Re: Problems setting up PostgreSQL and Tomcat JDBC connection

What docs are you reading that say this?  This used to be the case in
6.5 of postgres, but the main class has been org.postgresql.Driver since
7.0.

thanks,
--Barry


Nikola Milutinovic wrote:

> Hi all.
>
> I'm crossposting this to two mailing lists, I think poth parties are concerned.
>
> Finaly got some time to work on my project on Tomcat and I ran into problems.
> Mostly these problems stem from the inconsistent documentation that accompanies
> Tomcat 4.0 distribution. And it would appear that PostgreSQL is also in error
> (see below).
>
> I have:
>
> - Tru64 UNIX 4.0D (a.k.a. Digital UNIX)
> - Java 1.3.0 SDK
> - Tomcat 4.0 final release
> - PostgreSQL 7.1.0
> - PostgreSQL JDBC 2.0 compliant driver
>
> QUESTION 1: How do I go about setting it up with Tomcat?
>
> I have tried the following:
>
> - placed postgresql.jar in ${CATALINA_HOME}/common/lib/
> - added CATALINA_OPTS="-Djdbc.drivers=postgresql.Driver"
> - restarted Tomcat
>
> My JSP file is:
>
> <%-- My first go at PostgreSQL and JSP --%>
> <%@ page info="test" import="java.sql.*, javax.sql.*" %>
> <%!
> Connection conn = DriverManager.getConnection(
> "jdbc:postgresql://localhost/mercury", "test", "test00" );
> String query = "SELECT * FROM div";
> %>
>
> [SNIP]
>
> </html>
>
> When I run it, I get the following error:
>
> -------------------------------------------------------------------
> org.apache.jasper.JasperException: Unable to compile class for JSP
> ...
>
> Root Cause:
>
> java.lang.NumberFormatException: postgresql
> ...
> -------------------------------------------------------------------
>
> This would imply that I'm either using a wrong connection string or the driver
> isn't loaded, right?
>
> QUESTION 2: Now this may sound dumb, but... PostgreSQL docs state that I should
> load driver with "-Djdbc.drivers=posgresql.Driver", but if I list postgresql.jar
> file, I see it is "org.postgresql.Driver". Is this a typo in the docs?
>
> Nix.
>
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>
>