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From "Jay Glanville" <jay.glanvi...@naturalconvergence.com>
Subject RE: Problems running pre-compiled JSP classes when in subdirectories
Date Wed, 07 Jan 2004 18:39:08 GMT
Thanks Edson.  I'll try that later this week.

JDG

--
Jay Glanville


> -----Original Message-----
> From: Edson Alves Pereira [mailto:eapereira@panamericano.com.br] 
> Sent: Wednesday, January 07, 2004 12:00 PM
> To: 'Tomcat Users List'
> Subject: RE: Problems running pre-compiled JSP classes when 
> in subdirectories
> 
> 
> 	That´s the answer, you need to specify org.apache as 
> your JSP package. Here´s a example from my build.xml how to use <jspc>
> 
> 	<jspc	srcdir	="${webapp}/jsp"	//Place where 
> JSPC can find
> web.xml
> 		destdir	="${webapp}"		//place where 
> jsp files will
> be created
> 		verbose	="9"
> 		package="org.apache"		//root package
> 		uriroot	="jsp"			// alias that 
> you would use
> for JSP pages
> 		webxml	="${webapp}/WEB-INF/jsp.xml"	// file 
> to manage
> JSP files
> 		classpathref="base-path">
> 		<webapp basedir="${webapp}"/>
> 	</jspc>
> 
> 
> > ----------
> > De: 	Antony Paul[SMTP:antonypaul24@hotmail.com]
> > Responder: 	Tomcat Users List
> > Enviada: 	quarta-feira, 7 de janeiro de 2004 11:13
> > Para: 	Tomcat Users List
> > Assunto: 	Re: Problems running pre-compiled JSP classes when in
> > subdirectories
> > 
> > I think the problem is the compiled source file is not in the 
> > org.apache.jsp package. How to set this in jspc task.
> > 
> > Antony Paul
> > 
> > ----- Original Message -----
> > From: "Antony Paul" <antonypaul24@hotmail.com>
> > To: "Tomcat Users List" <tomcat-user@jakarta.apache.org>
> > Sent: Wednesday, January 07, 2004 7:41 PM
> > Subject: Re: Problems running pre-compiled JSP classes when in 
> > subdirectories
> > 
> > 
> > > exception
> > >
> > > javax.servlet.ServletException: org/apache/jsp/index_jsp (wrong 
> > > name:
> > > index_jsp)
> > > at 
> org.apache.jasper.servlet.JspServlet.service(JspServlet.java:249)
> > > at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
> > >
> > >
> > > java.lang.NoClassDefFoundError: org/apache/jsp/index_jsp (wrong 
> > > name:
> > > index_jsp)
> > > at java.lang.ClassLoader.defineClass0(Native Method)
> > > at java.lang.ClassLoader.defineClass(ClassLoader.java:502)
> > > at java.lang.ClassLoader.defineClass(ClassLoader.java:431)
> > > at
> > 
> org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:215
> > )
> > > at
> > 
> org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:131
> > )
> > >
> > >
> > > Interestingly if the jsp is comiled to servlet using jspc 
> ant task 
> > > and
> > page
> > > is requested through browser then everything
> > > goes fine. If the generated source file is compiled using javac 
> > > target
> > of
> > it
> > > is showing this error.
> > >
> > > Antony Paul
> > > ----- Original Message -----
> > > From: "Edson Alves Pereira" <eapereira@panamericano.com.br>
> > > To: "'Tomcat Users List'" <tomcat-user@jakarta.apache.org>
> > > Sent: Wednesday, January 07, 2004 8:12 PM
> > > Subject: RE: Problems running pre-compiled JSP classes when in 
> > > subdirectories
> > >
> > >
> > > > Show us the exception how it appears to you.
> > > >
> > > > > ----------
> > > > > De: Jay Glanville[SMTP:jay.glanville@naturalconvergence.com]
> > > > > Responder: Tomcat Users List
> > > > > Enviada: quarta-feira, 7 de janeiro de 2004 10:20
> > > > > Para: 'Tomcat Users List'
> > > > > Assunto: Problems running pre-compiled JSP classes when in 
> > > > > subdirectories
> > > > >
> > > > > I originally posted this question back in mid-December, but 
> > > > > without
> > any
> > > > > responses.  In the hopes that someone will have a hit or a 
> > > > > solution,
> > I'm
> > > > > reposting the question again.
> > > > >
