@Override
    public MessageBusVisitorDestinationSession createVisitorDestinationSession(VisitorDestinationParameters params) {
        return new MessageBusVisitorDestinationSession(params, bus.getMessageBus());
    }
Creates a new document access using the supplied parameters.

@param params All parameters for construction.
documentapi/src/main/java/com/yahoo/documentapi/messagebus/MessageBusDocumentAccess.java