1. 객체 지향 프로그래밍 - 클래스와 인스턴스의 활용
class Accounting{
public static double valueOfSupply;
public static double vatRate = 0.1;
public static double getVAT() {
return valueOfSupply * vatRate;
}
public static double getTotal() {
return valueOfSupply + getVAT();
}
}
public class AccountingApp {
public static void main(String[] args) {
Accounting.valueOfSupply = 10000.0;
System.out.println("Value of supply : " + Accounting.valueOfSupply);
System.out.println("VAT : " + Accounting.getVAT());
System.out.println("Total : " + Accounting.getTotal());
}
}
class Accounting{
public double valueOfSupply;
public static double vatRate = 0.1;
public Accounting(double ValueOfSupply) {
this.valueOfSupply = ValueOfSupply;
}
public double getVAT() {
return valueOfSupply * vatRate;
}
public double getTotal() {
return valueOfSupply + getVAT();
}
}
public class AccountingApp {
public static void main(String[] args) {
Accounting a1 = new Accounting(10000.0);
a1.valueOfSupply = 10000.0;
Accounting a2 = new Accounting(20000.0);
a2.valueOfSupply = 20000.0;
System.out.println("Value of supply : " + a1.valueOfSupply);
System.out.println("Value of supply : " + a2.valueOfSupply);
System.out.println("VAT : " + a1.getVAT());
System.out.println("VAT : " + a2.getVAT());
System.out.println("Total : " + a1.getTotal());
System.out.println("Total : " + a2.getTotal());
}
}
