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List:       ros-users
Subject:    [ros-users] Master API & Types
From:       asmodehn () gmail ! com (Asmodehn Shade)
Date:       2016-01-06 2:16:41
Message-ID: CANH8SB-9ggBBiAhfKm7ENOMJHV7kf57kOu4PJwLu4LwYrFpgwA () mail ! gmail ! com
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Sorry for the noise,
This question has been posted on
http://answers.ros.org/question/223546/master-api-types/
Feel free to answer there.

Cheers,
--
AlexV

--
AlexV

2016-01-06 10:44 GMT+09:00 Asmodehn Shade <asmodehn at gmail.com>:

> Hello,
>
> While exploring the Master API, I experienced something I didn't expect :
>
> After the last publisher ( and all subscribers ) on a topic is gone, the
> topic still has a type and is still returned by getTopicTypes().
>
> Did anyone experienced this ? Is it expected ?
> Or is there some more complex behavior, like timeout or so ?
>
> If it s expected, then it means a topic cannot change type ?
>
> Also any reason why there isn't a similar getServiceTypes() API ?
>
> Thank you,
>
> --
> AlexV
>
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