> > > > >
> > > > > I'm having a problem when I try to use my pre-compiled JSP 
> > > > > files: I receive a NoClassDefFoundError exception.  
> Here's what 
> > > > > I'm doing ...
> > > > >
> > > > > I have pre-compiled my JSP classes using the JspC plugin from 
> > > > > ant.
> > My
> > > > > files compile without complaint.  However, when I try 
> to access 
> > > > > the files through tomcat, I receive some NoClassDefFoundError
> > exceptions.
> > > > > But these exceptions only occur when I'm accessing 
> JSPs in the 
> > > > > subdirectories off of the web root.
> > > > >
> > > > > Here's my application's background.  I have two files:
> > > > >   <WEBROOT>/index.jsp
> > > > >   <WEBROOT>/dir/index.jsp
> > > > > The contents of the two files are just simple HTML.  I 
> > > > > precompiled
> > the
> > > > > JSP using the JspC ant target, then compiled using javac.  
> > > > > Finally,
> > I
> > > > > created a context pointing the work directory to the 
> location of 
> > > > > my
> > java
> > > > > and class files.  When I tried to access the first file
> > > > > (http://localhost/context/index.jsp) everything went fine.  
> > > > > However, when I tried to access the second file 
> > > > > (http://localhost/context/dir/index.jsp), I received the 
> > > > > NoClassDefFoundError.  The log file looks like this:
> > > > >
> > > > > 2003-12-15 20:11:25 StandardWrapperValve[jsp]: 
> Servlet.service() 
> > > > > for servlet jsp threw exception
> > > > > javax.servlet.ServletException: 
> org/apache/jsp/index_jsp (wrong
> > name:
> > > > > org/apache/jsp/dir/index_jsp)
> > > > > at
> > > > > 
> org.apache.jasper.servlet.JspServlet.service(JspServlet.java:249
> > > > > )
> > > > > at 
> javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
> > > > >         [deleted ...]
> > > > > ----- Root Cause -----
> > > > > java.lang.NoClassDefFoundError: 
> org/apache/jsp/index_jsp (wrong
> > name:
> > > > > org/apache/jsp/dir/index_jsp)
> > > > > at java.lang.ClassLoader.defineClass0(Native Method)
> > > > > at java.lang.ClassLoader.defineClass(ClassLoader.java:537)
> > > > > at java.lang.ClassLoader.defineClass(ClassLoader.java:448)
> > > > > at
> > > > >
> > 
> org.apache.jasper.servlet.JasperLoader.loadClass(JasperLoader.java:215
> > )
> > > > >         [deleted]
> > > > >
> > > > > Now, according to my research on this mailing list, the most
> > frequent
> > > > > reason for a NoClassDef error is capitalization.  
> However, this
> > isn't
> > > > > the case in my situation as the two package names are 
> completely
> > > > > different: org/apache/jsp/index_jsp vs.
> > org/apache/jsp/dir/index_jsp.
> > > > >
> > > > > I'm using Tomcat 4.1.29.
> > > > >
> > > > > Any suggestions on how to alleviate this situation would be 
> > > > > greatly appreciated.
> > > > >
> > > > > Thanks
> > > > >
> > > > > JDG
> > > > >
> > > > > PS: I should also point out that I have tried the recommended 
> > > > > way of precompiling my JSP by converting to servlets
> > > > >
> > 
> (http://jakarta.apache.org/tomcat/tomcat-4.1->
doc/jasper-howto.html#Web
> > %2
> > > > > 0Application%20Compilation).  However, I have a problem with 
> > > > > this
> > > > > method: it makes it that much harder to patch my 
> application.  With
> > the
> > > > > non-servlet approach, I just simply deliver the modified JSP 
> > > > > files.
> > With
> > > > > the servlet approach, I need to deliver the classes, 
> plus ensure
> > that
> > > > > the web.xml is correct (add new entries, remove old 
> ones, modify
> > where
> > > > > needed), plus restart the context.
> > > > >
> > > > >
> > > > >
> > > > >
> > > > > --
> > > > > Jay Glanville
> > > > >
> > > > >
> > > > >
> > > > >
> > 
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> > > >
> > >
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