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import java.math.RoundingMode;
import java.text.NumberFormat;
public class NumberFormatRounding {
public static void main(String[] args) {
NumberFormat nf = NumberFormat.getNumberInstance();
nf.setMaximumFractionDigits(2);
nf.setRoundingMode (RoundingMode.FLOOR);
System.out.println("Default rounding mode: " + nf.getRoundingMode());
System.out.println("123.454 rounds to " + nf.format(123.454));
System.out.println("123.455 rounds to " + nf.format(123.455));
System.out.println("123.456 rounds to " + nf.format(123.456));
System.out.println();
}
}
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