/**
* @author lautturi.com
* Java example: format double value in java
*/
import java.text.DecimalFormat;
import java.text.NumberFormat;
import java.util.*;
public class Lautturi {
public static void main(String[] args) {
double value = 3.14159;
NumberFormat formatter = new DecimalFormat("#0.000");
//OR
//NumberFormat formatter = new DecimalFormat("##.###");
System.out.println(formatter.format(value));
}
}