From: | Peter T Mount <peter(at)retep(dot)org(dot)uk> |
---|---|
To: | "Kapoor, Nishikant X" <Nishikant(dot)X(dot)Kapoor(at)nspco(dot)com> |
Cc: | "'pgsql-interfaces(at)postgresql(dot)org'" <pgsql-interfaces(at)postgresql(dot)org>, "'pgsql-general(at)postgresql(dot)org'" <pgsql-general(at)postgresql(dot)org> |
Subject: | Re: [INTERFACES] How to set java.sql.Date to null ? |
Date: | 1998-08-03 21:40:11 |
Message-ID: | Pine.LNX.3.96.980803223807.1201I-100000@maidast.retep.org.uk |
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Lists: | pgsql-general pgsql-interfaces |
On Mon, 3 Aug 1998, Kapoor, Nishikant X wrote:
> Hi there
>
> I'm trying to pass a java.sql.Date parameter to a sql query using
> JDBC-PostgreSQL interface. The problem shows up when I pass a null
> java.sql.Date but as it happens in my application, the user may or may
> not
> enter the logDate.
> (It works fine if the java.sql.Date(logDate) is a valid date).
> Here is the code:
>
> PreparedStatement pstmt = null;
> try {
> pstmt = connect.prepareStatement("insert into prfs (prfNo, author,
> severity, blockFunc, probArea, status, probDesc, logDate, estCompDate,
> actCompDate, assigned, assignee,
> solution, attachment, siemensVar, reviewer) values " +
> "(?,?,?,?,?,?,?,?,?,?,?,?,?,?,?,?)" );
>
> pstmt.setString(1, prfNo);
> pstmt.setString(2, author);
> pstmt.setInt(3, severity);
> pstmt.setInt(4, blockFunc);
> pstmt.setInt(5, probArea);
> pstmt.setInt(6, status);
> pstmt.setString(7, probDesc);
> --> pstmt.setDate(8, logDate); <-- NullPointerException ex
> } catch (SQLException e) { }
>
>
> How do I set a Date to be a null ?
Currently the only way is to use:
if(logDate==null)
pstmt.setString(8,null);
else
pstmt.setDate(8,jobDate);
I'm adding it to my TODO list so that setDate() and others handle nulls
correctly.
--
Peter T Mount peter(at)retep(dot)org(dot)uk or petermount(at)earthling(dot)net
Main Homepage: http://www.retep.org.uk
PostgreSQL JDBC Faq: http://www.retep.org.uk/postgres
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