On quarta-feira, 4 de setembro de 2013 18:23:17, arno wrote:
> void LongRunning::run() {
> //mydb is set up in a singleton
> QSqlDatabase db = QSqlDatabase::cloneDatabase("mydb", uniquesting);
> ... select something from database...
> End of LongRunning:
> QSqlDatabase::removeDatabase(uniquestring);
> }
>
> LongRunning is managed by a QThreadPool. I'm looking for a way to
> generate a unique "uniquestring" for each connection.Is that the global thread pool, or one of yours? If it's the global pool, it's a problem, since you should only run short tasks there. In any case, the pointer address might be reused, but only after removeDatabase. So there's no conflict. > I tried QUuid, but the documentation is scarce. Seems it's only a class > for representing a UUID, not for generating one, right? Hmm... the docs say "Most platforms provide a tool for generating new UUIDs, e.g. uuidgen and guidgen. You can also use createUuid(). " But the QUuid::createUuid function is not documented. It exists, it's just not documented. Looks like an oversight. -- Thiago Macieira - thiago.macieira (AT) intel.com Software Architect - Intel Open Source Technology Center
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