code: public Iterator<PtoPMessageItemStream> getXmitQueueIterator()
    {
      if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled())
        SibTr.entry(tc, "getXmitQueueIterator");
  
      Iterator<PtoPMessageItemStream> itr = null;
  
      synchronized(_xmitQueuePoints)
      {
        itr = ((HashMap)_xmitQueuePoints.clone()).values().iterator();
      }
  
      if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled())
        SibTr.exit(tc, "getXmitQueueIterator", itr);
  
      return itr;
    }
docs: Method getXmitQueueIterator
  <p>Return a cloned iterator over the transmit queue points
  for this link.
  @return Iterator