Basic HTML version of Foils prepared July 6 99
| A Use relation between two objects can be realized by using connection operation where a reference of one object is passed to its user |
| The user gets service from the object. This relationship is expressed with Receptacle concept. |
| Receptacle description is given in CIDL definition as well as the number of object references, 1:1 or 1:N. The description also contains the interface type of the connectable objects. This definitions produces connect_XX(), disconnect_XX(), and get_connections_XX() methods. |
| For example, |
| uses Multiplier mult; |