/**
* @return used letters by system
*/
@SuppressWarnings("unchecked")
public UsedSystemLetters getUsedSystemLetters() {
UsedSystemLetters systemLetters = (UsedSystemLetters)dao.get(UsedSystemLetters.class, 1L);
if (systemLetters == null){
systemLetters = new UsedSystemLetters();
dao.saveOrUpdate(systemLetters);
logger.debug("Created new UsedSystemLetters id:"+systemLetters.getId());
}
return systemLetters;
}