@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + ((barcode == null) ? 0 : barcode.hashCode());
result = prime * result + ((comment == null) ? 0 : comment.hashCode());
result = prime * result + ((id == null) ? 0 : id.hashCode());
result = prime * result + ((name == null) ? 0 : name.hashCode());
result = prime * result + ((price == null) ? 0 : price.hashCode());
result = prime * result + ((supplier == null) ? 0 : supplier.hashCode());
result = prime * result + ((type == null) ? 0 : type.hashCode());
result = prime * result + ((unit == null) ? 0 : unit.hashCode());
return result;
}
