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From micael <caraun...@harbornet.com>
Subject RE: DBCP Woes!
Date Wed, 30 Oct 2002 01:08:48 GMT
Write a class to see whether or not jdbc is bound in the context.  It 
probably isn't.

At 05:15 PM 10/29/2002 -0800, you wrote:
>My setup?  I'm using MySQL 3.23 and the latest version of (don't recall the
>number) Connector/J for my driver.  This is of course all sitting inside
>tomcat 4.0.4.  I have manually installed the DBCP, collections and whatever
>other support classes I needed for DBCP.
>
>I have configured DBCP via my server.xml file as such (below).  When I was
>recieving the error from (org.hsql) that was because I was also attempting
>to creating a reference to the resource within my web.xml file.  I have
>since removed it and that error has ceased.  The error I am currently
>experiencing (javax.naming.NameNotFoundException: Name jdbc is not bound in
>this Context) was happening last night.  *Seemed* to spontaneously got away,
>then this morning I loaded a few classes and rebooted and it started again.
>I have since removed those classes but the error is persisting.
>
>Its worth noting that I can still obtain connections directly through JDBC,
>without the use of DBCP, no problem.
>
>Please let me know if you can think of anything!!!!
>
>Thanks!
>Neal
>
>
><Context path="" docBase="" debug="5">
>
>           <Logger className="org.apache.catalina.logger.FileLogger"
>                 directory="logs"  prefix="dbcp_" suffix=".log" 
> timestamp="true" />
>
>           <Resource name="jdbc/hotel" auth="Container" 
> type="javax.sql.DataSource"
>/>
>           <ResourceParams name="jdbc/hotel">
>             <parameter>
>               <name>factory</name>
>               <value>org.apache.commons.dbcp.BasicDataSourceFactory</value>
>             </parameter>
>             <parameter>
>               <name>maxActive</name>
>               <value>100</value>
>             </parameter>
>             <parameter>
>               <name>maxIdle</name>
>               <value>30000</value>
>             </parameter>
>             <parameter>
>               <name>maxWait</name>
>               <value>100</value>
>             </parameter>
>             <parameter>
>              <name>username</name>
>              <value>xxxxx</value>
>             </parameter>
>             <parameter>
>              <name>password</name>
>              <value>xxxxx</value>
>             </parameter>
>             <parameter>
>                <name>driverClassName</name>
>                <value>com.mysql.jdbc.Driver</value>
>             </parameter>
>             <parameter>
>               <name>url</name>
>               <value>jdbc:mysql:///hotel</value>
>             </parameter>
><!--
>             <parameter>
>                 <name>removeAbandoned</name>
>                 <value>true</value>
>             </parameter>
>             <parameter>
>                 <name>removeAbandonedTimeout</name>
>                 <value>30</value>
>             </parameter>
>             <parameter>
>                 <name>logAbandoned</name>
>                 <value>true</value>
>             </parameter>
>-->
>           </ResourceParams>
>
>         </Context>
>
>-----Original Message-----
>From: micael [mailto:caraunltd@harbornet.com]
>Sent: Tuesday, October 29, 2002 4:06 PM
>To: Tomcat Users List
>Subject: RE: DBCP Woes!
>
>
>I don't know your setup at all, neal, but this is a hypersonic database
>reference.  What is your setup?
>
>At 04:31 PM 10/29/2002 -0800, you wrote:
> >I considered poolman but it doesn't look like its supported or even
> >available from the website to download anymore.  Is this the case?  I have
> >heard good things about it.
> >
> >Don't suppose you understand this JDBC conext binding error, do you?
> >
> >Thanks.
> >Neal
> >
> >
> >-----Original Message-----
> >From: Mike Jackson [mailto:mjackson@cdi-hq.com]
> >Sent: Tuesday, October 29, 2002 3:25 PM
> >To: Tomcat Users List
> >Subject: RE: DBCP Woes!
> >
> >
> >Poolman works nicely, I have little to no problems with it.  Then again
> >I haven't used DBCP.  But you'd still have had the exhasted connections
> >problem with poolman.
> >
> >--mikej
> >-=-----
> >mike jackson
> >mjackson@cdi-hq.com
> >
> > > -----Original Message-----
> > > From: neal [mailto:nealcabage@yahoo.com]
> > > Sent: Tuesday, October 29, 2002 4:22 PM
> > > To: Tomcat Users List
> > > Subject: RE: DBCP Woes!
> > >
> > >
> > > Now I have some other strange error related to accessing my
> > > database.  Ever
> > > since I started messing with thsi stuff my conneciton to my dB has been
> > > flakey at best.  Sometimes it works ... sometimes it doesn't.
> > >
> > > javax.naming.NamingException: Exception creating DataSource:
> > > org.hsql.jdbcDriver
> > >
> > > I don't even know where this class is defined or called!!!
> > >
> > > >:(
> > >
> > > Neal
> > >
> > >
> > >
> > >
> > > Still having DBCP problems.
> > >
> > > I ensured that all my connections, statements, and resulset objects
> > > are being properly released when using DBCP for connection pooling. I've
> > > enabled recoverAbandoned. It seems that yes I did have some
> > > connection pool
> > > leaking,
> > > but that has since been resolved.  But I still get this message
> > > (along with
> > > a
> > > failure) from time to time.  Does anyone know why?
> > >
> > > javax.naming.NameNotFoundException: Name jdbc is not bound in this
>Context
> > >
> > > This is a different message than I was getting when I was having
>problems
> > > with the DBCP pool being exhausted.
> > >
> > > Thanks!
> > > Neal
> > >
> > >
> > > --
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>
>Micael
>
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Micael

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