Data-Centric Applications with Vaadin 8

Using the Crud UI add-on

Thanks to its open source nature, there are hundreds of third-party components and utilities published available at: https://vaadin.com/directory. One of them does almost all the work we have done in this chapter. The following class shows how to implement a CRUD user interface using the Crud UI add-on available at https://vaadin.com/directory/component/crud-ui-add-on, which is maintained by the author of this book:

public class CrudAddOn extends Composite {    private GridCrud<User> crud = new GridCrud<>(User.class, new HorizontalSplitCrudLayout());    public CrudAddOn() {        initLayout();        initBehavior();    }    private void initLayout() {        crud.getGrid().setColumns("firstName", "lastName", "email", "mainRole");        crud.getCrudFormFactory().setVisibleProperties ...