code: public void setDecimalFormatSymbols(DecimalFormatSymbols newSymbols) {
          symbols = (DecimalFormatSymbols) newSymbols.clone();
          setCurrencyForSymbols();
          expandAffixes(null);
      }
docs: Sets the decimal format symbols used by this format. The format uses a copy of the
  provided symbols.
  
  @param newSymbols desired DecimalFormatSymbols
  @see DecimalFormatSymbols