/**
 * Created by leon on 1/10/18.
 */
public class Product {
    private float price;
    private int quantity;
    final private String id;
    
    public Product(float price, int quantity, String id) {
        this.price = price;
        this.quantity = quantity;
        this.id = id;
    }
    public void setPrice(float newPrice) {
        this.price = newPrice;
    }
    public float getPrice() {
        return price;
    }
    public void addUnits(int numUnits) {
        quantity += numUnits;
    }
    public void removeUnits(int numUnits) {
        quantity -= numUnits;
    }
    public int getOnHandQuantity() {
        return quantity; 
    }
    public String getID() {
        return id;
    }
}