question: returns the list of parents documentref . concode_field_sep Log log concode_field_sep List<DocumentRef> getDocRefs concode_elem_sep List<String> getTypesInList concode_elem_sep boolean removeDocumentFromList concode_elem_sep boolean isDocumentInList concode_elem_sep void removeDocumentsFromList
target: List < DocumentRef > function ( List < DocumentModel > arg0 ) { List < DocumentRef > loc0 = new ArrayList < DocumentRef > ( ) ; for ( DocumentModel loc1 : arg0 ) { if ( ! loc0 . contains ( loc1 . getParentRef ( ) ) ) { loc0 . add ( loc1 . getParentRef ( ) ) ; } } return loc0 ; }