----- Original Message -----
> From: augustin <aug...@ov...>
> To: cpp...@li...
> Cc:
> Sent: Saturday, May 26, 2012 8:36 AM
> Subject: [Cppcms-users] Trying cppdb connection & catch exceptions
>
> Hello Artyom and all,
>
> I wish to test my DB connection (e.g. to check that the connection string is
> working), and catch any exception arising.
>
> Here is the code:
>
>
> // Testing that the connection string actually allows us to connect to
> the DB.
> try {
> cppdb::session sql(connection_string);
> }
> //catch (std::exception const &e) {
> catch (cppdb::cppdb_error const& e) {
> _bInit_db = false;
> return;
> }
>
> However, when the connection string is wrong, the application crashes
> altogether:
>
> cppdb::mysql::Access denied for user 'WRONG'@'localhost' (using
> password: YES)
>
> How to test the DB connection and gracefully handle failed DB connections?
>
Are you sure it crashes altogether?
Because
try {
cppdb::session sql(connection_string);
}
catch (cppdb::cppdb_error const& e) {
// fail
}
// ok
Should work.
If it does not can you create a small example that reproduces the problem.
Because the scheme above works for me 100%
> Thanks,
>
> Augustin.
>
Artyom
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