GeneratedValue.java

@Id
@GeneratedValue
@Column(name = "id", updatable = false, nullable = false)
private Long id;

GenerationTypeAuto.java

@Id
@GeneratedValue(strategy = GenerationType.AUTO)
@Column(name = "id", updatable = false, nullable = false)
private Long id;

GenerationTypeIdentity.java

@Id
@GeneratedValue(strategy = GenerationType.IDENTITY)
@Column(name = "id", updatable = false, nullable = false)
private Long id;

GenerationTypeSequence.java

@Id
@GeneratedValue(strategy = GenerationType.SEQUENCE)
@Column(name = "id", updatable = false, nullable = false)
private Long id;

GenerationTypeTable.java

@Id
@GeneratedValue(strategy = GenerationType.TABLE)
@Column(name = "id", updatable = false, nullable = false)
private Long id;

PrimaryKey.java

@Id
@Column(name = "id", updatable = false, nullable = false)
private Long id;

SequenceGenerator.java

@Id
@GeneratedValue(strategy = GenerationType.SEQUENCE, generator = "book_generator")
@SequenceGenerator(name="book_generator", sequenceName = "book_seq", allocationSize=50)
@Column(name = "id", updatable = false, nullable = false)
private Long id;

TableGenerator.java

@Id
@GeneratedValue(strategy = GenerationType.TABLE, generator = "book_generator")
@TableGenerator(name="book_generator", table="id_generator", schema="bookstore")
@Column(name = "id", updatable = false, nullable = false)
private Long id;