40. BigDecimal Rounding Demo

• Sample program Rounding.java demonstrates differences between HALF_UP and HALF_EVEN rounding modes. A few examples of rounding differences are highlighted:

  
             BigDecimal: 2.565
        Rounded HALF_UP: 2.57
      Rounded HALF_EVEN: 2.56
  
             BigDecimal: 2.575
        Rounded HALF_UP: 2.58
      Rounded HALF_EVEN: 2.58
  
             BigDecimal: 2.585
        Rounded HALF_UP: 2.59
      Rounded HALF_EVEN: 2.58