From: | "Dave Cramer" <Dave(at)micro-automation(dot)net> |
---|---|
To: | "'Michael Adler'" <adler(at)glimpser(dot)org>, "'PostgreSQL JDBC List'" <pgsql-jdbc(at)postgresql(dot)org> |
Subject: | Re: mishandling of NOTICE? |
Date: | 2002-03-18 19:20:13 |
Message-ID: | 006401c1ceb1$ee0f7c10$807ba8c0@inspiron |
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Thread: | |
Lists: | pgsql-jdbc pgsql-patches |
Michael,
Try the development driver off the site, I had a look at the source and
it doesn't do this anymore.
Dave
> -----Original Message-----
> From: pgsql-jdbc-owner(at)postgresql(dot)org
> [mailto:pgsql-jdbc-owner(at)postgresql(dot)org] On Behalf Of Michael Adler
> Sent: Monday, March 18, 2002 1:47 PM
> To: PostgreSQL JDBC List
> Subject: [JDBC] mishandling of NOTICE?
>
>
>
> I am not very familiar with this driver, but I thought I
> should point out a potential bug. I wish I had time to do
> more investigationn, testing and debugging...
>
> I encountered a situation in which I could access the
> database using psql but not the JDBC driver. This is what I
> think happened:
>
> The backend issued a NOTICE message. psql handled it
> gracefully by printing the message to STDOUT and providing a
> fine connection. JDBC driver throws a fatal SQLException.
>
> The following case statements may need to handle NOTICEs differently:
>
> org.postgresql.Connection line 265:
>
> // As of protocol version 2.0, we should now
> receive the cancellation key and the pid
> int beresp = pg_stream.ReceiveChar();
> switch (beresp)
> {
> case 'K':
> pid = pg_stream.ReceiveInteger(4);
> ckey = pg_stream.ReceiveInteger(4);
> break;
> case 'E':
> case 'N':
> throw new
> SQLException(pg_stream.ReceiveString(encoding));
> default:
> throw new
> PSQLException("postgresql.con.setup");
> }
>
> // Expect ReadyForQuery packet
> beresp = pg_stream.ReceiveChar();
> switch (beresp)
> {
> case 'Z':
> break;
> case 'E':
> case 'N':
> throw new
> SQLException(pg_stream.ReceiveString(encoding));
> default:
> throw new
> PSQLException("postgresql.con.setup");
> }
>
>
>
>
> Once again, sorry for the uninformed vaugeries. I hope this
> helps somewhat.
>
> Mike Adler
>
>
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