package com.vaadin.tests.application; import com.vaadin.server.VaadinRequest; import com.vaadin.tests.components.AbstractReindeerTestUIWithLog; import com.vaadin.ui.Button; public class ReconnectDialogUI extends AbstractReindeerTestUIWithLog { @Override protected void setup(VaadinRequest request) { if (request.getParameter("reconnectAttempts") != null) { getReconnectDialogConfiguration().setReconnectAttempts(Integer .parseInt(request.getParameter("reconnectAttempts"))); } Button b = new Button("Say hello"); b.addClickListener(event -> log("Hello from the server")); addComponent(b); } }