Java tutorial
/** * Copyright 2002 Instituto Superior Tcnico * * This file is part of FenixEdu Core. * * FenixEdu Core 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 Core 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 Core. If not, see <http://www.gnu.org/licenses/>. */ package net.sourceforge.fenixedu.presentationTier.Action.resourceAllocationManager.writtenEvaluations; import java.text.ParseException; import java.util.Collection; import java.util.HashSet; import java.util.Set; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import net.sourceforge.fenixedu.domain.Evaluation; import net.sourceforge.fenixedu.domain.ExecutionCourse; import net.sourceforge.fenixedu.domain.ExecutionInterval; import net.sourceforge.fenixedu.domain.ExecutionSemester; import net.sourceforge.fenixedu.domain.WrittenEvaluation; import net.sourceforge.fenixedu.domain.space.SpaceUtils; import net.sourceforge.fenixedu.presentationTier.Action.base.FenixDispatchAction; import net.sourceforge.fenixedu.presentationTier.Action.resourceAllocationManager.RAMApplication.RAMEvaluationsApp; import net.sourceforge.fenixedu.util.Bundle; import org.fenixedu.bennu.core.i18n.BundleUtil; import net.sourceforge.fenixedu.util.HourMinuteSecond; 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.fenixedu.bennu.core.domain.Bennu; import org.fenixedu.bennu.portal.EntryPoint; import org.fenixedu.bennu.portal.StrutsFunctionality; import org.joda.time.DateTime; import org.joda.time.LocalDate; import org.joda.time.LocalTime; import pt.ist.fenixWebFramework.struts.annotations.Forward; import pt.ist.fenixWebFramework.struts.annotations.Forwards; import pt.ist.fenixWebFramework.struts.annotations.Mapping; @StrutsFunctionality(app = RAMEvaluationsApp.class, path = "search-by-date", titleKey = "link.written.evaluations.search.by.date") @Mapping(module = "resourceAllocationManager", path = "/searchWrittenEvaluationsByDate", formBean = "examSearchByDateForm") @Forwards(@Forward(name = "show", path = "/resourceAllocationManager/writtenEvaluations/showWrittenEvaluationsByDate.jsp")) public class SearchWrittenEvaluationsByDate extends FenixDispatchAction { @EntryPoint public ActionForward prepare(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception { return mapping.findForward("show"); } public ActionForward search(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception { final DynaActionForm dynaActionForm = (DynaActionForm) form; final LocalDate day = getDate(dynaActionForm); LocalTime begin = getTimeDateFromForm(dynaActionForm, "beginningHour", "beginningMinute"); if (begin == null) { begin = new LocalTime(0, 0, 0); } LocalTime end = getTimeDateFromForm(dynaActionForm, "endHour", "endMinute"); if (end == null) { end = new LocalTime(23, 59, 59); } return search(mapping, request, day, begin, end, dynaActionForm); } public ActionForward returnToSearchPage(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) throws Exception { final DynaActionForm dynaActionForm = (DynaActionForm) form; final String date = request.getParameter("date"); final String selectedBegin = request.getParameter("selectedBegin"); final String selectedEnd = request.getParameter("selectedEnd"); final String year = date.substring(0, 4); final String month = date.substring(5, 7); final String day = date.substring(8, 10); dynaActionForm.set("year", year); dynaActionForm.set("month", month); dynaActionForm.set("day", day); final LocalTime begin; if (selectedBegin != null && selectedBegin.length() > 0) { final String hour = selectedBegin.substring(0, 2); final String minute = selectedBegin.substring(3, 5); dynaActionForm.set("beginningHour", hour); dynaActionForm.set("beginningMinute", minute); begin = getTimeDateFromForm(hour, minute); } else { begin = new