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From Lars Nielsen Lind <...@tidtilforandring.dk>
Subject Re: Upgrade problem (useBean)
Date Tue, 08 Aug 2006 20:40:01 GMT
David Smith skrev:
>
>
> Lars Nielsen Lind wrote:
>
>> David Smith skrev:
>>
>>> Usually you'd know it if it was.  By default it isn't and has to be 
>>> explicitly turned on.  See 
>>> http://tomcat.apache.org/tomcat-5.5-doc/security-manager-howto.html 
>>> for more information.
>>>
>>> Here's a quick and dirty test -- insert a scriptlet in your jsp code 
>>> something like:
>>>
>>> <%
>>>  internet.database.SimpleUseOfConnectionPool myBean = new 
>>> internet.database.SimpleUseOfConnectionPool() ;
>>> %>
>>>
>>> If that works, then I would say jasper is at fault somehow.  If not, 
>>> take a look at the generated exception for the real cause of your 
>>> problem.
>>>
>>> --David
>>>
>>> Lars Nielsen Lind wrote:
>>>
>>>> David Smith skrev:
>>>>
>>>>> This may be something for a bugzilla report, but I looked at the 
>>>>> source of org.apache.jasper.compiler.Generator.  The real 
>>>>> exception generated is eaten in favor of the very unhelpful 
>>>>> message you received.
>>>>> The possible original exceptions may have been one of:
>>>>>
>>>>> java.lang.ClassNotFoundException - the class is not in 
>>>>> WEB-INF/classes/internet/database or a jar in WEB-INF/lib probably 
>>>>> not your issue since it works from jsps located in the webapp's 
>>>>> root directory.
>>>>>
>>>>> java.lang.NoSuchMethodException - if no default constructor was 
>>>>> found, I think you've already said one was present.
>>>>>
>>>>> java.lang.SecurityException - if the security manager is active 
>>>>> and denying access.  Hmmm..... is tomcat running under a security 
>>>>> manager?
>>>>>
>>>>>
>>>>> --David
>>>>>
>>>>>
>>>>> Mark Thomas wrote:
>>>>>
>>>>>> Lars Nielsen Lind wrote:
>>>>>>  
>>>>>>
>>>>>>> Here is the error-report shown in the browser:
>>>>>>>   
>>>>>>
>>>>>>
>>>>>>
>>>>>> The stack trace suggests the class cannot be instantiated. Hmm. Odd.
>>>>>> Can you create a simple test case that reproduces this? You won't
be
>>>>>> able to post a war to the list so feel free to send it to me 
>>>>>> directly.
>>>>>>
>>>>>> Mark
>>>>>>
>>>>>>
>>>>>> ---------------------------------------------------------------------

>>>>>>
>>>>>> To start a new topic, e-mail: users@tomcat.apache.org
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>>>>>>
>>>>>>  
>>>>>>
>>>>>
>>>>>
>>>>> ---------------------------------------------------------------------
>>>>> To start a new topic, e-mail: users@tomcat.apache.org
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>>>>>
>>>>>
>>>> How do I check if Tomcat is running under a security manager?
>>>>
>>>> Lars Nielsen Lind
>>>>
>>>> ---------------------------------------------------------------------
>>>> To start a new topic, e-mail: users@tomcat.apache.org
>>>> To unsubscribe, e-mail: users-unsubscribe@tomcat.apache.org
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>>>>
>>>
>>>
>>> ---------------------------------------------------------------------
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>>>
>>>
>> Ok I have tried to do as you said 
>> (......../webapps/application1/kontakt/kontakt.jsp):
>>
>> <%@ page language="java" contentType="text/html;charset=ISO-8859-1" 
>> pageEncoding="ISO-8859-1" import="java.sql.*, java.io.*, java.util.*, 
>> internet.database.*, internet.log.*" %>
>>
>> <%
>> internet.database.SimpleUseOfConnectionPool myBean = new 
>> internet.database.SimpleUseOfConnectionPool() ;
>> %>
>>
>> And the result is:
>>
>> *type* Exception report
>>
>> *message*
>>
>> *description* _The server encountered an internal error () that 
>> prevented it from fulfilling this request._
>>
>> *exception*
>>
>> org.apache.jasper.JasperException: Unable to compile class for JSP
>>
>> An error occurred at line: 5 in the jsp file: /kontakt.jsp
>> Generated servlet error:
>> internet.database.SimpleUseOfConnectionPool cannot be resolved to a type
>>
>> An error occurred at line: 5 in the jsp file: /kontakt.jsp
>> Generated servlet error:
>> internet.database.SimpleUseOfConnectionPool cannot be resolved to a type
>>
>>
>>     
>> org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:510)

