StringFormatExamplev1.0

public class StringFormat
{
  public static void main(String[] args)
  {
    String first = "first";
    int dato1 = 400;
    double dato2 = 0.567;
    String second = "second";
    int dato3 = 1;
    double dato4 = 300.5123456789;

    //A la derecha los numeros

    String format1 = String.format("%-15s%15d%15.4f", first, dato1, dato2);
    String format2 = String.format("%-15s%15d%15.4f", second, dato3, dato4);

    System.out.println(format1);
    System.out.println(format2);

    //A la izquierda los numeros

    System.out.println();

    format1 = String.format("%-15s%-15d%-15.4f", first, dato1, dato2);
    format2 = String.format("%-15s%-15d%-15.4f", second, dato3, dato4);

    System.out.println(format1);
    System.out.println(format2);

    /* Output:
     *
     * first                      400         0,5670
     * second                       1       300,5123
     *
     * first          400            0,5670
     * second         1              300,5123
     *
     * */

  }
}