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.manager.enrolments; import java.text.ParseException; import java.util.ArrayList; import java.util.Collections; import java.util.List; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import net.sourceforge.fenixedu.applicationTier.Servico.exceptions.FenixServiceException; import net.sourceforge.fenixedu.applicationTier.Servico.registration.TransitToBolonha; import net.sourceforge.fenixedu.dataTransferObject.InfoExecutionPeriod; import net.sourceforge.fenixedu.dataTransferObject.commons.student.StudentNumberBean; import net.sourceforge.fenixedu.dataTransferObject.student.enrollment.bolonha.BolonhaStudentEnrollmentBean; import net.sourceforge.fenixedu.domain.ExecutionSemester; import net.sourceforge.fenixedu.domain.StudentCurricularPlan; import net.sourceforge.fenixedu.domain.curricularRules.executors.ruleExecutors.CurricularRuleLevel; import net.sourceforge.fenixedu.domain.exceptions.DomainException; import net.sourceforge.fenixedu.domain.student.AffinityCyclesManagement; import net.sourceforge.fenixedu.domain.student.Registration; import net.sourceforge.fenixedu.domain.student.Student; import net.sourceforge.fenixedu.presentationTier.Action.commons.student.enrollment.bolonha.AbstractBolonhaStudentEnrollmentDA; import net.sourceforge.fenixedu.presentationTier.Action.manager.ManagerApplications.ManagerStudentsApp; import org.apache.commons.collections.comparators.ReverseComparator; import org.apache.commons.lang.StringUtils; 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.portal.EntryPoint; import org.fenixedu.bennu.portal.StrutsFunctionality; import org.joda.time.DateTime; import org.joda.time.YearMonthDay; import pt.ist.fenixWebFramework.renderers.utils.RenderUtils; import pt.ist.fenixWebFramework.struts.annotations.Forward; import pt.ist.fenixWebFramework.struts.annotations.Forwards; import pt.ist.fenixWebFramework.struts.annotations.Mapping; import pt.utl.ist.fenix.tools.util.DateFormatUtil; @StrutsFunctionality(app = ManagerStudentsApp.class, path = "manage", titleKey = "label.manage") @Mapping(path = "/bolonhaStudentEnrolment", module = "manager", formBean = "bolonhaStudentEnrolmentForm") @Forwards({ @Forward(name = "viewStudentCurriculum", path = "/manager/bolonha/enrolments/displayStudentCurriculum.jsp"), @Forward(name = "chooseStudentInformation", path = "/manager/bolonha/enrolments/chooseStudentInformation.jsp"), @Forward(name = "showExecutionPeriodToEnrol", path = "/manager/bolonha/enrolments/chooseExecutionPeriod.jsp"), @Forward(name = "showDegreeModulesToEnrol", path = "/manager/bolonha/enrolments/showDegreeModulesToEnrol.jsp"), @Forward(name = "chooseOptionalCurricularCourseToEnrol", path = "/manager/bolonha/enrolments/chooseOptionalCurricularCourseToEnrol.jsp"), @Forward(name = "chooseCycleCourseGroupToEnrol", path = "/manager/bolonha/enrolments/chooseCycleCourseGroupToEnrol.jsp"), @Forward(name = "transitToBolonha", path = "/manager/bolonha/enrolments/transitToBolonha.jsp"), @Forward(name = "showRegistrationStatesLog", path = "/manager/bolonha/enrolments/showRegistrationStatesLog.jsp") }) public class BolonhaEnrolmentsManagementDA extends AbstractBolonhaStudentEnrollmentDA { @EntryPoint public ActionForward prepareSearchStudent(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) { final Object renderedObject = getRenderedObject("student-number-bean"); if (renderedObject == null) { request.setAttribute("studentNumberBean", new StudentNumberBean()); } else { final StudentNumberBean numberBean = (StudentNumberBean) renderedObject; final Student student = getStudent(numberBean); if (student != null) { RenderUtils.invalidateViewState(); request.setAttribute("registrations", getAllRegistrations(student)); request.setAttribute("studentNumberBean", numberBean); } } return mapping.findForward("chooseStudentInformation"); } public ActionForward showAllStudentCurricularPlans(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) { final StudentNumberBean studentNumberBean = new StudentNumberBean(); final Student student = getStudent(request); studentNumberBean.setNumber(student.getNumber()); request.setAttribute("studentNumberBean", studentNumberBean); request.setAttribute("registrations", getAllRegistrations(student)); return mapping.findForward("chooseStudentInformation"); } private Student getStudent(final HttpServletRequest request) { return getDomainObject(request, "studentId"); } private List<Registration> getAllRegistrations(final Student student) { final List<Registration> result = new ArrayList<Registration>(); result.addAll(student.getRegistrationsSet()); result.addAll(student.getTransitionRegistrations()); Collections.sort(result, new ReverseComparator(Registration.COMPARATOR_BY_START_DATE)); return result; } private Student getStudent(final StudentNumberBean