i havent used JNDI to obtain string values<BR>
i use ResourceBundle to obtain the locale specific string value e.g.
myResources.getString("CancelKey");<BR>
http://java.sun.com/j2se/1.4.2/docs/api/java/util/ResourceBundle.html<BR>
anyone<BR>
Martin<BR>
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> Date: Wed, 3 Sep 2008 14:42:24 +0100
> From: [EMAIL PROTECTED]
> To: users@tomcat.apache.org
> Subject: Re: Problem with JNDI environment entry resources
>
> Martin,
>
> Thanks for the suggestion, though I think there may have been some
> misunderstanding. I'm attempting to access a simple java.lang.String,
> not a DataSource. <Environment/> elements are used to place String
> resources in an application's environment, not <Resource/> elements,
> AFAIK.
>
> Paul.
>
> 2008/9/3 Martin Gainty <[EMAIL PROTECTED]>:
> >
> > http://tomcat.apache.org/tomcat-5.5-doc/jndi-datasource-examples-howto.html<BR>
> > /WEB-INF/web.xml contents which contain a jndi reference <BR><web-app
> > xmlns="http://java.sun.com/xml/ns/j2ee";<BR>
> > xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance";<BR>
> > xsi:schemaLocation="http://java.sun.com/xml/ns/j2ee<BR>
> > http://java.sun.com/xml/ns/j2ee/web-app_2_4.xsd";<BR>
> > version="2.4"><BR>
> > <description>MySQL Test App</description><BR>
> > <resource-ref><BR>
> > <description>DB Connection</description><BR>
> > <res-ref-name>teststring</res-ref-name><BR>
> > <res-type>javax.sql.DataSource</res-type><BR>
> > <res-auth>Container</res-auth><BR>
> > </resource-ref><BR>
> > </web-app><BR>
> >
> > the lookup to teststring will get you a connection to the DB<BR>
> >
> > HTH<BR>
> > Martin<BR>
> > ______________________________________________
> > Disclaimer and confidentiality note
> > Everything in this e-mail and any attachments relates to the official
> > business of Sender. This transmission is of a confidential nature and
> > Sender does not endorse distribution to any party other than intended
> > recipient. Sender does not necessarily endorse content contained within
> > this transmission.
> >
> >
> >> Date: Wed, 3 Sep 2008 01:01:40 +0100
> >> From: [EMAIL PROTECTED]
> >> To: users@tomcat.apache.org
> >> Subject: Problem with JNDI environment entry resources
> >>
> >> Tomcat 6.0.18
> >> java version "1.6.0_06" (sun-java6-jdk on Ubuntu 8.04 i386)
> >>
> >> I'm attempting to create environment entry resources, of type
> >> java.lang.String, within conf/server.xml and access them from web
> >> applications using JNDI. I've created a bare-bones test web app,
> >> jndistring, with the following conf/server.xml configuration:
> >>
> >> server.xml (snipped):
> >> -----------------------------
> >> <Host name="localhost"
> >> appBase="webapps"
> >> unpackWARs="true"
> >> autoDeploy="false"
> >> deployOnStarup="true"
> >> xmlValidation="false"
> >> xmlNamespaceAware="false">
> >>
> >> <Context docBase="jndistring.war"
> >> path="jndistring"
> >> useNaming="true">
> >>
> >> <Environment name="teststring"
> >> value="a test value"
> >> type="java.lang.String"
> >> override="false"
> >> />
> >> </Context>
> >>
> >> </Host>
> >>
> >> For the purpose of this test I've used jsp to access the value of
> >> teststring.
> >>
> >> jndistring.jsp (snipped):
> >> --------------------------------
> >> <%
> >> Context initCtx = new InitialContext();
> >> Context envCtx = (Context) initCtx.lookup("java:comp/env");
> >>
> >> String teststring = (String) envCtx.lookup("teststring");
> >> out.println("teststring: " + teststring);
> >> %>
> >>
> >> Accessing this page throws an exception:
> >> org.apache.jasper.JasperException: An exception occurred processing
> >> JSP page /test.jsp at line 18
> >> 15: Context initCtx = new InitialContext();
> >> 16: Context envCtx = (Context) initCtx.lookup("java:comp/env");
> >> 17:
> >> 18: String teststring = (String) envCtx.lookup("teststring");
> >> 19: out.println("teststring: " + teststring);
> >> 20: %>
> >>
> >> The top frame of the root cause is shown as:
> >> javax.servlet.ServletException: javax.naming.NameNotFoundException:
> >> Name teststring is not bound in this Context
> >>
> >> If I attempt to create an environment entry resource using
> >> <env-entry/> (and sub-elements) within web.xml, then the resource is
> >> created and I can access it!!!
> >>
> >> I've read the "JNDI resources howto", docs regarding the <Host/>,
> >> <Context/> and <Environment/> elements (and others), but don't see
> >> that I have missed anything.
> >>
> >> Can anyone suggest what I might have missed? Has anyone else had
> >> similar problems?
> >>
> >> Thanks,
> >>
> >> Paul.
> >>
> >> ---------------------------------------------------------------------
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> >>
> >
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