//$Id$
package org.hibernate.test.annotations.manytomany;
import java.io.Serializable;
import java.util.Set;
import javax.persistence.CascadeType;
import javax.persistence.Entity;
import javax.persistence.Id;
import javax.persistence.JoinColumn;
import javax.persistence.JoinTable;
import javax.persistence.ManyToMany;
import org.hibernate.annotations.ForeignKey;
/**
* Woman knowing several mens
*
* @author Emmanuel Bernard
*/
@Entity
public class Woman implements Serializable {
private WomanPk id;
private String carName;
private Set<Man> mens;
private Set<Cat> cats;
@ManyToMany(mappedBy = "humanContacts")
public Set<Cat> getCats() {
return cats;
}
public void setCats(Set<Cat> cats) {
this.cats = cats;
}
@ManyToMany(cascade = {CascadeType.ALL})
@JoinTable(
name = "Man_Woman",
joinColumns = {
@JoinColumn(name = "womanLastName", referencedColumnName = "lastName"),
@JoinColumn(name = "womanFirstName", referencedColumnName = "firstName")
},
inverseJoinColumns = {
@JoinColumn(name = "manIsElder", referencedColumnName = "elder"),
@JoinColumn(name = "manLastName", referencedColumnName = "lastName"),
@JoinColumn(name = "manFirstName", referencedColumnName = "firstName")
}
)
@ForeignKey(name = "WM_W_FK", inverseName = "WM_M_FK")
public Set<Man> getMens() {
return mens;
}
public void setMens(Set<Man> mens) {
this.mens = mens;
}
@Id
public WomanPk getId() {
return id;
}
public void setId(WomanPk id) {
this.id = id;
}
public String getCarName() {
return carName;
}
public void setCarName(String carName) {
this.carName = carName;
}
public int hashCode() {
//a NPE can occurs, but I don't expect hashcode to be used before pk is set
return getId().hashCode();
}
public boolean equals(Object obj) {
//a NPE can occurs, but I don't expect equals to be used before pk is set
if ( obj != null && obj instanceof Woman ) {
return getId().equals( ( (Woman) obj ).getId() );
}
else {
return false;
}
}
}