JavaLessons/big-decimal/src/main/java/me/bvn13/test/bigdecimal/BigDecimalExample.java

63 lines
2.1 KiB
Java

package me.bvn13.test.bigdecimal;
import java.math.BigDecimal;
import java.util.Currency;
public class BigDecimalExample {
public static void main(String[] args) {
// fromInteger();
// fromFloat();
// a();
// b();
// Currency eur = Currency.getInstance("EUR");
// System.out.println("EUR: " + eur.getDefaultFractionDigits());
// Currency tnd = Currency.getInstance("TND");
// System.out.println("TND:" + tnd.getDefaultFractionDigits());
// BigDecimal amount = new BigDecimal("4.12");
// System.out.println(amount);
// amount = amount.movePointRight(2);
// System.out.println(amount);
// amount = amount.movePointLeft(2);
// System.out.println(amount);
// BigDecimal amount = new BigDecimal("4.12");
// Currency eur = Currency.getInstance("EUR");
// System.out.println(amount + " " + eur);
// MoneyDto moneyDto = new MoneyDto(amount, eur);
// System.out.println(moneyDto);
//
// MoneyDto incomingUsd = MoneyDto.fromJson("514", "USD");
// System.out.println(incomingUsd + " -> " + incomingUsd.getAmount() + " " + incomingUsd.getCurrency());
// MoneyDto incomingTnd = MoneyDto.fromJson("5148", "TND");
// System.out.println(incomingTnd + " -> " + incomingTnd.getAmount() + " " + incomingTnd.getCurrency());
BigDecimal amount = new BigDecimal("4.120000");
System.out.println(amount);
BigDecimal amount2 = new BigDecimal("4.120000");
Currency eur = Currency.getInstance("EUR");
System.out.println(NumberFormatHelper.currencyAmount(amount2, eur));
}
static void fromInteger() {
BigDecimal amount = new BigDecimal(5);
System.out.println(amount);
}
static void fromFloat() {
BigDecimal amount = new BigDecimal(5.123456789);
System.out.println(amount);
}
static void a() {
BigDecimal amount = new BigDecimal("5");
System.out.println(amount);
}
static void b() {
BigDecimal amount = new BigDecimal("5.123456789");
System.out.println(amount);
}
}