javax.persistence.AssociationOverrides Maven / Gradle / Ivy
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package javax.persistence;
import java.lang.annotation.Target;
import java.lang.annotation.Retention;
import static java.lang.annotation.ElementType.TYPE;
import static java.lang.annotation.ElementType.METHOD;
import static java.lang.annotation.ElementType.FIELD;
import static java.lang.annotation.RetentionPolicy.RUNTIME;
/**
* 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
*/
@Target({TYPE, METHOD, FIELD})
@Retention(RUNTIME)
public @interface AssociationOverrides {
/** Mapping overrides of relationship properties or fields */
AssociationOverride[] value();
}