Re: PostgreSQL (XADataSource) as Tomcat Resource

From: "Guy Rouillier" <guyr(at)masergy(dot)com>
To: <pgsql-jdbc(at)postgresql(dot)org>
Subject: Re: PostgreSQL (XADataSource) as Tomcat Resource
Date: 2006-04-05 21:43:40
Message-ID: CC1CF380F4D70844B01D45982E671B230137A843@mtxexch01.add0.masergy.com
Views: Raw Message | Whole Thread | Download mbox | Resend email
Thread:
Lists: pgsql-jdbc

markds75 wrote:
> How can I get Postgres to be deployed in Tomcat's JNDI as an
> XADataSource?
>
> I'm running my web app in Tomcat, and I'm moving towards distributed
> transactions for my two data sources (JDO and JCR). I've got the
> Jencks library providing JTA support (based on Geronimo's
> TransactionManager) within Tomcat. Currently, I have Postgres
> configured as a local web-app Resource as follows:
>
> <Resource name="jdbc/whisper_db"
> auth="Container"
> type="javax.sql.DataSource"
> url="jdbc:postgresql://127.0.0.1:5432/my_db"
> driverClassName="org.postgresql.Driver"
> username="----------------"
> password="----------------"
> maxWait="3000"
> maxIdle="100"
> maxActive="10" />
>
> The web-app is able to start up without errors in this case and
> things function as expected. However, I've been told that I should be
> using an XADataSource if I want JDO to participate in distributed
> transactions (specifically, I'm trying to get 2 phase commit). When I
> change the type to "javax.sql.XADataSource", the web-app fails to
> start because Tomcat cannot create the JNDI entry. I'm running under
> Java 1.5, so to my knowledge XADataSource is included.

What does the Tomcat log tell you when it tried to start up this as an
XADatasource? Did it provide any error message? I've not set up an
XADatasource in Tomcat, but under JBoss you need to provide additional
statements to define an XADatasource.

>
> Any pointers would be appreciated.
>
> Thanks,
> Mark
>
>
> ---------------------------(end of
> broadcast)---------------------------
> TIP 5: don't forget to increase your free space map settings

--
Guy Rouillier

Responses

Browse pgsql-jdbc by date

  From Date Subject
Next Message markds75 2006-04-05 21:55:04 Re: PostgreSQL (XADataSource) as Tomcat Resource
Previous Message Guy Rouillier 2006-04-05 21:35:30 Re: I just can't use the org.postgresql.Driver class... Please help!