code: final void setTransportVersion(Object value) {
          if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled())
              SibTr.entry(this, tc, "setTransportVersion", value);
          getHdr2().setField(JsHdr2Access.TRANSPORTVERSION_DATA, value);
          if (TraceComponent.isAnyTracingEnabled() && tc.isEntryEnabled())
              SibTr.exit(this, tc, "setTransportVersion");
      }
docs: Set the transportVersion field in the message header to the given value.
  This method is package visibility as it is also used by JsJmsMessageImpl
  
  @param value The value for the field, which must be a String.