public HoldSampleSender() 
{
        log.warn("Constructor only intended for use in testing"); // $NON-NLS-1$
}

 HoldSampleSender(RemoteSampleListener listener) 
{
        log.info("Using Sample store for this test run");
        this.listener = listener;
}

 public  void sampleOccurred(SampleEvent e) 
{
        log.debug("Sample occurred");
        synchronized (sampleStore) {
            sampleStore.add(e);
        }
}

 public  void testEnded() 
{
        log.info("Test ended()");
        try {
            synchronized (sampleStore) {
                Iterator i = sampleStore.iterator();
                while (i.hasNext()) {
                    SampleEvent se = (SampleEvent) i.next();
                    listener.sampleOccurred(se);
                }
            }
            listener.testEnded();
            sampleStore = null;
        } catch (Throwable ex) {
            log.warn("testEnded()", ex);
        }
}

 public  void testEnded(String host) 
{
        log.info("Test Ended on " + host); // should this be debug?
        try {
            Iterator i = sampleStore.iterator();
            while (i.hasNext()) {
                SampleEvent se = (SampleEvent) i.next();
                listener.sampleOccurred(se);
            }
            listener.testEnded(host);
            sampleStore = null;
        } catch (Throwable ex) {
            log.error("testEnded(host)", ex);
        }
}