public class InventoryChange {
    private String productId;
    private int quantityChange;

    public InventoryChange() {
    }

    public InventoryChange(String productId, int quantityChange) {
        this.productId = productId;
        this.quantityChange = quantityChange;
    }

    public String getProductId() {
        return productId;
    }

    public void setProductId(String productId) {
        this.productId = productId;
    }

    public int getQuantityChange() {
        return quantityChange;
    }

    public void setQuantityChange(int quantityChange) {
        this.quantityChange = quantityChange;
    }
}