if (request.getParameter("showPhotos") == null) {
request.setAttribute("showPhotos", "false");
}
Shift shift = FenixFramework.getDomainObject(shiftID);
ExecutionCourse executionCourse = FenixFramework.getDomainObject(executionCourseID);
if (registrationID != null) {
Registration registration = FenixFramework.getDomainObject(registrationID);
shift.removeAttendFromShift(registration, executionCourse);
request.setAttribute("registration", registration);
}
List<Registration> registrations = new ArrayList<Registration>();
registrations.addAll(shift.getStudentsSet());
Collections.sort(registrations, Registration.NUMBER_COMPARATOR);
request.setAttribute("registrations", registrations);
request.setAttribute("shift", shift);
request.setAttribute("executionCourseID", executionCourseID);