Java tutorial
/* * Copyright 2010 demchuck.dima@gmail.com * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package common.web.controller; import common.bind.ABindValidator; import common.services.notificationUser.IInsertServiceNotificationUser; import common.utils.RequestUtils; import common.web.ControllerConfig; import common.web.IControllerConfig; import javax.servlet.http.HttpServletRequest; import org.springframework.validation.BindingResult; /** * makes an action and send a notification if succeed * @author demchuck.dima@gmail.com */ public class CommonActionsEmail { /** * executes an update, serves as a template method that incapsulates common logic for insert action * @param service * @param config * @param val for validation * @param req resulting model (i.e. errors, command objects ...) will be placed here */ public static void doInsert(IInsertServiceNotificationUser service, IControllerConfig config, ABindValidator val, HttpServletRequest req) { String action = req.getParameter(ControllerConfig.ACTION_PARAM_NAME); Object command = service.getInsertBean(); RequestUtils.copyRequestAttributesFromMap(req, service.initInsert()); if ("insert".equals(action)) { /** bind command */ BindingResult res = val.bindAndValidate(command, req); if (res.hasErrors()) { //m.putAll(res.getModel()); req.setAttribute(res.MODEL_KEY_PREFIX + config.getContentDataAttribute(), res); req.setAttribute(config.getContentDataAttribute(), command); common.CommonAttributes.addErrorMessage("form_errors", req); //return false; } else { service.insert(command); String server = RequestUtils.getFullServerPathHttp(req); //TODO set groups for getting advertisment from DB service.sendInsertNotificationUser(command, server, "site name", null); req.setAttribute(config.getContentDataAttribute(), service.getInsertBean()); common.CommonAttributes.addHelpMessage("operation_succeed", req); //return true; } } else { req.setAttribute(config.getContentDataAttribute(), command); } } private CommonActionsEmail() { } }