public class Item {
private IntegerProperty item_id;
private StringProperty name;
private DoubleProperty bail;
private DoubleProperty rentalprice;
private IntegerProperty count;

public Item(int item_id, String name, double bail, double rentalprice, int count) {
    this.item_id = new SimpleIntegerProperty(item_id);
    this.name = new SimpleStringProperty(name);
    this.bail = new SimpleDoubleProperty(bail);
    this.rentalprice = new SimpleDoubleProperty(rentalprice);
    this.count = new SimpleIntegerProperty(count);
}

public int getItem_id() {
    return item_id.get();
}

public IntegerProperty item_idProperty() {
    return item_id;
}

public void setItem_id(int item_id) {
    this.item_id.set(item_id);
}

public String getName() {
    return name.get();
}

public StringProperty nameProperty() {
    return name;
}

public void setName(String name) {
    this.name.set(name);
}

public double getBail() {
    return bail.get();
}

public DoubleProperty bailProperty() {
    return bail;
}

public void setBail(double bail) {
    this.bail.set(bail);
}

public double getRentalprice() {
    return rentalprice.get();
}

public DoubleProperty rentalpriceProperty() {
    return rentalprice;
}

public void setRentalprice(double rentalprice) {
    this.rentalprice.set(rentalprice);
}

public int getCount() {
    return count.get();
}

public IntegerProperty countProperty() {
    return count;
}

public void setCount(int count) {
    this.count.set(count);
}

@Entity
@Table(name = "item", schema = "appdb")
public class ItemEntity {
private int item_id;
private String name;
private double bail;
private double rentalprice;
private int count;

private List<ClientEntity> clientList;

@Id
@GeneratedValue(strategy = GenerationType.IDENTITY)
@Column(name = "item_id", nullable = false)
public int getItem_id() {
    return item_id;
}

public void setItem_id(int item_id) {
    this.item_id = item_id;
}

@Basic
@Column(name = "name", nullable = false)
public String getName() {
    return name;
}

public void setName(String name) {
    this.name = name;
}

@Basic
@Column(name = "bail", nullable = false)
public double getBail() {
    return bail;
}

public void setBail(double bail) {
    this.bail = bail;
}

@Basic
@Column(name = "rentalprice", nullable = false)
public double getRentalprice() {
    return rentalprice;
}

public void setRentalprice(double rentalprice) {
    this.rentalprice = rentalprice;
}

@Basic
@Column(name = "count", nullable = false)
public int getCount() {
    return count;
}

public void setCount(int count) {
    this.count = count;
}

@ManyToMany(mappedBy = "itemList")
public List<ClientEntity> getClientList() {
    return clientList;
}

public void setClientList(List<ClientEntity> clientList) {
    this.clientList = clientList;
}