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  1.  Home
  2. JAVA400-L
  3. August 2005

Re: JVM and activation groups in OS/400

Dan Feather wrote:
> 
>         I think you will probably want to switch the order of those
> operations... call a CL to set the CLASSPATH environment variable to
> what you need it to be for your job, then start your JVM and it should
> use that classpath.
> 
>         Can you switch the classpath of a JVM while it is running? I
> don't think you can... maybe I am wrong.
> 

Dan, you're right.  You can't switch the classpath after the JVM has
started.

I think you could dynamically load the classes using your own class
loader, but I haven't experimented with that yet. 
http://java.sun.com/j2se/1.4.2/docs/api/java/lang/ClassLoader.html

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