Router {
         Route hello = get("/hello", c -> {
             var t = c.template("HelloAuthenticated");
-            t.setValue("user", config.identityAttribute(c).getLogin());
+            t.setValue("user", AuthConfig.identityAttribute(c).getLogin());
             c.print(t);
         });
         Route logout = get("/logout", new Logout(config, TemplateFactory.HTML.get("HelloLogout")));

app/src/main/java/rife/HelloGroup.java

@@ -0,0 +1,23 @@
+/*
+ * Copyright 2001-2022 Geert Bevin (gbevin[remove] at uwyn dot com)
+ * Licensed under the Apache License, Version 2.0 (the "License")
+ */
+package rife;
+
+import rife.engine.*;
+
+public class HelloGroup extends Site {
+    Route hello = get("/hello", c -> c.print("Hello World"));
+    Router group = group("/group", new Router() {
+        public void setup() {
+            before(c -> c.print("before "));
+            get("/hello", c -> c.print("hello inside"));
+            get("/bonjour", c -> c.print("bonjour inside"));
+            after(c -> c.print(" after"));
+        }
+    });
+
+    public static void main(String[] args) {
+        new Server().start(new HelloGroup());
+    }
+}

app/src/test/java/rife/HelloTest.java

@@ -22,6 +22,12 @@ class HelloTest {
             .follow().getText());
     }
 
+    @Test void verifyHelloGroup() {
+        var m = new MockConversation(new HelloGroup());
+        assertEquals("before hello inside after", m.doRequest("/group/hello").getText());
+        assertEquals("before bonjour inside after", m.doRequest("/group/bonjour").getText());
+    }
+
     @Test void verifyHelloTemplate() {
         var m = new MockConversation(new HelloTemplate());
         assertEquals("Hello World", m.doRequest("/link")