if (newValuationTeacher != null) { ProfessorshipValuation.createAndCopy(newCourseValuation, newValuationTeacher, oldProfessorshipValuation); } }
if (newValuationTeacher != null) { ProfessorshipValuation.createAndCopy(newCourseValuation, newValuationTeacher, oldProfessorshipValuation); }
	private void createAndCopyProfessorshipValuations(			Map<ValuationTeacher, ValuationTeacher> oldAndNewValuationTeacherMap,			CourseValuation oldCourseValuation,			CourseValuation newCourseValuation) {		for (ProfessorshipValuation oldProfessorshipValuation : oldCourseValuation.getProfessorshipValuations()) {			ValuationTeacher newValuationTeacher = oldAndNewValuationTeacherMap.get(oldProfessorshipValuation.getValuationTeacher());			if (newValuationTeacher != null) {				ProfessorshipValuation.createAndCopy(newCourseValuation, newValuationTeacher, oldProfessorshipValuation);			}		}	}