MyProduct

/**
* konstruktor
*/
public MyProduct(String productName, double prize, String pictureName, Category category ) {
        super();
        this.productName = productName;
        this.prize = BigDecimal.valueOf(prize);
        this.category = category;

        // ... atd
    }

/**
*vyctovy typ
*/
enum MyCategory implements Category {
        ovocie, zelenina, pecivo, maso, alkohol
    }