@classmethod
def get_field_handler_from_fullname(cls, fullname):
    """
        Given a fullname, e.g. 'Device.host', 'Author.name',
        this function returns the handler.FieldHandler.

        @type name: str
        @param name: e.g. 'address', or 'name'
        """
    thecls, alias = cls.get_class_from_fullname(fullname)
    return thecls.get_field_handler_from_alias(alias)
