Java tutorial
/** * Copyright ${project.inceptionYear} Instituto Superior Tcnico * * This file is part of Fenix IST. * * Fenix IST 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. * * Fenix IST 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 Fenix IST. If not, see <http://www.gnu.org/licenses/>. */ package pt.ist.fenix.task.updateData.enrolment; import java.util.HashSet; import java.util.List; import java.util.Set; import org.fenixedu.academic.domain.ExecutionYear; import org.fenixedu.academic.domain.StudentCurricularPlan; import org.fenixedu.academic.domain.student.Registration; import org.fenixedu.academic.domain.student.Student; import org.fenixedu.academic.domain.student.registrationStates.RegistrationState; import org.fenixedu.academic.domain.student.registrationStates.RegistrationStateType; import org.fenixedu.academic.domain.studentCurriculum.CurriculumGroup; import org.fenixedu.academic.domain.studentCurriculum.CurriculumModule; import org.fenixedu.academic.domain.studentCurriculum.ExtraCurriculumGroup; import org.fenixedu.bennu.core.domain.User; import org.fenixedu.bennu.core.security.Authenticate; import org.fenixedu.bennu.scheduler.custom.CustomTask; import org.joda.time.LocalDate; public class UpdateFlunkedState extends CustomTask { private static final String[] FLUNKED_STUDENTS = new String[] { "8306", "21121", "33939", "42200", "45004", "45662", "45778", "46349", "47077", "47178", "47597", "47928", "48516", "49080", "49646", "49671", "49877", "50144", "50312", "50526", "50683", "50879", "51110", "51331", "51469", "52109", "52327", "52516", "52533", "53035", "53566", "53818", "54184", "54424", "54794", "55196", "55220", "55410", "55459", "55817", "55819", "55878", "56545", "56631", "56804", "56849", "57123", "57287", "57301", "57349", "57642", "57675", "58030", "58041", "58086", "58205", "58229", "58356", "58366", "58392", "58500", "58534", "58705", "58965", "59095", "59099", "62665", "63110", "63238", "63387", "63495", "63546", "63703", "63791", "63984", "64216", "64663", "64674", "64725", "64945", "65052", "65264", "65283", "65371", "65545", "65592", "65779", "65975", "65985", "66034", "66073", "66089", "66133", "66168", "66244", "66462", "66485", "66717", "66918", "66931", "66996", "67016", "67045", "67200", "67326", "67367", "67563", "67688", "67754", "67833", "67907", "68140", "68156", "68339", "68620", "68623", "69273", "69477", "69727", "69737", "69790", "69872", "69889", "69904", "69936", "69965", "70009", "70034", "70044", "70060", "70069", "70113", "70146", "70151", "70164", "70178", "70294", "70296", "70419", "70428", "70450", "70550", "70647", "70714", "70919", "70950", "70957", "70961", "71010", "71036", "71071", "71121", "72516", "72538", "73434", "73713", "73757", "73834", "73858", "73934", "74066", "74142", "74243", "74282" }; static int count = 0; @Override public void runTask() throws Exception { User user = User.findByUsername("ist24616"); Authenticate.mock(user); for (int iter = 0; iter < FLUNKED_STUDENTS.length; iter++) { final Student student = Student.readStudentByNumber(Integer.valueOf(FLUNKED_STUDENTS[iter])); if (student == null) { taskLog("Can't find student -> " + FLUNKED_STUDENTS[iter]); continue; } processStudent(student); } taskLog("Modified: " + count); } private void processStudent(final Student student) { taskLog("Process Student -> " + student.getNumber()); final List<Registration> transitionRegistrations = student.getTransitionRegistrations(); if (!transitionRegistrations.isEmpty()) { for (Registration registration : transitionRegistrations) { deleteRegistration(registration); } } final Set<Registration> activeRegistrations = getActiveRegistrations(student); if (activeRegistrations.size() != 1) { taskLog("Student: " + student.getNumber() + " has more than one active registration in degree admin office, it has " + activeRegistrations.size()); throw new RuntimeException(); } else { if (!activeRegistrations.iterator().next().getEnrolments(ExecutionYear.readCurrentExecutionYear()) .isEmpty()) { taskLog("Student: " + student.getNumber() + " has already enrolments this year"); return; } } count++; changeToFlunkedState(activeRegistrations.iterator().next()); taskLog("*************************************"); } private Set<Registration> getActiveRegistrations(final Student student) { final Set<Registration> result = new HashSet<Registration>(); for (final Registration registration : student.getRegistrationsSet()) { if (registration.isActive() && registration.isBolonha() && !registration.getDegreeType().isEmpty()) { result.add(registration); } } return result; } private void deleteRegistration(Registration registration) { taskLog("Delete Transitions Registration For " + registration.getDegree().getName()); if (registration == null || !registration.isTransition()) { throw new RuntimeException("error.trying.to.delete.invalid.registration"); } for (; registration.getStudentCurricularPlansSet().size() != 0;) { final StudentCurricularPlan studentCurricularPlan = registration.getStudentCurricularPlansSet() .iterator().next(); if (!studentCurricularPlan.isBolonhaDegree()) { throw new RuntimeException("What?"); } deleteCurriculumModules(studentCurricularPlan.getRoot()); removeEmptyGroups(studentCurricularPlan.getRoot()); final ExtraCurriculumGroup extraCurriculumGroup = studentCurricularPlan.getExtraCurriculumGroup(); if (extraCurriculumGroup != null) { extraCurriculumGroup.deleteRecursive(); } if (studentCurricularPlan.getRoot() != null) { studentCurricularPlan.getRoot().delete(); } studentCurricularPlan.delete(); } registration.delete(); } protected void deleteCurriculumModules(final CurriculumModule curriculumModule) { if (curriculumModule == null) { return; } if (!curriculumModule.isLeaf()) { final CurriculumGroup curriculumGroup = (CurriculumGroup) curriculumModule; for (final CurriculumModule each : curriculumGroup.getCurriculumModulesSet()) { deleteCurriculumModules(each); } } else if (curriculumModule.isDismissal()) { curriculumModule.delete(); } else { throw new RuntimeException("error.in.transition.state.can.only.remove.groups.and.dismissals"); } } protected void removeEmptyGroups(final CurriculumGroup curriculumGroup) { if (curriculumGroup == null) { return; } for (final CurriculumModule curriculumModule : curriculumGroup.getCurriculumModulesSet()) { if (!curriculumModule.isLeaf()) { removeEmptyChildGroups((CurriculumGroup) curriculumModule); } } } private void removeEmptyChildGroups(final CurriculumGroup curriculumGroup) { for (final CurriculumModule curriculumModule : curriculumGroup.getCurriculumModulesSet()) { if (!curriculumModule.isLeaf()) { removeEmptyChildGroups((CurriculumGroup) curriculumModule); } } if (curriculumGroup.getCurriculumModulesSet().size() == 0 && !curriculumGroup.isRoot() && !curriculumGroup.isExtraCurriculum()) { curriculumGroup.deleteRecursive(); } } private void changeToFlunkedState(final Registration registration) { taskLog("Change to Flunk State Registration -> " + registration.getDegreeCurricularPlanName()); if (registration.getActiveStateType() != RegistrationStateType.FLUNKED) { final ExecutionYear executionYear = ExecutionYear.readCurrentExecutionYear(); LocalDate date = new LocalDate(); if (!executionYear.containsDate(date)) { date = executionYear.getBeginDateYearMonthDay().toLocalDate(); } RegistrationState.createRegistrationState(registration, null, date.toDateTimeAtStartOfDay(), RegistrationStateType.FLUNKED); } } }