I believe that you have to package your class ie boots.PVDatabase
 
as I recall unpackaged classes are not valid
 
John

-----Original Message-----
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] 
Sent: Tuesday, December 09, 2003 9:42 AM
To: [EMAIL PROTECTED]
Subject: Tomcat error while using a class with JSP!




Hi All, 

       I am new to Tomcat so I would really appreciate if somebody could
help me in this. 

I have Tomcat 4.1.29 installed on my windows 2000 machine. At the  same
level as examples is in Tomcat path, I've created a directory called
boots(this is my application directory.) and have a index.jsp under
boots and a class called PVDatabase.class under C:\Program Files\Apache
Group\Tomcat 4.1\webapps\boots\WEB-INF\classes directory where
C:\Program Files\Apache Group\Tomcat 4.1 is my CATALINA_HOME variable.

   I have modified server.xml to include the context boots there.  When
I try to call this class from my index.jsp it gives me the following
error.


org.apache.jasper.JasperException: Unable to compile class for JSP 

An error occurred at line: 2 in the jsp file: /index.jsp 

Generated servlet error: 
    [javac] Compiling 1 source file 

C:\Program Files\Apache Group\Tomcat
4.1\work\Standalone\localhost\boots\index_jsp.java:44: cannot resolve
symbol 
symbol  : class PVDatabase 
location: class org.apache.jsp.index_jsp 
      PVDatabase PV1 = null; 
      ^ 



An error occurred at line: 2 in the jsp file: /index.jsp 

Generated servlet error: 
C:\Program Files\Apache Group\Tomcat
4.1\work\Standalone\localhost\boots\index_jsp.java:46: cannot resolve
symbol 
symbol  : class PVDatabase 
location: class org.apache.jsp.index_jsp 
        PV1 = (PVDatabase) pageContext.getAttribute("PV1",
PageContext.PAGE_SCOPE); 
               ^ 



An error occurred at line: 2 in the jsp file: /index.jsp 

Generated servlet error: 
C:\Program Files\Apache Group\Tomcat
4.1\work\Standalone\localhost\boots\index_jsp.java:49: cannot resolve
symbol 
symbol  : class PVDatabase 
location: class org.apache.jsp.index_jsp 
            PV1 = (PVDatabase)
java.beans.Beans.instantiate(this.getClass().getClassLoader(),
"PVDatabase"); 
                   ^ 
3 errors 


        at
org.apache.jasper.compiler.DefaultErrorHandler.javacError(DefaultErrorHa
ndler.java:130) 
        at
org.apache.jasper.compiler.ErrorDispatcher.javacError(ErrorDispatcher.ja
va:293) 
        at
org.apache.jasper.compiler.Compiler.generateClass(Compiler.java:353) 
        at
org.apache.jasper.compiler.Compiler.compile(Compiler.java:370) 
        at
org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.ja
va:473) 
        at
org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.ja
va:190) 
        at
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:295)

        at
org.apache.jasper.servlet.JspServlet.service(JspServlet.java:241) 
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) 
        at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Applica
tionFilterChain.java:247) 
        at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilt
erChain.java:193) 
        at
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValv
e.java:256) 
        at
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.i
nvokeNext(StandardPipeline.java:643) 
        at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:4
80) 
        at
org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995) 
        at
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValv
e.java:191) 
        at
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.i
nvokeNext(StandardPipeline.java:643) 
        at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:4
80) 
        at
org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995) 
        at
org.apache.catalina.core.StandardContext.invoke(StandardContext.java:241
7) 
        at
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java
:180) 
        at
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.i
nvokeNext(StandardPipeline.java:643) 
        at
org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherVa
lve.java:171) 
        at
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.i
nvokeNext(StandardPipeline.java:641) 
        at
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java
:172) 
        at
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.i
nvokeNext(StandardPipeline.java:641) 
        at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:4
80) 
        at
org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995) 
        at
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.
java:174) 
        at
org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.i
nvokeNext(StandardPipeline.java:643) 
        at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:4
80) 
        at
org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995) 
        at
org.apache.coyote.tomcat4.CoyoteAdapter.service(CoyoteAdapter.java:193) 
        at
org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:78
1) 
        at
org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processC
onnection(Http11Protocol.java:549) 
        at
org.apache.tomcat.util.net.TcpWorkerThread.runIt(PoolTcpEndpoint.java:58
9) 
        at
org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool
.java:666) 
        at java.lang.Thread.run(Thread.java:536) 




   I am not really sure as what am I missing here in configuration. I'm
sending my server.xml and index.jsp with this mail..

Looking forward to hear from you very soon. 

Thanks & Regards, 


Divya 
<<server.xml>> <<index.jsp>> 

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