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From Martin Gainty <mgai...@hotmail.com>
Subject RE: sessions lost after redeploy
Date Tue, 10 Feb 2009 03:59:12 GMT

http://en.wikipedia.org/wiki/Serialization
try ..implements Serializable

debug with Log4j..here is a good tutorial
Logger barlogger = Logger.getLogger("com.foo.Bar");

   // This request is enabled, because WARN >= INFO.
   logger.warn("Low fuel level.");

   // This request is disabled, because DEBUG < INFO.
   logger.debug("Starting search for nearest gas station.");
http://logging.apache.org/log4j/1.2/manual.html

Martin 
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> Date: Mon, 9 Feb 2009 19:39:50 -0500
> From: chris@christopherschultz.net
> To: users@tomcat.apache.org
> Subject: Re: sessions lost after redeploy
> 
> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
> 
> Robert,
> 
> J Robert Ray wrote:
> > I don't see anything relevant in the logs. My session consists of a
> > single value, a Byte[], so I shouldn't have a problem with
> > unserializable data. Besides, it reloads properly across a tomcat
> > restart.
> 
> Yeah, that should work.
> 
> > Do you have an app that preserves sessions through a redeploy?
> 
> I have several of them, in fact, though they all happen to be TC 5.5
> installs. I can even redeploy the same webapp and have the sessions
> persist across the server restart or webapp reload.
> 
> I'm not sure what the best way is to get debugging output from that
> component.
> 
> - -chris
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> 
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