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));
        }
}