package com.vaadin.tests.push; import com.vaadin.annotations.PreserveOnRefresh; import com.vaadin.annotations.Push; import com.vaadin.server.VaadinRequest; import com.vaadin.tests.components.AbstractTestUIWithLog; @Push @PreserveOnRefresh public class RefreshCloseConnection extends AbstractTestUIWithLog { @Override protected void setup(VaadinRequest request) { log("Init"); } @Override protected void refresh(VaadinRequest request) { if (getPushConnection().isConnected()) { log("Still connected"); } log("Refresh"); new Thread() { @Override public void run() { accessSynchronously(() -> log("Push")); } }.start(); } @Override protected String getTestDescription() { return "A log row should get pushed after reloading the page"; } @Override protected Integer getTicketNumber() { return Integer.valueOf(14251); } }