It is supposed to be supported by something like:
<Context .....>
<Loader className="com.myfirm.mypackage.MyLoader" ... />
</Context>
Never actually tried it myself, however.
"joe user" <[EMAIL PROTECTED]> wrote in message
news:[EMAIL PROTECTED]
> Hello Tomcatters,
>
> I have an unusual question. I have a webapp which
> needs to load its classes from a source other than a
> regular .jar file or a .class file. It needs to get
> them out of some other storage system, such as a
> database. Don't ask me why I need to do this strange
> thing; I have my reasons for it.
>
> I have written a subclass of ClassLoader which does
> this. The question is, how do I get this to work with
> Tomcat? I was looking at the Tomcat source, and it
> looks like all Webapp classes are loaded by
> org.apache.catalina.loader.WebappClassLoader, which is
> a subclass of URLClassLoader. I can easily write a
> subclass of WebappClassLoader which does what I need
> it to do. The question is, how do I get Tomcat to use
> my new subclass instead of the default
> WebappClassLoader itself?
>
> I looked in org.apache.catalina.loader.WebappLoader,
> and see that it picks the webapp class loader by name,
> and it has a method like this:
>
> public void setLoaderClass(String loaderClass) {
> this.loaderClass = loaderClass;
> }
>
> Is there somewhere in the Tomcat config files where I
> could set a string which gets passed to this method?
> Also, if I do make my own subclass of
> WebappClassLoader (call it SecureWebappClassLoader),
> where should that class be put into the Tomcat
> directory structure so that it can get loaded?
>
> Thanks for any advice on this unusual question.
>
>
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