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From Hans Bergsten <h...@gefionsoftware.com>
Subject Re: using datasource
Date Sun, 04 Aug 2002 19:53:20 GMT
The Kelley's wrote:
> Well I bought the book and the URL that was supposed to have a tutorial on
> how to install JSTL in Tomcat is forbidden.
> Anyone have a clue?

Just to make sure I'm not mistaken: you're talking about Shawn's book,
right? Mine is not released yet. If you refer to something I've written,
please let me know so I can correct the problem.

Hans

> -----Original Message-----
> From: Hans Bergsten [mailto:hans@gefionsoftware.com]
> Sent: Sunday, August 04, 2002 3:01 PM
> To: Tag Libraries Users List
> Subject: Re: using datasource
> 
> anand wrote:
> 
>>Well what I mean was how you tell the JSTL to use what datasource.
>>I have more than one datasource defined in config.xml that are
>>Connection pooled.  In web xml
>>
>>Can I just say like this
>>
>><context-param>
>>  <param-name>
>>       javax.servlet.jsp.jstl.sql.dataSource
>> </param-name>
>> <paramvalue>
>>       myDataSource
>> </param-value>
>></context-param>
> 
> 
> If that's the name it's been registered with in the JNDI java:comp/env/
> context, yes. The J2EE spec recommends that you use a name that starts
> with "jdbc", however, so "jdbc/myDataSource" would be the full name if
> you follow the recommended conventions. The hard rule is that you must
> use the same name as you declare with the <res-ref-name> element in the
> web.xml file for the application.
> 
> How to tell the container how to create and configure a data source with
> this name varies between containers. For Tomcat 4, it's done with the
> <ResourceParams> element in the conf/server.xml file. See the Tomcat
> docs for details:
> 
> 
> <http://jakarta.apache.org/tomcat/tomcat-4.0-doc/jndi-resources-howto.html>
> 
> Hans
> <plug>I cover this in great detail in JavaServer Pages, Second Edition
> (O'Reilly), to be released in August</plug>
> --
> Hans Bergsten           hans@gefionsoftware.com
> Gefion Software         http://www.gefionsoftware.com
> JavaServer Pages        http://TheJSPBook.com
> 
> 
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-- 
Hans Bergsten		hans@gefionsoftware.com
Gefion Software		http://www.gefionsoftware.com
JavaServer Pages	http://TheJSPBook.com


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