Duvidas com BigDecimal

public class TesteRoundingMode {  
          
        public static void main(String[] args) {  
            executaRoundingMode();        
        }  
      
        private static void executaRoundingMode() {  
            BigDecimal valor1 = new BigDecimal("8.955");  
                    BigDecimal valor2 = new BigDecimal(8.955);  
                     
                  //rounding.half_DOWN  
           System.out.println("HALF_DOWN: "+valor1.setScale(2,RoundingMode.HALF_DOWN));  
             
           System.out.println("HALF_DOWN: "+valor2.setScale(2,RoundingMode.HALF_DOWN));  
           }  
   }