    | componentType                           | None                | getComponentType                        
    | elementCount                            | None                | getElementCount                         
    | hasWeights                              | None                |                                         
    | isComplete                              | None                |                                         
    | isEmpty                                 | None                |                                         
    | isEqual                                 | None                |                                         
    | setComplete                             | None                |                                         
x   | type                                    | None                |                                         
    | weight                                  | None                |                                         
