docs: public void println(Object x) {
          if (ivSuppress == true)
              return;
          String writeData = null;
          if (x instanceof java.lang.Throwable) { // D230373
              writeData = HpelHelper.throwableToString((java.lang.Throwable) x);
          } else {
              writeData = String.valueOf(x);
          }
          doPrintLine(writeData);
      }