Example case for spring-projects/spring-boot#9457

pom.xml

@@ -14,7 +14,7 @@
     <parent>
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-starter-parent</artifactId>
-        <version>1.5.1.RELEASE</version>
+        <version>1.5.4.RELEASE</version>
         <relativePath /> <!-- lookup parent from repository -->
     </parent>
 
@@ -28,22 +28,25 @@
         <dependency>
             <groupId>com.vaadin</groupId>
             <artifactId>vaadin-spring-boot-starter</artifactId>
-            <version>2.0.0</version>
         </dependency>
 
         <dependency>
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-test</artifactId>
             <scope>test</scope>
         </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-devtools</artifactId>
+        </dependency>
     </dependencies>
 
     <dependencyManagement>
         <dependencies>
             <dependency>
                 <groupId>com.vaadin</groupId>
                 <artifactId>vaadin-bom</artifactId>
-                <version>8.0.0</version>
+                <version>8.0.6</version>
                 <type>pom</type>
                 <scope>import</scope>
             </dependency>

src/main/java/org/vaadin/spring/tutorial/MyUI.java

@@ -1,59 +1,29 @@
 package org.vaadin.spring.tutorial;
 
-import com.vaadin.annotations.Theme;
-import com.vaadin.navigator.View;
-import com.vaadin.navigator.ViewDisplay;
 import com.vaadin.server.VaadinRequest;
 import com.vaadin.spring.annotation.SpringUI;
-import com.vaadin.spring.annotation.SpringViewDisplay;
-import com.vaadin.ui.Button;
-import com.vaadin.ui.Component;
-import com.vaadin.ui.CssLayout;
-import com.vaadin.ui.Panel;
+import com.vaadin.ui.Label;
 import com.vaadin.ui.UI;
 import com.vaadin.ui.VerticalLayout;
-import com.vaadin.ui.themes.ValoTheme;
 
-@Theme("valo")
 @SpringUI
-@SpringViewDisplay
-public class MyUI extends UI implements ViewDisplay {
+public class MyUI extends UI {
 
-    private Panel springViewDisplay;
+    public static class TestObject {
+
+    }
 
     @Override
     protected void init(VaadinRequest request) {
+        // Note that getSession() returns VaadinSession, not the underlying HTTP
+        // session. Use getSession().getSession() to get the wrapped HTTP
+        // session
+        getSession().setAttribute("not.serializable", new TestObject());
         final VerticalLayout root = new VerticalLayout();
         root.setSizeFull();
         setContent(root);
 
-        final CssLayout navigationBar = new CssLayout();
-        navigationBar.addStyleName(ValoTheme.LAYOUT_COMPONENT_GROUP);
-        navigationBar.addComponent(createNavigationButton("UI Scoped View",
-                UIScopedView.VIEW_NAME));
-        navigationBar.addComponent(createNavigationButton("View Scoped View",
-                ViewScopedView.VIEW_NAME));
-        root.addComponent(navigationBar);
-
-        springViewDisplay = new Panel();
-        springViewDisplay.setSizeFull();
-        root.addComponent(springViewDisplay);
-        root.setExpandRatio(springViewDisplay, 1.0f);
+        root.addComponent(new Label("Good, now reload the app"));
     }
 
-    private Button createNavigationButton(String caption,
-            final String viewName) {
-        Button button = new Button(caption);
-        button.addStyleName(ValoTheme.BUTTON_SMALL);
-        // If you didn't choose Java 8 when creating the project, convert this
-        // to an anonymous listener class
-        button.addClickListener(
-                event -> getUI().getNavigator().navigateTo(viewName));
-        return button;
-    }
-
-    @Override
-    public void showView(View view) {
-        springViewDisplay.setContent((Component) view);
-    }
 }