be sure to populate user,password,DriverClass for DataSource with Database
Parameters beforehand e.g.
//web.xml
<web-app>
<display-name>Struts Examples Application</display-name>
<!-- Standard Action Servlet Configuration (with debugging) -->
<servlet>
<servlet-name>action</servlet-name>
<servlet-class>org.apache.struts.action.ActionServlet</servlet-class>
<init-param>
<param-name>org.apache.struts.action.DATA_SOURCE</param-name>
<param-value>org.apache.struts.util.GenericDataSource</param-value>
</init-param>
........
</web-app>
chris ..struts-1.2.9 is only 3 years old BTW
http://struts.apache.org/1.1/api/org/apache/struts/util/GenericDataSource.html
Martin Gainty
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> Date: Fri, 18 Sep 2009 12:04:11 -0400
> From: ch...@christopherschultz.net
> To: users@tomcat.apache.org
> Subject: Re: NullPointerException on Struts Action
>
> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
>
> Julio,
>
> On 9/18/2009 9:44 AM, Julio César Chaves Fernández wrote:
> > Hi, i've been having a strange behavior with some struts apps deployed on
> > Oracle portal.
>
> Given that this is Struts running on Oracle, why not ask your question
> on the Struts list or ask someone at Oracle? This is a forum for Apache
> Tomcat users. :(
>
> > 09/09/17 16:10:19 java.lang.NullPointerException
> > 09/09/17 16:10:19 at
> > org.apache.struts.action.Action.getDataSource(Action.java:532)
> > 09/09/17 16:10:19 at
> > co.edu.icesi.notas.action.InicioAction.execute(InicioAction.java:46)
>
> [snip]
>
> Wow, you're using Action.getDataSource? Wasn't that deprecated like 5
> years ago?
>
> > InicioAction is the init action that sets some data in the user
> > session and makes some validations. The code in Action.java at line 532 is:
> >
> > protected DataSource getDataSource(HttpServletRequest request, String key)
> > {
> > ServletContext context = getServlet().getServletContext();
> > -------------------------> line 532
> > ModuleConfig moduleConfig = RequestUtils.getModuleConfig(request,
> > context);
> >
> > return ((DataSource)context.getAttribute(key +
> > moduleConfig.getPrefix()));
> > }
>
> Are you sure you're looking at the right version of the code?
>
> Are you doing something silly like trying to use this Action before it
> has been properly brought into service? If that's the case, then
> getServlet() would return null.
>
> - -chris
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