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From Michael Stover <mstov...@apache.org>
Subject Re: TCP session
Date Thu, 21 Jul 2005 17:00:18 GMT
There is a tree traverser that knows how to search for all objects of a
certain type.  So, that provides a very convenient way to find all the
ThreadListeners.

-Mike

On Thu, 2005-07-21 at 16:44 +0100, sebb wrote:
> Oops, that's my fault - I implemented it over a year ago, and promptly
> forgot about it ...
> 
> Obviously I thought it was useful at the time, but I did not consider
> the effect on test startup/shutdown.
> 
> Looking at it again now, I suppose the cloneTree method could check
> for the appropriate interface and save the appropriate objects in a
> collection associated with the thread, and use that collection to
> invoke the threadStarted/Finished methods.
> 
> Simply changing the existing code to check if the interface was
> implemented before calling the method would probably just increase the
> work done.
> 
> S.
> On 21/07/05, Michael Stover <mstover1@apache.org> wrote:
> > Well, I was a little surprised to discover this method is a part of
> > every TestElement. That seems like overkill, and maybe it would be more
> > appropriate for it to be a separate interface that any element can
> > implement.  If every Test Element object instance in a test has to have
> > it's "threadFinished()" method called, I can see that slowing down test
> > shutdown on large tests.
> > 
> > -Mike
> > 
> > On Thu, 2005-07-21 at 15:44 +0100, sebb wrote:
> > > That's a lot simpler - don't know how I managed to miss that one.
> > >
> > > S.
> > > On 21/07/05, Michael Stover <mstover1@apache.org> wrote:
> > > > On Thu, 2005-07-21 at 15:17 +0100, sebb wrote:
> > > > > On 21/07/05, Michael Stover <mstover1@apache.org> wrote:
> > > > > > JMeter has a global namespace and thread-specific namespaces.
 Seems to
> > > > > > me you would want to store your socket in the thread-specific
namespace,
> > > > > > and any TCP Sampler can retrieve it from there.  Each one should
also be
> > > > > > able to create a new one if it does not yet exist, and at test
end, the
> > > > > > sampler should make sure to clean it out (implement TestListener).
> > > > >
> > > > > If I recall correctly, the TestListener testEnded() method is called
> > > > > from a single, different thread - and only one instance is called.
The
> > > > > existing TCP sampler uses a private static Set to keep track of these.
> > > >
> > > > That's a good point.  Instead, each element can override the
> > > > threadFinished() method of TestElement to do this sort of cleanup.
> > > >
> > > > -Mike
> > > >
> > > >
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