gets the value of the preferredlanguage property . concode_field_sep String preferredLanguage concode_elem_sep XMLGregorianCalendar lastUpdate concode_elem_sep List<Object> any concode_field_sep void setPreferredLanguage concode_elem_sep XMLGregorianCalendar getLastUpdate concode_elem_sep void setLastUpdate concode_elem_sep List<Object> getAny
String function ( ) { return preferredLanguage ; }