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From Romain Manni-Bucau <>
Subject Re: @Deprecated setParentClassLoader(ClassLoader pcl)
Date Thu, 03 Apr 2014 21:34:11 GMT
well actually can be a link with cxf. Just trying to see it ATM and
just saw the behavior you describe. Will come back if I find something
wrong due to tomcat otherwise just assume it was a wrong cxf setup and
sorry me to have sent this mail a bit too early.
Romain Manni-Bucau
Twitter: @rmannibucau

2014-04-03 23:31 GMT+02:00 Mark Thomas <>:
> On 03/04/2014 18:31, Romain Manni-Bucau wrote:
>> Hi guys,
>> just saw setParentClassLoader is deprecated on WebAppClassloader.
>> Comment is "not used in tomcat 8".
>> The question is: how does tomcat handle reloading. With tomcat 7.0.53
>> impl when reload is hit parent loader is set to null and once
>> restarted the loader is quite broken.
> "loader" and "class loader" are different. The Context has a reference
> to a Loader instance which in turn has a reference to a
> WebappClassLoader instance. You need to be precise about your language
> so others can understand the point you are trying to make.
> There is no parent "loader". I assume you mean the parent field of the
> WebappClassLoader which is an instance of ClassLoader.
> When a web application is reloaded, the old WebappClassLoader instance
> is thrown away when Context is stopped and a new instance created when
> the Context is re-started. The old instance should not be used once the
> Context has been stopped so the fact that WebappClassLoader.parent is
> set to null during stop() should be irrelevant.
>> Does tomcat 8 handles it recreating the loader?
> It isn't clear what you mean by the above question. Broadly, Tomcat 8
> behaves the same way as Tomcat 7.
>> Will tomcat 7.0.53 be
>> fixed for this usage (wtp uses it for instance)?
> What usage? It isn't at all clear what you think is broken. If reloading
> in general was broken I'd expect to see a lot of complaints on the users
> list.
> Mark
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