docs: public void restoreUncommitted(SIMPMessage m)
    {
  
      if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled())
        SibTr.entry(this, tc, "restoreUncommitted", new Object[] { m });
  
      TickRange tr = null;
  
      JsMessage jsMsg = m.getMessage();
     
      long stamp = jsMsg.getGuaranteedValueValueTick();
      long starts = jsMsg.getGuaranteedValueStartTick();
      long ends = jsMsg.getGuaranteedValueEndTick();
  
      if (TraceComponent.isAnyTracingEnabled() && tc.isDebugEnabled())
      {
        SibTr.debug(tc, "restoreUncommitted at: " + stamp + " on Stream " +  stream);
      }
  
      synchronized (this)
      {
        // write into stream
        tr = TickRange.newUncommittedTick(stamp);
        tr.startstamp = starts;
        tr.endstamp = ends;
      
        // Save message in the stream while it is Uncommitted
        // It will be replaced by its index in the ItemStream once it becomes a Value
        tr.value = m;
  
        oststream.writeCombinedRange(tr);
   
      } // end synchronized
  
      if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled())
        SibTr.exit(tc, "restoreUncommitted");
    }