Common Features

Network independence (Offline Mode)
- Using one of the latest CDO features (offline support) Dawn will allow modifying GMF diagrams without a connection to an online repository.
Authentication/Authorization (not yet implemented; see Bug 319485)
- Providing a access rights on diagram level will allow you to save for data
- Additionally the use of the diagram (show, modify, view) will be restrictable. Locking behaviour can also be influenced.
Locking (not yet re-implemented, see Bug 319486)
- Dawn will support locking on different hierarchy levels in the GMF diagram
- Locked objects marked with special visualisations
Conflict handling
- Dawn provides detection and handling mechanisms for conflicts
- It bases on the CDO conflict mechanisms and provide flexible and intuitive UI to handle conflicts
- Conflicts are displayed inside the diagram editor. Conflicts that cannot be visualized inside the editor will be show in a special view (Dawn Conflict View; not yet re-implemented)
generate extension code
- No change of existing code
- A dynamic design and a flexible generator will make it possible to “collaboratize” existing GMF editors even if the source is
- Existing editor do not need to modified

Integration with GMF editors

Dawn supports GMF editors 308232
- real-time shared editing for GMF editors
- persitence in CDO Repositoy
- conflict visualization und solving mechanisms
- generator to create the extension with tow clicks

The inital integration for EMF editor will be covered in Bug 323828

WebViewer/WebEditor (re-implementation started, see Bug 319487)
- Dawn provides a web viewer to view changes in the diagram while they are processed in Eclipse
- it also will support changing the diagram (adding/deleting/manipulating) in a browser
- this mode allows editing GMF-diagrams on mobile device even if no Java platform is installed