question: public MonetaryFormat code ( int codeShift , String code ) { checkArgument ( codeShift >= 0 ) ; final String [ ] codes = null == this . codes ? new String [ MAX_DECIMALS ] : Arrays . copyOf ( this . codes , this . codes . length ) ; codes [ codeShift ] = code ; return new MonetaryFormat ( negativeSign , positiveSign , zeroDigit , decimalMark , minDecimals , decimalGroups , shift , roundingMode , codes , codeSeparator , codePrefixed ) ; }
target:  Configure currency code for given decimal separator shift. This configuration is not relevant for parsing.