Java tutorial
/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ package com.etest.connection; import com.vaadin.shared.ui.label.ContentMode; import com.vaadin.ui.Label; import com.vaadin.ui.Notification; /** * * @author jetdario */ public class ShowErrorNotification { public static void error(String error) { Label label = new Label(); label.setWidth("400px"); label.setValue(error); label.setContentMode(ContentMode.HTML); Notification.show(label.getValue(), Notification.Type.ERROR_MESSAGE); } public static void warning(String error) { Notification.show(error, Notification.Type.WARNING_MESSAGE); } public static void tray(String error) { Notification.show(error, Notification.Type.TRAY_NOTIFICATION); } }