13 | Broken @ManyToOne reference: @MappedSuperclass public abstract class A { @Id @ManyToOne(fetch = FetchType.EAGER, cascade=CascadeType.ALL, optional=false) private B b; @Id @Column(length = 36) private String stringId; } @MappedSuperclass public abstract class B { @Id private String name; } Both objects store |
2 | javax.persistence.IdClass Employee { @Id String empName; @Id Date birthDay; ... } Since: JPA 1.0 Class |
2 | javax.persistence.Transient { @Id int id; @Transient User currentUser; ... } Since: JPA 1.0 This annotation is a marker annotation (with no elements). |
0 | equals(obj)Method javax.jdo.identity.StringIdentity boolean equals( Object obj ) Determine if the other object represents the same object id. Parameters: obj - the other object Returns: true if both objects represent the same object id Since: JDO 1.0 |
0 | javax.jdo.spi.PersistenceCapable.ObjectIdFieldSupplierjavax.jdo.spi Interface PersistenceCapable.ObjectIdFieldSupplier Subinterfaces: ObjectIdFieldManager This interface is used to provide fields to the Object id instance. It is used by the method ... of ObjectIdFieldManager for each field in the object id. Since: JDO 1.0 boolean fetchBooleanField(int fieldNumber |
0 | getObjectIds(pcs)Static Method javax.jdo.JDOHelper Object[] getObjectIds( Object[] pcs ) Get object ids for an array of instances. For each instance in the parameter, the getObjectId method is called. This method ... - the persistence-capable instances Returns: the object ids of the parameters Since: JDO 2.0 See Also: getObjectId(Object pc) getObjectIds(Collection pcs) |
0 | getObjectIds(pcs)Static Method javax.jdo.JDOHelper Collection getObjectIds( Collection pcs ) Get object ids for a collection of instances. For each instance in the parameter, the getObjectId method is called ... : pcs - the persistence-capable instances Returns: the object ids of the parameters Since: JDO 2.0 See Also: getObjectId(Object pc) getObjectIds(Object[] pcs) |
0 | equals(obj)Method javax.jdo.identity.IntIdentity boolean equals( Object obj ) Determine if the other object represents the same object id. Parameters: obj - the other object Returns: true if both objects represent the same object id Since: JDO 1.0 |
0 | jdoCopyKeyFieldsFromObjectId(fm, oid) field in the ObjectId. For example, an ObjectId class that has three key fields (int id, String name ... (ObjectIdFieldConsumer fm, Object objectId) { EmployeeKey oid = (EmployeeKey)objectId; fm.storeIntField (0, oid.id); fm |
0 | jdoCopyKeyFieldsToObjectId(fm, oid) in the ObjectId. For example, an ObjectId class that has three key fields (int id, String name ... fm, Object objectId) { EmployeeKey oid = (EmployeeKey)objectId; oid.id = fm.fetchIntField (0); oid |
