net.sourceforge.fenixedu.applicationTier.Servico.teacher.DeleteProfessorshipWithPerson.java Source code

Introduction

Here is the source code for net.sourceforge.fenixedu.applicationTier.Servico.teacher.DeleteProfessorshipWithPerson.java

Source

/**
 * 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.applicationTier.Servico.teacher;

import java.util.Collection;

import net.sourceforge.fenixedu.applicationTier.Servico.exceptions.NotAuthorizedException;
import net.sourceforge.fenixedu.domain.ExecutionCourse;
import net.sourceforge.fenixedu.domain.Person;
import net.sourceforge.fenixedu.domain.Professorship;
import net.sourceforge.fenixedu.domain.ShiftProfessorship;
import net.sourceforge.fenixedu.domain.exceptions.DomainException;
import net.sourceforge.fenixedu.domain.person.RoleType;
import net.sourceforge.fenixedu.injectionCode.AccessControl;

import org.apache.commons.collections.CollectionUtils;
import org.apache.commons.collections.Predicate;

import pt.ist.fenixframework.Atomic;

public class DeleteProfessorshipWithPerson extends AbstractModifyProfessorshipWithPerson {

    private static boolean isSamePersonAsBeingRemoved(Person loggedPerson, Person selectedPerson) {
        return loggedPerson == selectedPerson;
    }

    @Atomic
    public static Boolean run(Person person, ExecutionCourse executionCourse) throws NotAuthorizedException {
        try {

            final Person loggedPerson = AccessControl.getPerson();

            Professorship selectedProfessorship = null;
            selectedProfessorship = person.getProfessorshipByExecutionCourse(executionCourse);

            if ((loggedPerson == null) || (selectedProfessorship == null) || !loggedPerson.hasRole(RoleType.TEACHER)
                    || isSamePersonAsBeingRemoved(loggedPerson, selectedProfessorship.getPerson())
                    || selectedProfessorship.getResponsibleFor()) {
                throw new NotAuthorizedException();
            }
        } catch (RuntimeException e) {
            throw new NotAuthorizedException();
        }

        Professorship professorshipToDelete = person.getProfessorshipByExecutionCourse(executionCourse);

        Collection shiftProfessorshipList = professorshipToDelete.getAssociatedShiftProfessorshipSet();

        boolean hasCredits = false;

        if (!shiftProfessorshipList.isEmpty()) {
            hasCredits = CollectionUtils.exists(shiftProfessorshipList, new Predicate() {

                @Override
                public boolean evaluate(Object arg0) {
                    ShiftProfessorship shiftProfessorship = (ShiftProfessorship) arg0;
                    return shiftProfessorship.getPercentage() != null && shiftProfessorship.getPercentage() != 0;
                }
            });
        }

        if (!hasCredits && professorshipToDelete.getStudentInquiriesTeachingResultsSet().isEmpty()) {
            professorshipToDelete.delete();
        } else {
            if (hasCredits) {
                throw new DomainException("error.remove.professorship");
            }
        }
        return Boolean.TRUE;
    }
}