package chapter02;

public class Goods {

private String name;

private int price;

private int countStock;

private int countSold;

public static Goods getInstance() {

return new Goods();

}

public static int countOfGoods;

public Goods() {

countOfGoods ++;

}

public void showInfo() {

System.out.println(name);

System.out.println(price);

System.out.println(countStock);

System.out.println(countSold);

}

public int calcDisCountPrice(float discountRate) {

return price - (int)(price * discountRate);

}

public String getName() {

return name;

}

public void setName(String name) {

this.name = name;

}

public int getPrice() {

return price;

}

public void setPrice(int price) {

if(price != -1) {

this.price = price;

}

}

public int getCountStock() {

return countStock;

}

public void setCountStock(int countStock) {

this.countStock = countStock;

}

public int getCountSold() {

return countSold;

}

public void setCountSold(int countSold) {

this.countSold = countSold;

}

}