Implement this to test whether a particular server should be executed.

Implement this method to execute the given server.

Implement this method to return a description of the service.

Implement this method to return the name of the service.

Implement this method to return the unique Id of the service.

Implement this method to return the vendor Id of the service.

Implement this method to check if the given instance represents a valid server of this service.

Implement this method to handle situations when servers for the service have changed.

Implements this method to get notified that the servers in a just opened document differ from those currently set as active for the service.