numberBean) { return numberBean.getNumber() != null ? Student.readStudentByNumber(numberBean.getNumber()) : null; } private StudentCurricularPlan getStudentCurricularPlan(final HttpServletRequest request) { return getDomainObject(request, "scpId"); } public ActionForward prepareChooseExecutionPeriod(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) { ((DynaActionForm) form).set("scpId", getStudentCurricularPlan(request).getExternalId()); request.setAttribute("infoExecutionPeriod", new InfoExecutionPeriod(ExecutionSemester.readActualExecutionSemester())); return mapping.findForward("showExecutionPeriodToEnrol"); } public ActionForward prepareShowDegreeModulesToEnrol(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) { InfoExecutionPeriod executionPeriodBean = getRenderedObject("infoExecutionPeriod"); request.setAttribute("bolonhaStudentEnrollmentBean", new BolonhaStudentEnrollmentBean(getStudentCurricularPlan(request), executionPeriodBean.getExecutionPeriod(), getCurricularYearForCurricularCourses(), getCurricularRuleLevel(form))); return mapping.findForward("showDegreeModulesToEnrol"); } public ActionForward backToAllStudentCurricularPlans(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) { final BolonhaStudentEnrollmentBean bean = getRenderedObject("bolonhaStudentEnrolments"); request.setAttribute("studentId", bean.getStudentCurricularPlan().getRegistration().getStudent().getExternalId()); return showAllStudentCurricularPlans(mapping, form, request, response); } public ActionForward viewStudentCurriculum(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request, HttpServletResponse response) { final DynaActionForm form = (DynaActionForm) actionForm; if (StringUtils.isEmpty(form.getString("detailed"))) { form.set("detailed", Boolean.TRUE.toString()); } request.setAttribute("studentCurricularPlan", getStudentCurricularPlan(request)); return mapping.findForward("viewStudentCurriculum"); } @Override public ActionForward prepareShowDegreeModulesToEnrol(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response, BolonhaStudentEnrollmentBean bean) { request.setAttribute("bolonhaStudentEnrollmentBean", bean); return mapping.findForward("showDegreeModulesToEnrol"); } @Override protected int[] getCurricularYearForCurricularCourses() { return null; // all years } @Override protected CurricularRuleLevel getCurricularRuleLevel(ActionForm form) { return CurricularRuleLevel.ENROLMENT_NO_RULES; } @Override protected String getAction() { // unnecessary method return null; } @Override public ActionForward prepare(ActionMapping mapping, ActionForm form, HttpServletRequest request, HttpServletResponse response) { // unnecessary method return null; } public ActionForward prepareTransit(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request, HttpServletResponse response) { request.setAttribute("studentCurricularPlan", getStudentCurricularPlan(request)); return mapping.findForward("transitToBolonha"); } public ActionForward transitToBolonha(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request, HttpServletResponse response) throws FenixServiceException { final DynaActionForm form = (DynaActionForm) actionForm; final DateTime date; try { date = YearMonthDay.fromDateFields(DateFormatUtil.parse("dd/MM/yyyy", form.getString("date"))) .toDateTimeAtMidnight(); } catch (final ParseException e) { addActionMessage(request, "error.invalid.date.format"); return prepareTransit(mapping, actionForm, request, response); } final StudentCurricularPlan studentCurricularPlan = getStudentCurricularPlan(request); try { TransitToBolonha.run(null, studentCurricularPlan.getRegistration().getSourceRegistrationForTransition(), date); } catch (final DomainException e) { addActionMessage(request, e.getKey(), e.getArgs()); return prepareTransit(mapping, actionForm, request, response); } return showAllStudentCurricularPlans(mapping, actionForm, request, response); } public ActionForward separateCycles(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request, HttpServletResponse response) { final StudentCurricularPlan scp = getDomainObject(request, "scpOid"); try { new AffinityCyclesManagement(scp).createCycleOrRepeateSeparate(); addActionMessage("success", request, "message.cycles.separated.with.success"); } catch (final DomainException e) { addActionMessage(request, e.getMessage(), e.getArgs()); } request.setAttribute("studentId", scp.getRegistration().getStudent().getExternalId()); return showAllStudentCurricularPlans(mapping, actionForm, request, response); } public ActionForward showRegistrationStatesLog(ActionMapping mapping, ActionForm actionForm, HttpServletRequest request, HttpServletResponse response) { request.setAttribute("registration", getDomainObject(request, "registrationId")); return mapping.findForward("showRegistrationStatesLog"); } }