1 /** 2 * This file Copyright (c) 2014-2018 Magnolia International 3 * Ltd. (http://www.magnolia-cms.com). All rights reserved. 4 * 5 * 6 * This file is dual-licensed under both the Magnolia 7 * Network Agreement and the GNU General Public License. 8 * You may elect to use one or the other of these licenses. 9 * 10 * This file is distributed in the hope that it will be 11 * useful, but AS-IS and WITHOUT ANY WARRANTY; without even the 12 * implied warranty of MERCHANTABILITY or FITNESS FOR A 13 * PARTICULAR PURPOSE, TITLE, or NONINFRINGEMENT. 14 * Redistribution, except as permitted by whichever of the GPL 15 * or MNA you select, is prohibited. 16 * 17 * 1. For the GPL license (GPL), you can redistribute and/or 18 * modify this file under the terms of the GNU General 19 * Public License, Version 3, as published by the Free Software 20 * Foundation. You should have received a copy of the GNU 21 * General Public License, Version 3 along with this program; 22 * if not, write to the Free Software Foundation, Inc., 51 23 * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 24 * 25 * 2. For the Magnolia Network Agreement (MNA), this file 26 * and the accompanying materials are made available under the 27 * terms of the MNA which accompanies this distribution, and 28 * is available at http://www.magnolia-cms.com/mna.html 29 * 30 * Any modifications to this file must keep this entire header 31 * intact. 32 * 33 */ 34 package info.magnolia.ui.framework.task; 35 36 import info.magnolia.context.Context; 37 import info.magnolia.event.EventBus; 38 import info.magnolia.objectfactory.ComponentProvider; 39 import info.magnolia.task.event.TaskEvent; 40 import info.magnolia.ui.api.event.AdmincentralEventBus; 41 42 import javax.inject.Inject; 43 import javax.inject.Named; 44 45 import com.vaadin.ui.UI; 46 47 /** 48 * Dispatches Task events on an {@link EventBus} for a certain user. 49 */ 50 public class LocalTaskDispatcher implements TaskEventDispatcher { 51 52 private final UI ui; 53 private EventBus eventBus; 54 55 @Inject 56 public LocalTaskDispatcher(@Named(AdmincentralEventBus.NAME) final EventBus eventBus, UI ui) { 57 this.eventBus = eventBus; 58 this.ui = ui; 59 } 60 61 /** 62 * @deprecated since 6.2. Use {@link #LocalTaskDispatcher(info.magnolia.event.EventBus, com.vaadin.ui.UI)} instead. 63 */ 64 @Deprecated 65 public LocalTaskDispatcher(@Named(AdmincentralEventBus.NAME) final EventBus eventBus, UI ui, Context context, ComponentProvider componentProvider) { 66 this.eventBus = eventBus; 67 this.ui = ui; 68 } 69 70 @Override 71 public void onTaskEvent(final TaskEvent taskEvent) { 72 if (!ui.isAttached()) { 73 return; 74 } 75 76 ui.access(() -> { 77 try { 78 eventBus.fireEvent(taskEvent); 79 } catch (Exception ignore) { 80 } 81 }); 82 } 83 }