Bill,
Do you have any symbolic links or aliases in your Tomcat classpath or your webapp
classpaths? Or is there any reason why a classpath may contain a "../" element?
This might explain a classloading failure.
Stuart.
On Wednesday, December 20, 2000, at 11:59 PM, Bill Pfeiffer wrote:
> Classpath is not set (ie set to empty) when starting Tomcat. My web app
> does include some jars, none of which should clash with Tomcat.
>
> Any other ideas on what to start looking for in terms of a clash?. The
> class in question appears to be one of my own in the WEB-INF/class
> directory.
>
> Thanks,
>
> Bill Pfeiffer
>
> ----- Original Message -----
> From: "Kitching Simon" <[EMAIL PROTECTED]>
> To: <[EMAIL PROTECTED]>
> Sent: Wednesday, December 20, 2000 6:06 AM
> Subject: RE: sealing violation in 4.0m5
>
>
> > Hi Bill.
> >
> > I believe a "sealing violation" is when a class which was loaded under one
> > classloader tries to call a class loaded under a different classloader, in
> > circumstances where this isn't allowed.
> >
> > I suggest that the problem is therefore something to do with classpaths,
> > ie your classpath includes some files it shouldn't. The result
> > is that tomcat is expecting code to be loaded by a particular classloader,
> > but because it is in the classpath, it has already been loaded by the
> > system class loader.
> >
> > Hope this helps,
> >
> > Simon
> >
> > > -----Original Message-----
> > > From: Bill Pfeiffer [SMTP:[EMAIL PROTECTED]]
> > > Sent: Wednesday, December 20, 2000 6:06 AM
> > > To: Tomcat
> > > Subject: sealing violation in 4.0m5
> > >
> > > Trying to port my 3.2 app to 4.0. One simple page works, but the main
> > > page
> > > of my app yeilds the exception below. Any idea what a "sealing
> violation'
> > > is? Sounds like a security issue.
> > >
> > > Ideas?
> > >
> > > TIA,
> > >
> > > Bill Pfeiffer
> > >
> > > A Servlet Exception Has Occurred
> > > Exception Report:
> > > javax.servlet.ServletException: Servlet.init() for servlet OasisCommand
> > > threw exception
> > > at
> > > org.apache.catalina.core.StandardWrapper.load(StandardWrapper.java:774)
> > > at
> > >
> org.apache.catalina.core.StandardWrapper.allocate(StandardWrapper.java:544
> > > )
> > > at
> > >
> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.
> > > ja
> > > va:227)
> > > at
> org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:977)
> > > at
> > >
> org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.
> > > ja
> > > va:196)
> > > at
> org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:977)
> > > at
> > >
> org.apache.catalina.core.StandardContext.invoke(StandardContext.java:2038)
> > > at
> > >
> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:1
> > > 61
> > > )
> > > at org.apache.catalina.valves.ValveBase.invokeNext(ValveBase.java:242)
> > > at
> > >
> org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:414)
> > > at
> org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:975)
> > > at
> > >
> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.ja
> > > va
> > > :159)
> > > at
> org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:977)
> > > at
> > >
> org.apache.catalina.connector.http.HttpProcessor.process(HttpProcessor.jav
> > > a:
> > > 811)
> > > at
> > >
> org.apache.catalina.connector.http.HttpProcessor.run(HttpProcessor.java:89
> > > 0)
> > > at java.lang.Thread.run(Thread.java:484)
> > >
> > > Root Cause:
> > > java.lang.SecurityException: sealing violation
> > > at java.net.URLClassLoader.defineClass(URLClassLoader.java:234)
> > > at java.net.URLClassLoader.access$100(URLClassLoader.java:56)
> > > at java.net.URLClassLoader$1.run(URLClassLoader.java:195)
> > > at java.security.AccessController.doPrivileged(Native Method)
> > > at java.net.URLClassLoader.findClass(URLClassLoader.java:188)
> > > at
> > >
> org.apache.catalina.loader.StandardClassLoader.findClass(StandardClassLoad
> > > er
> > > .java:648)
> > > at
> > >
> org.apache.catalina.loader.StandardClassLoader.loadClass(StandardClassLoad
> > > er
> > > .java:987)
> > > at
> > >
> org.apache.catalina.loader.StandardClassLoader.loadClass(StandardClassLoad
> > > er
> > > .java:906)
> > > at java.lang.ClassLoader.loadClassInternal(ClassLoader.java:313)
> > > at
> > >
> com.pdma.oasis.servlets.OasisCommandServlet.initCommands(OasisCommandServl
> > > et
> > > .java:94)
> > > at
> > >
> com.pdma.oasis.servlets.OasisCommandServlet.init(OasisCommandServlet.java:
> > > 27
> > > )
> > > at
> > > org.apache.catalina.core.StandardWrapper.load(StandardWrapper.java:755)
> > > at
> > >
> org.apache.catalina.core.StandardWrapper.allocate(StandardWrapper.java:544
> > > )
> > > at
> > >
> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.
> > > ja
> > > va:227)
> > > at
> org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:977)
> > > at
> > >
> org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.
> > > ja
> > > va:196)
> > > at
> org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:977)
> > > at
> > >
> org.apache.catalina.core.StandardContext.invoke(StandardContext.java:2038)
> > > at
> > >
> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:1
> > > 61
> > > )
> > > at org.apache.catalina.valves.ValveBase.invokeNext(ValveBase.java:242)
> > > at
> > >
> org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:414)
> > > at
> org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:975)
> > > at
> > >
> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.ja
> > > va
> > > :159)
> > > at
> org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:977)
> > > at
> > >
> org.apache.catalina.connector.http.HttpProcessor.process(HttpProcessor.jav
> > > a:
> > > 811)
> > > at
> > >
> org.apache.catalina.connector.http.HttpProcessor.run(HttpProcessor.java:89
> > > 0)
> > > at java.lang.Thread.run(Thread.java:484)
> > >
> >
>
>
-------------------------------------------------------------------------
Stuart Roebuck [EMAIL PROTECTED]
Lead Developer Mac OS X, Java, XML, etc.
ADOLOS http://www.adolos.com/
