RE: java.lang.InstantiationException: Unknown JDBC driver: com.my sql. jdb

[Sonu Vijay <so...@yahoo.com>]

Try using the older mysql jdbc driver located in the
same jar and see if that works. There was a post in
the list several days ago with similar issue and it
was resolved by using the latest versions of the
dependency jars.

--- Truyen Vu <tv...@seattle.telecomsys.com> wrote:
> No, I'm running Ant from the DOS window.
> 
> -----Original Message-----
> From: Sonu Vijay [mailto:sonupv@yahoo.com]
> Sent: Friday, December 19, 2003 3:25 PM
> To: Apache Torque Users List
> Subject: Re: java.lang.InstantiationException:
> Unknown JDBC driver:
> com.mysql. jdb
> 
> 
> Are u running the Ant from within an IDE ? If yes
> then
> try adding the Driver jar to the classpath of the
> IDE
> or the project in the IDE.
> 
> 
> 
> --- Truyen Vu <tv...@seattle.telecomsys.com> wrote:
> > I'm new to Torque and trying out the bookstore
> > tutorial. I got the bookstore
> > project to compile, build the database and create
> > the tables, but failed to
> > run the Bookstore app. Below is the error. I also
> > include the
> > build-torque.xml for reference. It appears that
> Ant
> > is having problem
> > finding com.mysql.jdb.Driver from
> > mysql-connector-java-3.0.9-stable-bin.jar
> > which I'd already defined in the classpath.
> > 
> > thank you very much for your help.
> > 
> > ========== build-torque.xml ==============
> >   <path id="run-classpath">
> >     <fileset dir="${torque.lib.dir}">
> >       <include
> >
>
name="**/mysql-connector-java-3.0.9-stable-bin.jar"/>
> >       <include name="**/stratum-1.0-b3.jar"/>
> >       <include name="**/commons-lang-1.0.1.jar"/>
> >       <include
> >
>
name="**/commons-configuration-1.0-dev-3.20030607.194155.jar"/>
> >       <include
> name="**/commons-logging-1.0.3.jar"/>
> >       <include
> > name="**/village-2.0-dev-20030825.jar"/>
> >     </fileset>
> > 	<fileset dir="C:\torque-3.1\lib">
> >       <include name="**/torque-3.1.jar"/>
> >     </fileset>
> >   </path>
> > 
> > 	<target name="run" description="run the Bookstore
> > example">
> > 		<echo
> >
>
message="+------------------------------------------+"/>
> > 		<echo message="|
> > |"/>
> > 		<echo message="| Running Bookstore 	        
> |"/>
> > 		<echo message="|
> > |"/>
> > 		<echo
> >
>
message="+------------------------------------------+"/>
> > 		<java classname="com.kazmier.om.Bookstore"
> > 			classpath="C:\torque-gen-3.1\bin\classes"
> > 			fork="true">
> > 			<classpath refid="run-classpath"/> 
> > 			
> > 		</java>
> > 	</target>
> > 
> > =============== error
> > ===============================
> > 
> > C:\torque-gen-3.1>ant -f build-torque.xml run
> > Buildfile: build-torque.xml
> > 
> > run:
> >      [echo]
> > +------------------------------------------+
> >      [echo] |                                     
>  
> >   |
> >      [echo] | Running Bookstore         |
> >      [echo] |                                     
>  
> >   |
> >      [echo]
> > +------------------------------------------+
> >      [java] Dec 19, 2003 11:49:38 AM
> > org.apache.torque.TorqueInstance
> > initAdapte
> > rs
> >      [java] WARNING: Databases defined but no
> > adapter configurations found!
> >      [java] Dec 19, 2003 11:49:38 AM
> > org.apache.torque.oid.IDBroker <init>
> >      [java] WARNING: IDBroker is being used with
> db
> > 'bookstore', which does
> > not
> > support transactions. IDBroker attempts to use
> > transactions to limit the
> > possibi
> > lity of duplicate key generation.  Without
> > transactions, duplicate key
> > generatio
> > n is possible if multiple JVMs are used or other
> > means are used to write to
> > the
> > database.
> >      [java] Dec 19, 2003 11:49:38 AM
> > org.apache.torque.util.BasePeer
> > getMapBuild
> > er
> >      [java] SEVERE: BasePeer.MapBuilder failed
> > trying to instantiate:
> > com.kazmie
> > r.om.map.PublisherMapBuilder
> >      [java] java.lang.InstantiationException:
> > Unknown JDBC driver:
> > com.mysql.jdb
> > c.Driver: Check your configuration file
> >      [java]     at
> >
>
org.apache.torque.adapter.DBFactory.create(DBFactory.java:161
> > )
> >      [java]     at
> >
>
org.apache.torque.TorqueInstance.initDatabaseMap(TorqueInstan
> > ce.java:647)
> >      [java]     at
> >
>
org.apache.torque.TorqueInstance.getDatabaseMap(TorqueInstanc
> > e.java:616)
> >      [java]     at
> >
>
org.apache.torque.Torque.getDatabaseMap(Torque.java:269)
> >      [java]     at
> >
>
com.kazmier.om.map.PublisherMapBuilder.doBuild(PublisherMapBu
> > ilder.java:60)
> >      [java]     at
> >
>
org.apache.torque.util.BasePeer.getMapBuilder(BasePeer.java:2
> > 125)
> >      [java]     at
> >
>
com.kazmier.om.BasePublisherPeer.<clinit>(BasePublisherPeer.j
> > ava:74)
> >      [java]     at
> >
>
com.kazmier.om.BasePublisher.<clinit>(BasePublisher.java:36)
> >      [java]     at
> > com.kazmier.om.Bookstore.main(Bookstore.java:25)
> >      [java] rethrown as
> > org.apache.torque.TorqueException: Unknown JDBC
> > driver:
> > com.mysql.jdbc.Driver: Check your configuration
> file
> >      [java]     at
> >
>
org.apache.torque.TorqueInstance.initDatabaseMap(TorqueInstan
> > ce.java:657)
> >      [java]     at
> >
>
org.apache.torque.TorqueInstance.getDatabaseMap(TorqueInstanc
> > e.java:616)
> >      [java]     at
> >
>
org.apache.torque.Torque.getDatabaseMap(Torque.java:269)
> >      [java]     at
> >
>
com.kazmier.om.map.PublisherMapBuilder.doBuild(PublisherMapBu
> > ilder.java:60)
> >      [java]     at
> >
>
org.apache.torque.util.BasePeer.getMapBuilder(BasePeer.java:2
> > 125)
> >      [java]     at
> >
>
com.kazmier.om.BasePublisherPeer.<clinit>(BasePublisherPeer.j
> > ava:74)
> >      [java]     at
> >
>
com.kazmier.om.BasePublisher.<clinit>(BasePublisher.java:36)
> >      [java]     at
> > com.kazmier.om.Bookstore.main(Bookstore.java:25)
> >      [java] Caused by:
> > java.lang.InstantiationException: Unknown JDBC
> > driver: co
> > m.mysql.jdbc.Driver: Check your configuration file
> >      [java]     at
> >
> 
=== message truncated ===


__________________________________
Do you Yahoo!?
Free Pop-Up Blocker - Get it now
http://companion.yahoo.com/

---------------------------------------------------------------------
To unsubscribe, e-mail: torque-user-unsubscribe@db.apache.org
For additional commands, e-mail: torque-user-help@db.apache.org