Java tutorial
/******************************************************************************* * This file is part of the EEG-database project * * ========================================== * * Copyright (C) 2013 by University of West Bohemia (http://www.zcu.cz/en/) * * *********************************************************************************************************************** * * 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. * * *********************************************************************************************************************** * * BookingRoomAjaxController.java, 2013/10/02 00:01 Jakub Rinkes ******************************************************************************/ package cz.zcu.kiv.eegdatabase.logic.controller.group; /** * @author Jenda Kolena */ import cz.zcu.kiv.eegdatabase.data.dao.PersonDao; import cz.zcu.kiv.eegdatabase.data.dao.ResearchGroupDao; import cz.zcu.kiv.eegdatabase.data.dao.ReservationDao; import cz.zcu.kiv.eegdatabase.data.pojo.Reservation; import cz.zcu.kiv.eegdatabase.logic.util.BookingRoomUtils; import cz.zcu.kiv.eegdatabase.logic.util.BookingRoomXmlUtils; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import org.springframework.context.HierarchicalMessageSource; import org.springframework.validation.BindException; import org.springframework.validation.Errors; import org.springframework.web.servlet.ModelAndView; import org.springframework.web.servlet.mvc.SimpleFormController; import org.springframework.web.servlet.support.RequestContextUtils; import javax.naming.directory.InvalidAttributeValueException; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import java.util.Calendar; import java.util.GregorianCalendar; import java.util.HashMap; import java.util.Map; public class BookingRoomAjaxController extends SimpleFormController { private Log log = LogFactory.getLog(getClass()); private ReservationDao reservationDao; private ResearchGroupDao researchGroupDao; private PersonDao personDao; private HierarchicalMessageSource messageSource; public BookingRoomAjaxController() { setCommandClass(BookRoomCommand.class); setCommandName("bookRoomCommand"); } @Override public Map referenceData(HttpServletRequest request, Object command, Errors errors) throws Exception { Map map = new HashMap<String, Object>(); GroupMultiController.setPermissionToRequestGroupRole(map, personDao.getLoggedPerson()); if (request.getParameter("type").compareTo("info") == 0) { int id = Integer.parseInt(request.getParameter("id")); Reservation reservation = reservationDao.getReservationById(id); GregorianCalendar created = new GregorianCalendar(); created.setTime(reservation.getCreationTime()); GregorianCalendar startTime = new GregorianCalendar(); startTime.setTime(reservation.getStartTime()); GregorianCalendar endTime = new GregorianCalendar(); endTime.setTime(reservation.getEndTime()); Map data = new HashMap<String, Object>(); data.put("id", id); data.put("person", reservation.getPerson()); data.put("created", BookingRoomUtils.getDate(created) + ", " + BookingRoomUtils.getTime(created)); data.put("date", BookingRoomUtils.getDate(startTime)); data.put("start", BookingRoomUtils.getHoursAndMinutes(startTime)); data.put("end", BookingRoomUtils.getHoursAndMinutes(endTime)); map.put("data", data); return map; } if (request.getParameter("type").compareTo("delete") == 0) { int id = Integer.parseInt(request.getParameter("id")); if (reservationDao.deleteReservation(id)) { map.put("status", messageSource.getMessage("bookRoom.delete.success", null, RequestContextUtils.getLocale(request))); } else { map.put("status", messageSource.getMessage("bookRoom.delete.error", null, RequestContextUtils.getLocale(request))); } return map; } if (request.getParameter("type").compareTo("timeline") == 0) { String date = request.getParameter("date") + " 00:00:00"; log.debug("XML DATE=" + date); GregorianCalendar monthStart = BookingRoomUtils.getCalendar(date); monthStart.set(Calendar.DAY_OF_MONTH, 1); GregorianCalendar monthEnd = (GregorianCalendar) monthStart.clone(); monthEnd.add(Calendar.MONTH, 1); monthEnd.add(Calendar.SECOND, -1); String xml = BookingRoomXmlUtils.formatReservationsList( reservationDao.getReservationsBetween(monthStart, monthEnd), personDao.getLoggedPerson()); map.put("xmlContent", xml); return map; } throw new InvalidAttributeValueException( "Attribute '" + request.getParameter("type") + "' is not allowed!"); } @Override protected ModelAndView onSubmit(HttpServletRequest request, HttpServletResponse response, Object command, BindException bindException) throws Exception { ModelAndView mav = new ModelAndView(getSuccessView()); return mav; } public HierarchicalMessageSource getMessageSource() { return messageSource; } public void setMessageSource(HierarchicalMessageSource messageSource) { this.messageSource = messageSource; } public ReservationDao getReservationDao() { return reservationDao; } public void setReservationDao(ReservationDao reservationDao) { this.reservationDao = reservationDao; } public ResearchGroupDao getResearchGroupDao() { return researchGroupDao; } public void setResearchGroupDao(ResearchGroupDao researchGroupDao) { this.researchGroupDao = researchGroupDao; } public PersonDao getPersonDao() { return personDao; } public void setPersonDao(PersonDao personDao) { this.personDao = personDao; } }