org.seasar.doma

Annotation Type SequenceGenerator

@Target(value=FIELD)
 @Retention(value=RUNTIME)
public @interface SequenceGenerator

Indicates an identifier generator that uses a sequence.

The annotated field must be a member of an Entity annotated class. This annotation must be used in conjunction with the Id annotation and the GeneratedValue annotation.

 @Entity
 public class Employee {

     @Id
     @GeneratedValue(strategy = GenerationType.SEQUENCE)
     @SequenceGenerator(sequence = "EMPLOYEE_SEQ")
     Integer id;

     ...
 }
 

Required Element Summary

Required Elements

Modifier and Type	Required Element and Description
java.lang.String	sequence

Optional Element Summary

Optional Elements

Modifier and Type	Optional Element and Description
long	allocationSize
java.lang.String	catalog
java.lang.Class<? extends SequenceIdGenerator>	implementer
long	initialValue
java.lang.String	schema

Element Detail

sequence

public abstract java.lang.String sequence

Returns:

the sequence name.

catalog

public abstract java.lang.String catalog

Returns:

the catalog name.

Default:

""

schema

public abstract java.lang.String schema

Returns:

the schema name.

Default:

""

initialValue

public abstract long initialValue

Returns:

the initial value.

Default:

1L

allocationSize

public abstract long allocationSize

Returns:

the allocation size.

Default:

1L

implementer

public abstract java.lang.Class<? extends SequenceIdGenerator> implementer

Returns:

the implementation class of the SequenceIdGenerator interface.

Default:

org.seasar.doma.jdbc.id.BuiltinSequenceIdGenerator.class