docs: public void setData(List<DataSlice> dataSlices)
      {
          if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled()) SibTr.entry(this, tc, "setData", "DataSlices="+dataSlices);
  
          _dataSlices = dataSlices;
  
          _estimatedLength = -1;
  
          if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled()) SibTr.exit(this, tc, "setData");
      }