Java tutorial
/** * Copyright (c) 2000-present Liferay, Inc. All rights reserved. * * This library is free software; you can redistribute it and/or modify it under * the terms of the GNU Lesser General Public License as published by the Free * Software Foundation; either version 2.1 of the License, or (at your option) * any later version. * * This library is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more * details. */ package com.liferay.notifications.web.internal.portlet; import com.liferay.notifications.web.internal.constants.NotificationsPortletKeys; import com.liferay.portal.kernel.language.LanguageUtil; import com.liferay.portal.kernel.model.Release; import com.liferay.portal.kernel.model.UserNotificationDeliveryConstants; import com.liferay.portal.kernel.model.UserNotificationEvent; import com.liferay.portal.kernel.portlet.bridges.mvc.MVCPortlet; import com.liferay.portal.kernel.service.UserNotificationDeliveryLocalService; import com.liferay.portal.kernel.service.UserNotificationEventLocalService; import com.liferay.portal.kernel.servlet.SessionMessages; import com.liferay.portal.kernel.theme.ThemeDisplay; import com.liferay.portal.kernel.util.ParamUtil; import com.liferay.portal.kernel.util.ResourceBundleLoader; import com.liferay.portal.kernel.util.Validator; import com.liferay.portal.kernel.util.WebKeys; import com.liferay.subscription.service.SubscriptionLocalService; import java.io.IOException; import java.util.ResourceBundle; import javax.portlet.ActionRequest; import javax.portlet.ActionResponse; import javax.portlet.Portlet; import javax.portlet.PortletException; import org.osgi.service.component.annotations.Component; import org.osgi.service.component.annotations.Reference; /** * @author Sergio Gonzlez */ @Component(immediate = true, property = { "com.liferay.portlet.add-default-resource=true", "com.liferay.portlet.css-class-wrapper=notifications-portlet", "com.liferay.portlet.display-category=category.hidden", "com.liferay.portlet.header-portlet-css=/css/main.css", "com.liferay.portlet.use-default-template=true", "javax.portlet.display-name=Notifications", "javax.portlet.expiration-cache=0", "javax.portlet.init-param.add-process-action-success-action=false", "javax.portlet.init-param.template-path=/", "javax.portlet.init-param.view-template=/notifications/view.jsp", "javax.portlet.name=" + NotificationsPortletKeys.NOTIFICATIONS, "javax.portlet.resource-bundle=content.Language", "javax.portlet.security-role-ref=administrator,guest,power-user,user", "javax.portlet.supports.mime-type=text/html" }, service = Portlet.class) public class NotificationsPortlet extends MVCPortlet { public void deleteAllNotifications(ActionRequest actionRequest, ActionResponse actionResponse) throws Exception { long[] userNotificationEventIds = ParamUtil.getLongValues(actionRequest, "rowIds"); for (long userNotificationEventId : userNotificationEventIds) { try { _userNotificationEventLocalService.deleteUserNotificationEvent(userNotificationEventId); } catch (Exception e) { throw new PortletException(e); } } _sendRedirect(actionRequest, actionResponse); } public void deleteUserNotificationEvent(ActionRequest actionRequest, ActionResponse actionResponse) throws Exception { long userNotificationEventId = ParamUtil.getLong(actionRequest, "userNotificationEventId"); try { _userNotificationEventLocalService.deleteUserNotificationEvent(userNotificationEventId); } catch (Exception e) { throw new PortletException(e); } _sendRedirect(actionRequest, actionResponse); } public void markAllNotificationsAsRead(ActionRequest actionRequest, ActionResponse actionResponse) throws Exception { ThemeDisplay themeDisplay = (ThemeDisplay) actionRequest.getAttribute(WebKeys.THEME_DISPLAY); boolean actionRequired = ParamUtil.getBoolean(actionRequest, "actionRequired"); _userNotificationEventLocalService.archiveUserNotificationEvents(themeDisplay.getUserId(), UserNotificationDeliveryConstants.TYPE_WEBSITE, actionRequired); ResourceBundle resourceBundle = _resourceBundleLoader.loadResourceBundle(themeDisplay.getLocale()); SessionMessages.add(actionRequest, "requestProcessed", LanguageUtil.get(resourceBundle, "all-notifications-were-marked-as-read-successfully")); _sendRedirect(actionRequest, actionResponse); } public void markNotificationAsRead(ActionRequest actionRequest, ActionResponse actionResponse) throws Exception { long userNotificationEventId = ParamUtil.getLong(actionRequest, "userNotificationEventId"); updateArchived(userNotificationEventId, true); _sendRedirect(actionRequest, actionResponse); } public void markNotificationAsUnread(ActionRequest actionRequest, ActionResponse actionResponse) throws Exception { long userNotificationEventId = ParamUtil.getLong(actionRequest, "userNotificationEventId"); updateArchived(userNotificationEventId, false); _sendRedirect(actionRequest, actionResponse); } public void markNotificationsAsRead(ActionRequest actionRequest, ActionResponse actionResponse) throws Exception { long[] userNotificationEventIds = ParamUtil.getLongValues(actionRequest, "rowIds"); for (long userNotificationEventId : userNotificationEventIds) { updateArchived(userNotificationEventId, true); } _sendRedirect(actionRequest, actionResponse); } public void markNotificationsAsUnread(ActionRequest actionRequest, ActionResponse actionResponse) throws Exception { long[] userNotificationEventIds = ParamUtil.getLongValues(actionRequest, "rowIds"); for (long userNotificationEventId : userNotificationEventIds) { updateArchived(userNotificationEventId, false); } _sendRedirect(actionRequest, actionResponse); } @Override public void processAction(ActionRequest actionRequest, ActionResponse actionResponse) throws PortletException { ThemeDisplay themeDisplay = (ThemeDisplay) actionRequest.getAttribute(WebKeys.THEME_DISPLAY); if (!themeDisplay.isSignedIn()) { return; } try { String actionName = ParamUtil.getString(actionRequest, ActionRequest.ACTION_NAME); if (actionName.equals("deleteAllNotifications")) { deleteAllNotifications(actionRequest, actionResponse); } else if (actionName.equals("deleteUserNotificationEvent")) { deleteUserNotificationEvent(actionRequest, actionResponse); } else if (actionName.equals("markNotificationsAsRead")) { markNotificationsAsRead(actionRequest, actionResponse); } else if (actionName.equals("markNotificationAsRead")) { markNotificationAsRead(actionRequest, actionResponse); } else if (actionName.equals("markNotificationsAsUnread")) { markNotificationsAsUnread(actionRequest, actionResponse); } else if (actionName.equals("markNotificationAsUnread")) { markNotificationAsUnread(actionRequest, actionResponse); } else if (actionName.equals("unsubscribe")) { unsubscribe(actionRequest, actionResponse); } else if (actionName.equals("updateUserNotificationDelivery")) { updateUserNotificationDelivery(actionRequest, actionResponse); } else { super.processAction(actionRequest, actionResponse); } } catch (Exception e) { throw new PortletException(e); } } public void unsubscribe(ActionRequest actionRequest, ActionResponse actionResponse) throws Exception { long subscriptionId = ParamUtil.getLong(actionRequest, "subscriptionId"); long userNotificationEventId = ParamUtil.getLong(actionRequest, "userNotificationEventId"); _subscriptionLocalService.deleteSubscription(subscriptionId); UserNotificationEvent userNotificationEvent = _userNotificationEventLocalService .fetchUserNotificationEvent(userNotificationEventId); if (userNotificationEvent != null) { if (!userNotificationEvent.isArchived()) { updateArchived(userNotificationEventId, true); } } } public void updateUserNotificationDelivery(ActionRequest actionRequest, ActionResponse actionResponse) throws Exception { ThemeDisplay themeDisplay = (ThemeDisplay) actionRequest.getAttribute(WebKeys.THEME_DISPLAY); long[] userNotificationDeliveryIds = ParamUtil.getLongValues(actionRequest, "userNotificationDeliveryIds"); for (long userNotificationDeliveryId : userNotificationDeliveryIds) { boolean deliver = ParamUtil.getBoolean(actionRequest, String.valueOf(userNotificationDeliveryId)); _userNotificationDeliveryLocalService.updateUserNotificationDelivery(userNotificationDeliveryId, deliver); } ResourceBundle resourceBundle = _resourceBundleLoader.loadResourceBundle(themeDisplay.getLocale()); SessionMessages.add(actionRequest, "requestProcessed", LanguageUtil.get(resourceBundle, "your-configuration-was-saved-sucessfully")); _sendRedirect(actionRequest, actionResponse); } @Reference(target = "(&(release.bundle.symbolic.name=com.liferay.notifications.web)(release.schema.version=2.1.0))", unbind = "-") protected void setRelease(Release release) { } @Reference(unbind = "-") protected void setSubscriptionLocalService(SubscriptionLocalService subscriptionLocalService) { _subscriptionLocalService = subscriptionLocalService; } @Reference(unbind = "-") protected void setUserNotificationDeliveryLocalService( UserNotificationDeliveryLocalService userNotificationDeliveryLocalService) { _userNotificationDeliveryLocalService = userNotificationDeliveryLocalService; } @Reference(unbind = "-") protected void setUserNotificationEventLocalService( UserNotificationEventLocalService userNotificationEventLocalService) { _userNotificationEventLocalService = userNotificationEventLocalService; } protected void updateArchived(long userNotificationEventId, boolean archived) throws Exception { UserNotificationEvent userNotificationEvent = _userNotificationEventLocalService .fetchUserNotificationEvent(userNotificationEventId); if (userNotificationEvent == null) { return; } userNotificationEvent.setArchived(archived); _userNotificationEventLocalService.updateUserNotificationEvent(userNotificationEvent); } private void _sendRedirect(ActionRequest actionRequest, ActionResponse actionResponse) throws IOException { String redirect = ParamUtil.getString(actionRequest, "redirect"); if (Validator.isNotNull(redirect)) { actionResponse.sendRedirect(redirect); } } @Reference(target = "(bundle.symbolic.name=com.liferay.notifications.web)", unbind = "-") private ResourceBundleLoader _resourceBundleLoader; private SubscriptionLocalService _subscriptionLocalService; private UserNotificationDeliveryLocalService _userNotificationDeliveryLocalService; private UserNotificationEventLocalService _userNotificationEventLocalService; }