>>
>>     
>> org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:375) 
>>
>>     
>> org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:314)
>>     org.apache.jasper.servlet.JspServlet.service(JspServlet.java:264)
>>     javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
>>
>> *root cause*
>>
>> org.apache.jasper.JasperException: Unable to compile class for JSP
>>
>> An error occurred at line: 5 in the jsp file: /kontakt.jsp
>> Generated servlet error:
>> internet.database.SimpleUseOfConnectionPool cannot be resolved to a type
>>
>> An error occurred at line: 5 in the jsp file: /kontakt.jsp
>> Generated servlet error:
>> internet.database.SimpleUseOfConnectionPool cannot be resolved to a type
>>
>>
>>     
>> org.apache.jasper.compiler.DefaultErrorHandler.javacError(DefaultErrorHandler.java:84)

>>
>>     
>> org.apache.jasper.compiler.ErrorDispatcher.javacError(ErrorDispatcher.java:328) 
>>
>>     
>> org.apache.jasper.compiler.JDTCompiler.generateClass(JDTCompiler.java:414) 
>>
>>     org.apache.jasper.compiler.Compiler.compile(Compiler.java:297)
>>     org.apache.jasper.compiler.Compiler.compile(Compiler.java:276)
>>     org.apache.jasper.compiler.Compiler.compile(Compiler.java:264)
>>     
>> org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:563) 
>>
>>     
>> org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:303) 
>>
>>     
>> org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:314)
>>     org.apache.jasper.servlet.JspServlet.service(JspServlet.java:264)
>>     javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
>>
>> *note* _The full stack trace of the root cause is available in the 
>> Apache Tomcat/5.5.17 logs._
>>
>>
>> And tomcat logs:
>>
>> 2006-08-08 22:01:52 org.apache.catalina.core.StandardWrapperValve invoke
>> SEVERE: Servlet.service() for servlet jsp threw exception
>> org.apache.jasper.JasperException: Unable to compile class for JSP
>>
>> An error occurred at line: 5 in the jsp file: /kontakt.jsp
>> Generated servlet error:
>> internet.database.SimpleUseOfConnectionPool cannot be resolved to a type
>>
>> An error occurred at line: 5 in the jsp file: /kontakt.jsp
>> Generated servlet error:
>> internet.database.SimpleUseOfConnectionPool cannot be resolved to a type
>>
>>
>>    at 
>> org.apache.jasper.compiler.DefaultErrorHandler.javacError(DefaultErrorHandler.java:84)

>>
>>    at 
>> org.apache.jasper.compiler.ErrorDispatcher.javacError(ErrorDispatcher.java:328) 
>>
>>    at 
>> org.apache.jasper.compiler.JDTCompiler.generateClass(JDTCompiler.java:414) 
>>
>>    at org.apache.jasper.compiler.Compiler.compile(Compiler.java:297)
>>    at org.apache.jasper.compiler.Compiler.compile(Compiler.java:276)
>>    at org.apache.jasper.compiler.Compiler.compile(Compiler.java:264)
>>    at 
>> org.apache.jasper.JspCompilationContext.compile(JspCompilationContext.java:563) 
>>
>>    at 
>> org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:303) 
>>
>>    at 
>> org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:314)
>>    at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:264)
>>    at javax.servlet.http.HttpServlet.service(HttpServlet.java:802)
>>    at 
>> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)

>>
>>    at 
>> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)

>>
>>    at 
>> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)

>>
>>    at 
>> org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178)

>>
>>    at 
>> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126) 
>>
>>    at 
>> org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105) 
>>
>>    at 
>> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)

>>
>>    at 
>> org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148) 
>>
>>    at 
>> org.apache.jk.server.JkCoyoteHandler.invoke(JkCoyoteHandler.java:199)
>>    at 
>> org.apache.jk.common.HandlerRequest.invoke(HandlerRequest.java:282)
>>    at org.apache.jk.common.ChannelSocket.invoke(ChannelSocket.java:754)
>>    at 
>> org.apache.jk.common.ChannelSocket.processConnection(ChannelSocket.java:684) 
>>
>>    at 
>> org.apache.jk.common.ChannelSocket$SocketConnection.runIt(ChannelSocket.java:876)

>>
>>    at 
>> org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:684)

>>
>>    at java.lang.Thread.run(Thread.java:595)
>>
>> Lars Nielsen Lind
>>
>>
>
> Ok.  Any and all references to this problem indicate your class cannot 
> be found.  I'm curious since I don't remember seeing an answer in this 
> thread -- where exactly is SimpleUseOfConnectionPool.class?  Can you 
> give the full path from $CATALINA_HOME down?
>
> --David
>
> ---------------------------------------------------------------------
> To start a new topic, e-mail: users@tomcat.apache.org
> To unsubscribe, e-mail: users-unsubscribe@tomcat.apache.org
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>
>
/opt/apache-tomcat-5.5.17/webapps/application1/WEB-INF/classes/internet/database/SimpleUseOfConnectionPool.class

Lars Nielsen Lind



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