Added NotFound Page; Added BaseController with basic navBack Routing;

webapp/controller/App.controller.js

@@ -1,7 +1,7 @@
 sap.ui.define([
-  "sap/ui/core/mvc/Controller"
-], function(Controller) {
+  "com/mrb/UI5-Navigation-and-Routing/controller/BaseController"
+], function(BaseController) {
   "use strict";
 
-  return Controller.extend("com.mrb.UI5-Navigation-and-Routing.controller.App", {});
+  return BaseController.extend("com.mrb.UI5-Navigation-and-Routing.controller.App", {});
 });

webapp/controller/BaseController.js

@@ -0,0 +1,29 @@
+sap.ui.define([
+    "sap/ui/core/mvc/Controller",
+    "sap/ui/core/routing/History",
+    "sap/ui/core/UIComponent"
+], function (Controller, History, UIComponent) {
+    "use strict";
+
+    return Controller.extend("sap.ui.demo.nav.controller.BaseController", {
+
+        getRouter: function () {
+            return UIComponent.getRouterFor(this);
+        },
+
+        onNavBack: function () {
+            var oHistory, sPreviousHash;
+
+            oHistory = History.getInstance();
+            sPreviousHash = oHistory.getPreviousHash();
+
+            if (sPreviousHash !== undefined) {
+                window.history.go(-1);
+            } else {
+                this.getRouter().navTo("appHome", {}, true /*no history*/);
+            }
+        }
+
+    });
+
+});

webapp/controller/Home.controller.js

@@ -1,8 +1,8 @@
 sap.ui.define([
-    "sap/ui/core/mvc/Controller"
-  ], function(Controller) {
+  "com/mrb/UI5-Navigation-and-Routing/controller/BaseController"
+  ], function(BaseController) {
     "use strict";
 
-    return Controller.extend("com.mrb.UI5-Navigation-and-Routing.controller.Home", {});
+    return BaseController.extend("com.mrb.UI5-Navigation-and-Routing.controller.Home", {});
   });
 

webapp/controller/NotFound.controller.js

@@ -0,0 +1,9 @@
+sap.ui.define([
+    "com/mrb/UI5-Navigation-and-Routing/controller/BaseController"
+], function (BaseController) {
+    "use strict";
+    return BaseController.extend("com.mrb.UI5-Navigation-and-Routing.controller.NotFound", {
+        onInit: function () {
+        }
+    });
+});

webapp/i18n/i18n.properties

@@ -2,4 +2,7 @@ title=UI5-Navigation-and-Routing
 appTitle=UI5-Navigation-and-Routing
 appDescription=App Description
 iWantToNavigate=I want to navigate
-homePageTitle=Home
+homePageTitle=Home
+NotFound=Not Found
+NotFound.text=Sorry, but the requested resource is not available.
+NotFound.description=Please check the URL and try again.

webapp/i18n/i18n_en.properties

@@ -2,4 +2,7 @@ title=UI5-Navigation-and-Routing
 appTitle=UI5-Navigation-and-Routing
 appDescription=App Description
 iWantToNavigate=I want to navigate
-homePageTitle=Home
+homePageTitle=Home
+NotFound=Not Found
+NotFound.text=Sorry, but the requested resource is not available.
+NotFound.description=Please check the URL and try again.

webapp/manifest.json

@@ -80,7 +80,10 @@
 				"viewPath": "com.mrb.UI5-Navigation-and-Routing.view",
 				"controlId": "app",
 				"controlAggregation": "pages",
-				"transition": "slide",
+				"transition": "slide",   
+				"bypassed": {
+					"target": "notFound"
+				 },
 				"async": true
 			},
 			"routes": [{
@@ -94,6 +97,12 @@
 					"viewId": "home",
 					"viewLevel": 1,
 					"viewName": "Home"
+				},
+				"notFound": {
+					"viewType": "XML",
+					"viewId": "notFound",
+					"viewName": "NotFound",
+					"transition": "show"
 				}
 			}
 		}

webapp/view/NotFound.view.xml

@@ -0,0 +1,11 @@
+<mvc:View
+   controllerName="com.mrb.UI5-Navigation-and-Routing.controller.NotFound"
+    xmlns="sap.m"
+    xmlns:mvc="sap.ui.core.mvc">
+    <MessagePage
+      title="{i18n>NotFound}"
+      text="{i18n>NotFound.text}"
+      description="{i18n>NotFound.description}"
+      showNavButton="true"
+	  navButtonPress="onNavBack"/>
+</mvc:View>