adds the given item to the set of relations . whenever an item is added to a relation , it should add the name and the item reference to this set of name/item mappings . this allows an item to find out the set of all relations that it is contained in . concode_field_sep FeatureSet features concode_elem_sep FeatureSet relations concode_field_sep FeatureSet getFeatures concode_elem_sep void removeItemRelation concode_elem_sep Item getItemRelation
void function ( String arg0 , Item arg1 ) { relations . setObject ( arg0 , arg1 ) ; }