/*
 * Created on 29/Jul/2003
 *
 */
package net.sourceforge.fenixedu.applicationTier.Servico.teacher;

import net.sourceforge.fenixedu.applicationTier.Service;
import net.sourceforge.fenixedu.applicationTier.Servico.exceptions.ExistingServiceException;
import net.sourceforge.fenixedu.applicationTier.Servico.exceptions.FenixServiceException;
import net.sourceforge.fenixedu.domain.StudentGroup;
import net.sourceforge.fenixedu.persistenceTier.ExcepcaoPersistencia;
import net.sourceforge.zas.metainfo.AccessControlled;
import pt.iscte.ci.zas.ExecutionCourseLecturingTeacherDecider;

/**
 * @author asnr and scpo
 * 
 */
public class DeleteStudentGroup extends Service {

    @AccessControlled(value = "*", deciderClasses = ExecutionCourseLecturingTeacherDecider.class)
    public Boolean run(Integer executionCourseCode, Integer studentGroupCode) throws FenixServiceException, ExcepcaoPersistencia {
	StudentGroup deletedStudentGroup = rootDomainObject.readStudentGroupByOID(studentGroupCode);

	if (deletedStudentGroup == null) {
	    throw new ExistingServiceException();
	}

	deletedStudentGroup.delete();

	return Boolean.TRUE;
    }

}