import java.math.BigDecimal;
import java.text.NumberFormat;

public class Java_BigDecimal_divide_int_scale_int_roundingMode {
	public static void main(String args[]) {

		System.out.println("Actual PI value with no " +
				"scale defined : " + (double) 22 / 7);

		int i = 22, j = 7;
		BigDecimal a = new BigDecimal(i);
		BigDecimal b = new BigDecimal(j),
		c = new BigDecimal(0);

		c = a.divide(b, 5, BigDecimal.ROUND_FLOOR);
		System.out.println("PI value with scale 5 : " 
				+ c);

		BigDecimal m = new BigDecimal(i);
		BigDecimal n = new BigDecimal(j),
		o = new BigDecimal(0);

		// Creating NumberFormat class num object
		NumberFormat num = NumberFormat.getInstance();

		// Invoking .setMinimumFraction() in object num
		num.setMinimumFractionDigits(5);
		System.out.println("Formated  PI value : "
				+ num.format(c));

		/*
		 * Here an Arithmetic Exception is thrown by method
		 * 
		 * i = 22; j = 0; 
		 * BigDecimal x = new BigDecimal(i);
		 * BigDecimal y = new BigDecimal(j),
		 * z = new BigDecimal(0);
		 * 
		 * z = x.divide(y, 4, BigDecimal.ROUND_FLOOR);
		 * System.out.println("PI value with scale 4 : "
		 *  + c); 
		 */
	}
}