[Rock-dev] Multiple services of same type in tasks and data_service_type
Sylvain Joyeux
sylvain.joyeux at dfki.de
Tue Nov 5 14:51:38 CET 2013
On 11/05/2013 11:30 AM, Christian Rauch wrote:
> Hi,
>
> if a task provides multiple services of the same type with different
> alias, how do I select one particular service by name in my profile?
>
> In my case a task provides two different Base::<type>ControlledSystemSrv
> and syskit tells me:
> {{{
> = there is an ambiguity while looking for a service of type
> Base::ControlledSystemSrv in Motionproxy::Task
> | candidates are:
> | controlled_system,
> | motion_sample_consumer
> }}}
>
> How do I select one of the candidates when I want to fulfil
> 'controlled_system' of a ControlLoop?
Yes, you simply select it with e.g.
use('controlled_system' => Motionproxy::Task.controlled_system_srv)
Just updated the documentation ...
> A similar problem arises when a data_service_type also provides two
> different Base::<type>ControlledSystemSrv as both have the output port
> "command_out" but different type.
> Is there a way to rename the ports of a service in the provides statement?
See the bottom of
http://rock-robotics.org/stable/documentation/system/data_services.html
--
Sylvain Joyeux (Dr.Ing.)
Space & Security Robotics
!!! Achtung, neue Telefonnummer!!!
Standort Bremen:
DFKI GmbH
Robotics Innovation Center
Robert-Hooke-Straße 5
28359 Bremen, Germany
Phone: +49 (0)421 178-454136
Fax: +49 (0)421 218-454150
E-Mail: robotik at dfki.de
Weitere Informationen: http://www.dfki.de/robotik
-----------------------------------------------------------------------
Deutsches Forschungszentrum fuer Kuenstliche Intelligenz GmbH
Firmensitz: Trippstadter Straße 122, D-67663 Kaiserslautern
Geschaeftsfuehrung: Prof. Dr. Dr. h.c. mult. Wolfgang Wahlster
(Vorsitzender) Dr. Walter Olthoff
Vorsitzender des Aufsichtsrats: Prof. Dr. h.c. Hans A. Aukes
Amtsgericht Kaiserslautern, HRB 2313
Sitz der Gesellschaft: Kaiserslautern (HRB 2313)
USt-Id.Nr.: DE 148646973
Steuernummer: 19/673/0060/3
-----------------------------------------------------------------------
More information about the Rock-dev
mailing list