Re: Feature request

I think we originally had something like that with a front end "ping"
(looks to have been removed now for some reason)

That said - i'm not sure it would work - because I dont think it will be
possible to reconnect a session ?


On 24 January 2014 12:59, Alain Siverly <[email protected]> wrote:

> Hi,
>
> regarding the "VDC mobile":
>
> It is important to avoid crashes if the network connection temporalely
> fails (for example beeing in the train tunnel or like that).
>
> For this we need to check if the A4GL server is awake. Our idea is to
> send to the server
>   <MSEND>
> and wait for an answer like this
>   <MREC/>
>
> If the server is busy (because of a large sql query for example) it
> should not bring an error (Internal error - expecting a
> ID_FRONTCALLRETURN) if we are sending this every second. So the idea is
> that we can send this at any time and in every context to the server and
> it is ok for us if the server answers "when it can".
>
> For the user it would look like this:
> If the VDC mobile is waiting for the server answer without getting it,
> then the user sees in the message line "Waiting for the server..." with
> a nice animated progress bar. After 1 minute of sending the server
> request  <MSEND> without receiving an answer, then the user gets a
> dialog. He can now decides if he will continue waiting or he can simply
> interrupt the running module.
>
> Could this enhancement in the protocol be possible? Thank you in advance!
>
> Alain
>
>
> --
> Mit freundlichen Grüßen
> Alain Siverly
>
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>
>
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