package com.vaadin.v7.tests.components.grid; import com.vaadin.server.UserError; import com.vaadin.server.VaadinRequest; import com.vaadin.tests.components.AbstractTestUI; import com.vaadin.tests.util.PersonContainer; import com.vaadin.ui.Button; import com.vaadin.v7.ui.Grid; @SuppressWarnings("deprecation") public class GridWithoutRenderer extends AbstractTestUI { @Override protected void setup(VaadinRequest request) { Grid grid = new Grid(); grid.setContainerDataSource(PersonContainer.createWithTestData()); addComponent(grid); addComponent(new Button("Add error", e -> grid.setComponentError(new UserError("fail")))); } }