aksn

class MercaBarat{Vector productos;	public void add(Product p)	{		productos.addElement(p);	}		public void add(Person[] pPerson)	{			}		public void decreaseStock(int pbarCode, int punits)	{			}		public void remove(int pnif)	{			}		public void remove(String pcode)	{			}	//public String listProducts()	//{			//}	//public Product findProduct(int pbarCode)	//{			//}	//public Product findProduct(String pbrand, int pmodel)	//{			//}	//public String listEmployees()	//{			//}		//public String listAdministrators()	//{			//}	//public String listTellers()	//{			//}		//public String listShelfStackers()	//{			//}		//public String listEmployee(int pnif)	//{			//}		};