1 | Navigation interface allows client to go from facet reference to the component reference, component reference to a facet reference, and gets the list of supported references by the component. |
2 | Component types only supports single inheritance. |
3 | When the component inherits from another component, it should also support all the interfaces supported by the base component. |
4 | Methods of any supported interface can be directly invoked on the specific facet reference as well as the component reference . |