Hi Nina,

I've just tested your program with SVN trunk and it doesn't leave active 
threads anymore. This should also work with version 2.0.0 as we are now 
stopping the HTTP Client connectors automatically (they are created by the 
ClientResource instances when run outside a Restlet application context) when 
the GC is running.

Best regards,
Jerome
--
Restlet ~ Founder and Technical Lead ~ http://www.restlet.o​rg
Noelios Technologies ~ http://www.noelios.com




-----Message d'origine-----
De : [email protected] [mailto:[email protected]] 
Envoyé : mardi 22 juin 2010 22:33
À : [email protected]
Objet : ClientResource leaves an inactive thread

Hello All,

I am experiencing memory/thread leak ,with Restlet-2.0-RC4 and 
Restlet-2.0-SNAPSHOT , when using ClientResource. Basically, ClientResource 
doesn't close the thread it spawns and this result in number of inactive 
threads and  severe memory leak.

Here is some very simple code to illustrate this behaviour.  The same code runs 
fine in Restlet-2.0-M6 (which doesn't span new thread in ClientResource).

    public void run(int instances) throws Exception {       
       
        for (int i=0; i < instances;i++) {
            ClientResource clientResource = null;
            Representation r = null;
            try {
                clientResource = new ClientResource("http://restlet.org";);
                r = clientResource.get();
            } finally {
                try { r.release(); } catch (Exception x) {}
                try { clientResource.release(); } catch (Exception x) {}
            }
        }
    }
   
    public static void main(String[] args) throws Exception {
        ThreadTest test = new ThreadTest();
        test.run(1000);
    }


I guess there might be something missing in the code to explicitly close 
threads, but since the same code runs fine in M6, it is quite confusing to 
experience leaks after upgrade.

Best regards,
Nina Jeliazkova

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