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

DecimalFormatgetFormatter(String pattern)
Create a DecimalFormat instance for the given pattern that uses '.' 
DecimalFormatSymbols symbols = new DecimalFormatSymbols();
symbols.setDecimalSeparator('.');
return new DecimalFormat(pattern, symbols);
floatgetFormatTwoPoint(float param)
get Format Two Point 
param += 0.001;
java.text.DecimalFormat df = new java.text.DecimalFormat("#0.00");
return Float.parseFloat(df.format(param));
DecimalFormatgetFormatWithMinimumDecimals(final int minimumDecimals, final int maximumDecimals)
Get a decimal format with a specific number of minimum and maximum decimals. 
if (maximumDecimals < 0) {
    throw new IllegalArgumentException("Negative maximum decimals are invalid.");
} else if (minimumDecimals < 0) {
    throw new IllegalArgumentException("Negative minimum decimals are invalid.");
} else if (minimumDecimals > maximumDecimals) {
    throw new IllegalArgumentException("The minimum decimals have to be lower than the maximum decimals.");
} else if (minimumDecimals == 0 && maximumDecimals == 0) {
    return new DecimalFormat("#0");
...
NumberFormatgetGeographicPositionFormatter()

Returns the number formatter for the geographical position feature. 

return GEO_NUM_FORMATTER;
NumberFormatgetIntegerFormat()
get Integer Format 
if (intFmt == null) {
    intFmt = NumberFormat.getIntegerInstance();
    intFmt.setGroupingUsed(true);
return intFmt;
DecimalFormatgetIntegerFormat(int maximumIntegerDigits)
get Integer Format 
DecimalFormat decimalEditFormat = new DecimalFormat();
decimalEditFormat.setMaximumFractionDigits(0);
decimalEditFormat.setGroupingUsed(false);
decimalEditFormat.setParseIntegerOnly(true);
if (maximumIntegerDigits > 0) {
    decimalEditFormat.setMaximumIntegerDigits(maximumIntegerDigits);
    decimalEditFormat.setMinimumIntegerDigits(maximumIntegerDigits);
return decimalEditFormat;
NumberFormatgetIntegerFormatter()
get Integer Formatter 
return DecimalFormat.getIntegerInstance();
NumberFormatgetIntegerNumberFormat()
get Integer Number Format 
NumberFormat nf = NumberFormat.getIntegerInstance();
nf.setGroupingUsed(false);
return nf;
NumberFormatgetNeptusIntegerFormat()
get Neptus Integer Format 
NumberFormat df = DecimalFormat.getInstance(Locale.US);
df.setGroupingUsed(false);
df.setMaximumFractionDigits(0);
df.setMinimumFractionDigits(0);
df.setParseIntegerOnly(true);
return df;
NumbergetNumber(final Map map, final Object key)
Gets a Number from a Map in a null-safe manner. 
if (map != null) {
    Object answer = map.get(key);
    if (answer != null) {
        if (answer instanceof Number) {
            return (Number) answer;
        } else if (answer instanceof String) {
            try {
                String text = (String) answer;
...