Hi.

Thats nothing to do with struts. You haven't placed your mysql driver in
the tomcat directory e.g. $CATALINA_BASE/shared/lib. So Struts cannot
initializing the datasource object.

Manfred

Deep Chand schrieb:

>Hi,
>I'm kind of new to struts and/or web technologies. I'm trying to
>configure mysql database for my struts appln using Tomcat. I'm getting
>the following exception:
>
>Initializing application data source org.apache.struts.action.DATA_SOURCE
>org.apache.commons.dbcp.SQLNestedException: Cannot create JDBC driver
>of class '' for connect URL
>'jdbc:mysql://localhost:3306/javatest?autoReconnect=true', cause:
>java.sql.SQLException: No suitable driver
>       at java.sql.DriverManager.getDriver(DriverManager.java:243)
>       at 
> org.apache.commons.dbcp.BasicDataSource.createDataSource(BasicDataSource.java:743)
>       at 
> org.apache.commons.dbcp.BasicDataSource.setLogWriter(BasicDataSource.java:576)
>       at 
> org.apache.struts.action.ActionServlet.initModuleDataSources(ActionServlet.java:1087)
>       at org.apache.struts.action.ActionServlet.init(ActionServlet.java:472)
>       at javax.servlet.GenericServlet.init(GenericServlet.java:256)
>       at 
> org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:935)
>       at 
> org.apache.catalina.core.StandardWrapper.load(StandardWrapper.java:823)
>       at 
> org.apache.catalina.core.StandardContext.loadOnStartup(StandardContext.java:3427)
>       at 
> org.apache.catalina.core.StandardContext.start(StandardContext.java:3628)
>       at 
> org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:821)
>       at 
> org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:807)
>       at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:595)
>       at 
> org.apache.catalina.core.StandardHostDeployer.install(StandardHostDeployer.java:307)
>       at org.apache.catalina.core.StandardHost.install(StandardHost.java:788)
>       at 
> org.apache.catalina.startup.HostConfig.deployDirectories(HostConfig.java:559)
>       at 
> org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:401)
>       at org.apache.catalina.startup.HostConfig.start(HostConfig.java:718)
>       at 
> org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:358)
>       at 
> org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:166)
>       at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1196)
>       at org.apache.catalina.core.StandardHost.start(StandardHost.java:754)
>       at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1188)
>       at 
> org.apache.catalina.core.StandardEngine.start(StandardEngine.java:363)
>       at 
> org.apache.catalina.core.StandardService.start(StandardService.java:497)
>       at 
> org.apache.catalina.core.StandardServer.start(StandardServer.java:2190)
>       at org.apache.catalina.startup.Catalina.start(Catalina.java:512)
>       at org.apache.catalina.startup.Catalina.execute(Catalina.java:400)
>       at org.apache.catalina.startup.Catalina.process(Catalina.java:180)
>       at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
>       at 
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
>       at 
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>       at java.lang.reflect.Method.invoke(Method.java:324)
>       at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:203)
>
>I've put the following in struts-config.xml. Do I need to add
>something to server.xml and web.xml too?
>
><data-source type="org.apache.commons.dbcp.BasicDataSource">
><set-property property="password" value="javadude" />
><set-property property="user" value="javauser" />
><set-property property="driverClass" value="com.mysql.jdbc.Driver" />
><set-property property="description" value=" Database" />
><set-property property="url"
>value="jdbc:mysql://localhost:3306/javatest?autoReconnect=true" />
><set-property property="readOnly" value="false" />
><set-property property="autoCommit" value="false" />
><set-property property="validationQuery" value="SELECT COUNT(*) FROM author" />
></data-source>
>
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>  
>


-- 
===========================================
Dipl.-Inf. Manfred Wolff
Software Engineer
-------------------------------------------
http://www.manfred-wolff.de
http://www.struts-it.org
http://www.unartigen.de
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