javax.persistence
Annotation Type AssociationOverrides


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

Used to override mappings of multiple 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
See Also:
AssociationOverride

Required Element Summary
 AssociationOverride[] value
          (Required) The association override mappings that are to be applied to the relationship field or property .
 

Element Detail

value

public abstract AssociationOverride[] value
(Required) The association override mappings that are to be applied to the relationship field or property .



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Generated on 10-February-2011 12:41


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