* @throws SystemException if a system exception occurred
*/
@Override
public LFQuizQuestionCategory fetchByPrimaryKey(Serializable primaryKey)
throws SystemException {
LFQuizQuestionCategory lfQuizQuestionCategory = (LFQuizQuestionCategory) EntityCacheUtil.getResult(LFQuizQuestionCategoryModelImpl.ENTITY_CACHE_ENABLED,
LFQuizQuestionCategoryImpl.class, primaryKey);
if (lfQuizQuestionCategory == _nullLFQuizQuestionCategory) {
return null;
}