JPA 2.0 Spec Features based on JSR-317 10/31/2008 public draft
For the most recent task list see the JPA 2.0 Roadmap.
Status |
JIRA(s) |
Effort |
Summary |
JPA 2.0 Spec Reference(s) |
---|---|---|---|---|
Complete |
Medium |
Support for nested embeddables |
2.5 |
|
Complete |
Medium |
Support for collections of embeddables and basic types |
2.2, 2.6, 2.7.2 |
|
In Progress |
Medium |
Support persistent access types including @Access annotation and AccessType enum and XML |
2.3, 10.1.1, 10.1.2 |
|
Complete |
High |
Support derived identity |
2.4.1 |
|
Complete |
Medium |
Support relationships within embeddables |
2.5, 10.1.22, 10.1.24, 10.1.25, 10.1.33, 10.1.34 |
|
Complete |
Low |
Enhanced map collection support |
2.7 |
|
Complete |
Medium |
Support orphanRemoval attribute on relationships |
2.9, 10.1.33, 10.1.34 |
|
In Progress |
Medium |
New database object naming conventions (delimited-identifiers) |
2.13 |
|
Complete |
Medium |
Support LockTypeModes on EntityManager find and refresh operations |
3.1.1 |
|
Not Started |
|
Low |
Support vendor specific hints on EntityManager find and refresh operations |
3.1.1 |
Complete |
Low |
Support clear method on EntityManager, including new CascadeType.CLEAR |
3.1.1, 3.2.6, 10.1.24, 10.1.25 |
|
Complete |
Low |
Add metadata-type getter methods to EntityManager |
3.1.1 |
|
Complete |
Medium |
Meet new concurrency requirements, including supporting four new lock mode types |
3.4 |
|
Complete |
Low |
Support lock timeout hint on applicable methods |
3.4.4.3 |
|
Complete |
Low |
Add metadata-type getter methods to Query |
3.6 |
|
Complete |
Medium |
Support setLockMode and getLockMode methods on Query |
3.6 |
|
Complete |
Low |
Support EntityManager and Query unwrap |
3.6 |
|
Complete |
Low |
setHint should return IllegalArgumentException for invalid query/lock timeout values |
3.6.1 |
|
In Progress |
Low |
Support default query hint for query timeout |
3.6.4 |
|
Not Started |
|
Medium |
Throw new JPA 2.0 unchecked exceptions on entity manager operations |
3.7, 3.1 |
In Progress |
High |
JPQL Updates |
Ch. 4 |
|
In Progress |
High |
Criteria API |
Ch. 5 |
|
Not Started |
|
Low |
Basic EntityManagerFactory interface updates, new exceptions, properties and metadata methods |
6.4 |
Complete |
Low |
Support Cache Interface |
6.10 |
|
Complete |
Low |
Support standard provider properties in persistence.xml |
7.2.1.7 |
|
Complete |
Low |
Support standard provider properties in PersistenceProvider class |
8.1.3.1 |
|
Complete |
Medium |
Support standard provider properties in Persistence class |
8.2.1 |
|
Complete |
Medium |
Support lockMode on @NamedQuery |
9.3.1 |
|
Not Started |
|
Low |
Ignore query hints that are not recognized in all locations where query hints can be specified - log warning? |
9.3 |
Complete |
Medium |
@AssociationOverride updates |
10.1.2 |
|
Complete |
Medium |
@AttributeOverride updates |
10.1.4 |
|
Complete |
Low |
Support @CollectionTable annotation |
10.1.7, 2.7.2 |
|
Complete |
Low |
Support @ElementCollection annotation and XML |
10.1.11, 10.1.35 |
|
Complete |
High |
Support for derived identity with @IdClass |
10.1.18, 2.4.1 |
|
Not Started |
|
Low |
Review @JoinColumn elements for behavioral changes |
10.1.20 |
Complete |
Low |
Support @MapKeyClass annotation and XML |
10.1.27, 10.1.26 |
|
Complete |
Low |
Support @MapKeyColumn annotation and XML |
10.1.28, 2.7.1 |
|
Complete |
Medium |
Support @MapKeyJoinColumn annotation and XML |
10.1.29 |
|
Complete |
Low |
Support @MapKeyJoinColumns annotation and XML |
10.1.30 |
|
Complete |
Low |
Support @MappedById annotation and XML |
10.1.31 |
|
Not Started |
|
Low |
Review @OrderBy for behavioral changes |
10.1.35 |
Complete |
Medium |
Support @OrderColumn annotation and XML |
10.1.36 |
|
Complete |
Low |
Update SequenceGenerator to support schema and catalog |
10.1.41 |
|
Complete |
Low |
Use 2.0 versions of xsd's for validation, maintain 1.0 support |
11.3, 7.3 |
|
Complete |
Low |
Update OpenJPA documentation with new persistence schemas |
11.3, 7.3 |
|
Complete |
Low |
Projection of element collection from JPQL query |
2.2, 2.6, 2.7.2 |