chainComparator.addComparator(courseName);
chainComparator.addComparator(executionYear);
Collections.sort(result, chainComparator);
InfoStudentCurricularPlan infoStudentCurricularPlan = null;
try {
infoStudentCurricularPlan = ReadStudentCurricularPlan.run(studentCurricularPlanID);
} catch (ExistingServiceException e) {
throw new ExistingActionException(e);