Java tutorial
/** * Copyright 2002 Instituto Superior Tcnico * * This file is part of FenixEdu Academic. * * FenixEdu Academic 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 3 of the License, or * (at your option) any later version. * * FenixEdu Academic 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. * * You should have received a copy of the GNU Lesser General Public License * along with FenixEdu Academic. If not, see <http://www.gnu.org/licenses/>. */ package org.fenixedu.academic.ui.struts.action.publico; import java.util.ArrayList; import java.util.Calendar; import java.util.Collection; import java.util.List; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import org.apache.commons.lang.time.DateFormatUtils; import org.apache.struts.action.ActionForm; import org.apache.struts.action.ActionForward; import org.apache.struts.action.ActionMapping; import org.apache.struts.action.DynaActionForm; import org.apache.struts.util.LabelValueBean; import org.fenixedu.academic.domain.ExecutionSemester; import org.fenixedu.academic.domain.space.SpaceUtils; import org.fenixedu.academic.dto.InfoExecutionPeriod; import org.fenixedu.academic.dto.InfoSiteRoomTimeTable; import org.fenixedu.academic.dto.RoomKey; import org.fenixedu.academic.service.factory.RoomSiteComponentBuilder; import org.fenixedu.academic.service.services.commons.ReadCurrentExecutionPeriod; import org.fenixedu.academic.service.services.commons.ReadExecutionPeriodByOID; import org.fenixedu.academic.service.services.exceptions.FenixServiceException; import org.fenixedu.academic.service.services.exceptions.NonExistingServiceException; import org.fenixedu.academic.ui.struts.action.base.FenixContextDispatchAction; import org.fenixedu.academic.ui.struts.action.exceptions.FenixActionException; import org.fenixedu.academic.ui.struts.action.exceptions.NonExistingActionException; import org.fenixedu.academic.ui.struts.action.publico.spaces.FindSpacesDA; import org.fenixedu.academic.ui.struts.action.resourceAllocationManager.utils.PresentationConstants; import org.fenixedu.academic.util.PeriodState; import org.fenixedu.bennu.struts.annotations.Forward; import org.fenixedu.bennu.struts.annotations.Forwards; import org.fenixedu.bennu.struts.annotations.Mapping; import org.fenixedu.spaces.domain.Space; import org.joda.time.DateMidnight; import org.joda.time.DateTime; import org.joda.time.DateTimeFieldType; import pt.ist.fenixframework.FenixFramework; @Mapping(path = "/viewRoom", module = "publico", formBean = "indexForm", functionality = FindSpacesDA.class) @Forwards(@Forward(name = "roomViewer", path = "/publico/viewRoom_bd.jsp")) public class RoomSiteViewerDispatchAction extends FenixContextDispatchAction { public ActionForward roomViewer(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception { String roomId = request.getParameter("roomId"); String roomName = request.getParameter("roomName"); if (roomId == null) { roomId = (String) request.getAttribute("roomId"); } if (roomName == null) { roomName = (String) request.getAttribute("roomName"); } request.setAttribute("roomName", roomName); request.setAttribute("roomId", roomId); RoomKey roomKey = null; Space room = null; if (roomName != null || roomId != null) { if (roomName != null) { roomKey = new RoomKey(roomName); } if (roomId != null) { room = FenixFramework.getDomainObject(roomId); if (!FenixFramework.isDomainObjectValid(room)) { room = null; } } InfoSiteRoomTimeTable bodyComponent = new InfoSiteRoomTimeTable(); DynaActionForm indexForm = (DynaActionForm) form; Integer indexWeek = (Integer) indexForm.get("indexWeek"); // Integer executionPeriodID = (Integer) // indexForm.get("selectedExecutionPeriodID"); String executionPeriodIDString = request.getParameter("selectedExecutionPeriodID"); if (executionPeriodIDString == null) { executionPeriodIDString = (String) request.getAttribute("selectedExecutionPeriodID"); } String executionPeriodID = (executionPeriodIDString != null) ? executionPeriodIDString : null; if (executionPeriodID == null) { try { // executionPeriodID = (Integer) // indexForm.get("selectedExecutionPeriodID"); executionPeriodID = indexForm.get("selectedExecutionPeriodID").equals("") ? null : (String) indexForm.get("selectedExecutionPeriodID"); } catch (IllegalArgumentException ex) { } } Calendar today = new DateMidnight().toCalendar(null); ArrayList weeks = new ArrayList(); InfoExecutionPeriod executionPeriod; if (executionPeriodID == null) { executionPeriod = ReadCurrentExecutionPeriod.run(); executionPeriodID = executionPeriod.getExternalId(); try { indexForm.set("selectedExecutionPeriodID", executionPeriod.getExternalId().toString()); } catch (IllegalArgumentException ex) { } } else { executionPeriod = ReadExecutionPeriodByOID.run(executionPeriodID); } // weeks Calendar begin = Calendar.getInstance(); begin.setTime(executionPeriod.getBeginDate()); Calendar end = Calendar.getInstance(); end.setTime(executionPeriod.getEndDate()); ArrayList weeksLabelValueList = new ArrayList(); begin.add(Calendar.DATE, Calendar.MONDAY - begin.get(Calendar.DAY_OF_WEEK)); int i = 0; boolean selectedWeek = false; while (begin.before(end) || begin.before(Calendar.getInstance())) { Calendar day = Calendar.getInstance(); day.setTimeInMillis(begin.getTimeInMillis()); weeks.add(day); String beginWeekString = DateFormatUtils.format(begin.getTime(), "dd/MM/yyyy"); begin.add(Calendar.DATE, 5); String endWeekString = DateFormatUtils.format(begin.getTime(), "dd/MM/yyyy"); weeksLabelValueList.add( new LabelValueBean(beginWeekString + " - " + endWeekString, new Integer(i).toString())); begin.add(Calendar.DATE, 2); if (!selectedWeek && indexWeek == null && Calendar.getInstance().before(begin)) { indexForm.set("indexWeek", new Integer(i)); selectedWeek = true; } i++; } final Collection<ExecutionSemester> executionSemesters = rootDomainObject.getExecutionPeriodsSet(); final List<LabelValueBean> executionPeriodLabelValueBeans = new ArrayList<LabelValueBean>(); for (final ExecutionSemester ep : executionSemesters) { if (ep.getState().equals(PeriodState.OPEN) || ep.getState().equals(PeriodState.CURRENT)) { executionPeriodLabelValueBeans.add(new LabelValueBean( ep.getName() + " " + ep.getExecutionYear().getYear(), ep.getExternalId().toString())); } } request.setAttribute(PresentationConstants.LABELLIST_EXECUTIONPERIOD, executionPeriodLabelValueBeans); request.setAttribute(PresentationConstants.LABELLIST_WEEKS, weeksLabelValueList); if (indexWeek != null) { final int xpto = indexWeek.intValue(); if (xpto < weeks.size()) { today = (Calendar) weeks.get(xpto); } else { today = (Calendar) weeks.iterator().next(); indexForm.set("indexWeek", new Integer(0)); } } try { InfoSiteRoomTimeTable component = null; if (room != null) { component = run(room, today, executionPeriodID); } else { if (roomKey != null) { component = run(roomKey, today, executionPeriodID); } } request.setAttribute("component", component); } catch (NonExistingServiceException e) { throw new NonExistingActionException(e); } catch (FenixServiceException e) { throw new FenixActionException(e); } return mapping.findForward("roomViewer"); } throw new FenixActionException(); } private static InfoSiteRoomTimeTable run(RoomKey roomKey, Calendar someDay, String executionPeriodID) throws Exception { Space room = SpaceUtils.findAllocatableSpaceForEducationByName(roomKey.getNomeSala()); return run(room, someDay, executionPeriodID); } private static InfoSiteRoomTimeTable run(Space room, Calendar someDay, String executionPeriodID) throws Exception { final Calendar day = new DateTime(someDay.getTimeInMillis()).withField(DateTimeFieldType.dayOfWeek(), 1) .toCalendar(null); final ExecutionSemester executionSemester = FenixFramework.getDomainObject(executionPeriodID); return RoomSiteComponentBuilder.getInfoSiteRoomTimeTable(day, room, executionSemester != null ? executionSemester : ExecutionSemester.readActualExecutionSemester()); } }