import java.math.*; // java.math.BigDecimal; //java.math.MathContext;
// //java.math.RoundingMode;
import java.text.*; // java.text.NumberFormat;
import java.util.*; // java.util.Locale;

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

		NumberFormat dollar = NumberFormat.getCurrencyInstance(Locale.US);

		char val[] = { '5', '0', '0', '0' };
		BigDecimal obj_0 = new BigDecimal(val);

		long rng = obj_0.longValueExact();
		BigDecimal obj_1 = new BigDecimal(rng), obj_3 = new BigDecimal(0);

		System.out.println("BigDecimal class '.add(BigDecimal object)' "
				+ "example\n");
		System.out.println("obj_0 value : "
				+ dollar.format(obj_0.doubleValue()));

		System.out.println("obj_1 value : "
				+ dollar.format(obj_1.doubleValue()));

		obj_3 = obj_0.add(obj_1);
		System.out.print("Added objects value with .add method : "
				+ dollar.format(obj_3));

		System.out.print("\n\nBigDecimal class '.add(BigDecimal "
				+ "object, MathContext mc)' example\n\n");

		MathContext x_men = new MathContext(0, RoundingMode.CEILING), 
		revolution = new MathContext(0, RoundingMode.DOWN);

		double value = 2000.256;
		String str = "3000.564";

		BigDecimal obj_4 = new BigDecimal(value, x_men),
		obj_5 = new BigDecimal(Double.parseDouble(str)),
		obj_6 = new BigDecimal(0);

		System.out.println("obj_4 value : $" + (obj_4) + "\nobj_5 value" +
				" : $" + (obj_5));
		obj_6 = obj_4.add(obj_5, revolution);
		System.out.println("Added value as per context settings : "
				+ dollar.format(obj_6.doubleValue()));

	}
}