@Theme("mytheme")
@Widgetset("vist.stat.vaadinjpacontainertest.MyAppWidgetset")
public class MyUI extends UI {
private final JPAContainer<Reference> jpaPost =
JPAContainerFactory.make(Reference.class, "vist.stat_VaadinJPAContainerTest_war_1.0PU");
private final EntityManager em = jpaPost.getEntityProvider().getEntityManager();
@Override
protected void init(VaadinRequest vaadinRequest) {
final VerticalLayout layout = new VerticalLayout();
layout.setMargin(true);
setContent(layout);
Button button = new Button("Click Me");
// button.addClickListener(new Button.ClickListener() {
// @Override
// public void buttonClick(ClickEvent event) {
// Query qwr = em.createNamedQuery("Reference.findActual");
// qwr.setParameter("status", RecStatus.ACTIVE);
// List<Reference> resultList = qwr.getResultList();
// for (Reference post : resultList)
// layout.addComponent(new Label(post.getName()));
// }
// });
layout.addComponent(showGrid());
layout.addComponent(button);
}
@WebServlet(urlPatterns = "/*", name = "MyUIServlet", asyncSupported = true)
@VaadinServletConfiguration(ui = MyUI.class, productionMode = false)
public static class MyUIServlet extends VaadinServlet {}
private Grid showGrid() {
Grid grid = new Grid("Справочник", jpaPost);
grid.setSizeFull();
return grid;
}
}