LocalTime(0, 0, 0); } final LocalTime end; if (selectedEnd != null && selectedEnd.length() > 0) { final String hour = selectedEnd.substring(0, 2); final String minute = selectedEnd.substring(3, 5); dynaActionForm.set("endHour", selectedEnd.substring(0, 2)); dynaActionForm.set("endMinute", selectedEnd.substring(3, 5)); end = getTimeDateFromForm(hour, minute); } else { end = new LocalTime(23, 59, 59); } final LocalDate localDate = new LocalDate(Integer.parseInt(year), Integer.parseInt(month), Integer.parseInt(day)); return search(mapping, request, localDate, begin, end, dynaActionForm); } public static boolean isEvalBetweenDates(final WrittenEvaluation eval, final LocalTime begin, final LocalTime end) { final HourMinuteSecond bhms = eval.getBeginningDateHourMinuteSecond(); final HourMinuteSecond ehms = eval.getEndDateHourMinuteSecond(); return bhms.toLocalTime().isBefore(end) && ehms.toLocalTime().isAfter(begin); } public ActionForward search(ActionMapping mapping, HttpServletRequest request, final LocalDate day, final LocalTime begin, final LocalTime end, DynaActionForm dynaActionForm) throws Exception { Integer totalOfStudents = 0; final Set<WrittenEvaluation> writtenEvaluations = new HashSet<WrittenEvaluation>(); for (final ExecutionCourse executionCourse : getExecutionCoursesActiveIn(day)) { for (final Evaluation evaluation : executionCourse.getAssociatedEvaluationsSet()) { if (evaluation instanceof WrittenEvaluation) { final WrittenEvaluation writtenEvaluation = (WrittenEvaluation) evaluation; final LocalDate evaluationDate = writtenEvaluation.getDayDateYearMonthDay().toLocalDate(); if (evaluationDate != null && evaluationDate.equals(day) && isEvalBetweenDates(writtenEvaluation, begin, end)) { if (!writtenEvaluations.contains(writtenEvaluation)) { totalOfStudents += writtenEvaluation.getCountStudentsEnroledAttendingExecutionCourses(); } writtenEvaluations.add(writtenEvaluation); } } } } request.setAttribute("availableRoomIndicationMsg", BundleUtil.getString(Bundle.RESOURCE_ALLOCATION, "info.total.students.vs.available.seats", totalOfStudents.toString(), SpaceUtils.countAllAvailableSeatsForExams().toString())); request.setAttribute("writtenEvaluations", writtenEvaluations); return mapping.findForward("show"); } private Collection<ExecutionCourse> getExecutionCoursesActiveIn(LocalDate day) { DateTime date = day.toDateTimeAtStartOfDay(); Set<ExecutionCourse> courses = new HashSet<>(); for (ExecutionInterval interval : Bennu.getInstance().getExecutionIntervalsSet()) { if (interval instanceof ExecutionSemester && interval.getAcademicInterval().contains(date)) { ExecutionSemester semester = (ExecutionSemester) interval; courses.addAll(semester.getAssociatedExecutionCoursesSet()); } } return courses; } private LocalDate getDate(final DynaActionForm dynaActionForm) throws ParseException { final String yearString = dynaActionForm.getString("year"); final String monthString = dynaActionForm.getString("month"); final String dayString = dynaActionForm.getString("day"); return new LocalDate(Integer.parseInt(yearString), Integer.parseInt(monthString), Integer.parseInt(dayString)); } private LocalTime getTimeDateFromForm(final DynaActionForm dynaActionForm, final String hourField, final String minuteField) throws ParseException { final String hourString = dynaActionForm.getString(hourField); final String minuteString = dynaActionForm.getString(minuteField); return hourString == null || hourString.isEmpty() || minuteString == null || minuteString.isEmpty() ? null : getTimeDateFromForm(hourString, minuteString); } private LocalTime getTimeDateFromForm(final String hourString, final String minuteString) throws ParseException { return new LocalTime(Integer.parseInt(hourString), Integer.parseInt(minuteString), 0); } }