On 14/10/2014 05:52, Rajeev Singh wrote:
> Hi,
> Environment: Redhat Linux
> Tomcat: Version 6.0
> 
> I'm getting exception like
> javax.naming.NamingException: Resource 
> /WEB-INF/classes/META-INF/services/com.sun.org.apache.xml.internal.dtm.DTMManager
>  not found
> 
> javax.naming.NamingException: Resource 
> /WEB-INF/classes/net/sourceforge/jtds/jdbc/Driver.class not found
> 
> in lookup method of org.apache.naming.resources.ProxyDirContext.
> 
> In my application this isn't causing a logic issue, but this bug is 
> manifesting as a notable performance problem. Every time a bad path is passed 
> into the ProxyDirContext it's actually causing quite a lot of 
> NamingExceptions to be thrown as it tries alternative paths (see 
> BaseDirContext.lookup). All of these exceptions are swallowed but what I'm 
> seeing is that this is happening many times over the course of a request as 
> my application is looking up different resources, and the time it takes to 
> build all of these swallowed NamingExceptions has become significant.
> 
> The path where the tomcat tries to search the resource doesn't exists. I 
> tried searching the configuration files in conf folder of Tomcat but nowhere 
> this type  of path  is mentioned.
> Any help/pointer on how tomcat figures out resource path will be of great 
> help.

https://issues.apache.org/bugzilla/show_bug.cgi?id=56771

Mark

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