Java Utililty Methods Number Format Pattern

List of utility methods to do Number Format Pattern

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Description

The list of methods to do Number Format Pattern are organized into topic(s).

Method

StringcountFormat(int no)
Returns a formatted number inclusive counting ending (see #countEnding(int) . 
return new DecimalFormat().format(no) + countEnding(no);
DecimalFormatcreateDecimalFormat(final String pattern)
Creates a new DecimalFormat using comming dot as a separator so local decimal serparators dont matter 
return createDecimalFormat(pattern, '.');
DecimalFormatCreateDecimalFormat(int numberOfDecimalsDisplayed)
Gets the amount of decimals that should be displayed with a DecimalFormat object. 
if (numberOfDecimalsDisplayed < 1)
    return new DecimalFormat("#");
String format = "#.";
for (int i = 1; i <= numberOfDecimalsDisplayed; i++)
    format += "#";
return new DecimalFormat(format);
DecimalFormatcreateDecimalFormat(String pattern)
create Decimal Format 
return new DecimalFormat(pattern);
DecimalFormatcreateDecimalFormatter(String pattern)
create Decimal Formatter 
DecimalFormat formatter = (DecimalFormat) NumberFormat.getCurrencyInstance(Locale.US);
formatter.applyPattern(pattern);
return formatter;
NumberFormatcreateNumberFormat()
create Number Format 
DecimalFormat result = new DecimalFormat();
result.setMaximumFractionDigits(4);
return result;
NumberFormatcreateNumberFormat(int cnt)
create Number Format 
StringBuilder sb = new StringBuilder();
sb.append("0");
if (cnt > 0) {
    sb.append(".");
    for (int i = 0; i < cnt; i++) {
        sb.append("0");
return new DecimalFormat(new String(sb));
NumberFormatcreateOrderVolumeNumberFormat()
create Order Volume Number Format 
return new DecimalFormat("###,###,###,###,##0.00");
NumberFormatcreateRealFormat()
create Real Format 
NumberFormat format = NumberFormat.getNumberInstance();
format.setMinimumFractionDigits(0);
format.setMaximumFractionDigits(14);
return format;
StringexpFormatRupiah(Number input, boolean prependRp)
exp Format Rupiah 
if (rupiahFormat == null) {
    DecimalFormatSymbols decimalFormatSymbols = new DecimalFormatSymbols();
    decimalFormatSymbols.setCurrencySymbol(prependRp ? "Rp " : "");
    decimalFormatSymbols.setMonetaryDecimalSeparator(',');
    decimalFormatSymbols.setGroupingSeparator('.');
    rupiahFormat = (DecimalFormat) NumberFormat.getCurrencyInstance();
    rupiahFormat.setDecimalFormatSymbols(decimalFormatSymbols);
return rupiahFormat.format(input);