How to get the decimal grouping character for given locale?

Below snippet return the decimal grouping separator for given locale.

private static Character getDecimalGroupingChar(Locale locale) {
	DecimalFormat format = (DecimalFormat) NumberFormat.getInstance(locale);
	DecimalFormatSymbols symbols = format.getDecimalFormatSymbols();
	Character groupingChar = symbols.getGroupingSeparator();
	return groupingChar;
}

 

Find the below working application.

 

DecimalGroupingCharDemo.java

package com.sample.app;

import java.text.DecimalFormat;
import java.text.DecimalFormatSymbols;
import java.text.NumberFormat;
import java.util.Locale;

public class DecimalGroupingCharDemo {
	private static final double NUMBER = 987654321.123;

	private static Character getDecimalGroupingChar(Locale locale) {
		DecimalFormat format = (DecimalFormat) NumberFormat.getInstance(locale);
		DecimalFormatSymbols symbols = format.getDecimalFormatSymbols();
		Character groupingChar = symbols.getGroupingSeparator();

		System.out.println(locale + "\t\t\t'" + groupingChar + "'\t" + format.format(NUMBER));

		return groupingChar;
	}

	public static void main(String[] args) {
		System.out.println("Country  decimalGroupingCharacter  " + NUMBER);

		getDecimalGroupingChar(Locale.GERMAN);
		getDecimalGroupingChar(new Locale("fi"));
		getDecimalGroupingChar(new Locale("en_IN"));

	}

}

 

Output

Country  decimalGroupingCharacter  9.87654321123E8
de			'.'	987.654.321,123
fi			' '	987 654 321,123
en_in			','	987,654,321.123

 

 

 

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