No Laptop needed in Employee <--> Project discussion

ws/eclipse/HibIntro/src/main/java/entity/company7/model/Laptop.java

-package entity.company7.model;
-
-import javax.persistence.CascadeType;
-import javax.persistence.Entity;
-import javax.persistence.GeneratedValue;
-import javax.persistence.Id;
-import javax.persistence.OneToOne;
-import javax.persistence.Table;
-import javax.persistence.UniqueConstraint;
-
-
-/**
- * 
- * Laptops possibly being assigned to {@link Employee}   
- * 
- */
-@Entity
-@Table(uniqueConstraints={@UniqueConstraint(columnNames={"idNumber"})})
-public class Laptop {
-
-  @Id
-  @GeneratedValue
-  public Long getId() {return id;}
-  protected void setId(Long id) {this.id = id;}
-  private Long id;
-
-  /**
-   * @return The device's unique part number
-   */
-  public int getIdNumber() { return idNumber;}
-  public void setIdNumber(int idNumber) { this.idNumber = idNumber;}
-  int idNumber;
-
-  @OneToOne (mappedBy="laptop",cascade={CascadeType.ALL})
-  public Employee getOwner() { return owner;}
-  
-  public void setOwner(Employee owner) {
-    if (getOwner() == owner) { return;}
-    if (null != getOwner()) { getOwner().setLaptopInternal(null);}
-    setOwnerInternal(owner);
-    if (null != getOwner()) { getOwner().setLaptopInternal(this);}
-  }
-  protected void setOwnerInternal(Employee owner) { this.owner = owner;}
-  Employee owner;
-
-  protected Laptop(){}
-
-  public Laptop(final int idNumber) {
-    setIdNumber(idNumber);
-  }
-  @Override
-  public boolean equals(Object other) {
-    if (this == other) {
-      return true;
-    } else if (other instanceof Laptop) {
-      return this.getIdNumber() == ((Laptop) other).getIdNumber();
-    } else {
-      return false;
-    }
-  }
-  @Override
-  public int hashCode() { return getIdNumber();}
-}
\ No newline at end of file