Java Utililty Methods Percentage Format

List of utility methods to do Percentage Format

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Description

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

Method

StringcalcPercent(double numerator, double denominator)
calc Percent 
double fen = numerator / denominator;
DecimalFormat df = new DecimalFormat("##0.00%"); 
return df.format(fen);
StringformatAsPercent(double value, double maxValue, int fractionDigits)
format As Percent 
return format(value * 100d / maxValue, fractionDigits, false) + "%";
StringformatDecimal(double percent)
Rounds the number to the 4 decimal points 
NumberFormat formatter = new DecimalFormat("#0.0####");
return formatter.format(percent);
StringformatDoubleAsPercentString(Double d)
format Double As Percent String 
if (d == null)
    return null;
return NumberFormat.getPercentInstance().format(d);
StringformatMicrosAsPercentage(long micros)
format Micros As Percentage 
BigDecimal percentage = new BigDecimal(micros).divide(MICROS_DIVISOR, 6, BigDecimal.ROUND_HALF_UP);
return PERCENT_FORMAT.format(percentage);
StringformatPercent(double done, int digits)
Format a percentage for presentation to the user. 
DecimalFormat percentFormat = new DecimalFormat("0.00%");
double scale = Math.pow(10.0, digits + 2);
double rounded = Math.floor(done * scale);
percentFormat.setDecimalSeparatorAlwaysShown(false);
percentFormat.setMinimumFractionDigits(digits);
percentFormat.setMaximumFractionDigits(digits);
return percentFormat.format(rounded / scale);
StringformatPercent(Double num1, Double num2)
format Percent 
if (num1 == null || num2 == null || num2 == 0)
    return "";
String format = "0.00%";
if (num1.intValue() == num1.doubleValue() && num2.intValue() == num2.doubleValue()) {
    format = "0%";
return formatPercent(num1, num2, format);
StringformatPercent(double p_double, int p_decimals)
Formats a percent as a string in a standard way 
NumberFormat format = NumberFormat.getPercentInstance();
format.setMinimumFractionDigits(p_decimals);
return format.format(p_double);
StringformatPercent(double percent)
Format a number as a percent in the current locale. 
NumberFormat percentFormat = NumberFormat.getPercentInstance();
return percentFormat.format(percent);
StringformatPercent(double v)
format Percent 
return formatPercent(new Double(v));