public static void main(String[] args){
String s = "3.444";
BigDecimal d = new BigDecimal(s);
d = d.setScale(2, BigDecimal.ROUND_HALF_UP);
System.out.println(d);
}
public static void main(String[] args){
String s = "3.444";
BigDecimal d = new BigDecimal(s);
d = d.setScale(2, BigDecimal.ROUND_HALF_UP);
System.out.println(d);
}