AssociationOverrides (Java EE 5 SDK)

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Java EE 5 SDK

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SUMMARY: REQUIRED | OPTIONAL

DETAIL: ELEMENT

javax.persistence
Annotation Type AssociationOverrides

@Target(value={TYPE,METHOD,FIELD}) @Retention(value=RUNTIME) public @interface AssociationOverrides

This annotation is used to override mappings of multiple many-to-one or one-to-one relationship properties or fields.

 
 Example:
 @MappedSuperclass
 public class Employee {
 
 @Id protected Integer id;
 @Version protected Integer version;
 @ManyToOne protected Address address;
 @OneToOne protected Locker locker;
 
 public Integer getId() { ... }
 public void setId(Integer id) { ... }
 public Address getAddress() { ... }
 public void setAddress(Address address) { ... }
 public Locker getLocker() { ... }
 public void setLocker(Locker locker) { ... }
 
 }
 
 @Entity
 @AssociationOverrides({
 
 @AssociationOverride(name="address", 
 joinColumns=@JoinColumn("ADDR_ID")),
 @AttributeOverride(name="locker", 
 joinColumns=@JoinColumn("LCKR_ID"))})
 public PartTimeEmployee { ... }

Since:: Java Persistence 1.0

Required Element Summary
`AssociationOverride[]`	`value` Mapping overrides of relationship properties or fields

Element Detail

value

public abstract AssociationOverride[] value

Mapping overrides of relationship properties or fields