public static List<Trade> getOldVersionList(Trade trade) {
Session session = HibernateUtil.getSession();
List<Trade> result = new ArrayList<>();
try {
if (trade != null) {
result.add(trade);
AuditReader reader = AuditReaderFactory.get(session);
List<Object[]> prior_revision =
(List<Object[]>)
reader
.createQuery()
.forRevisionsOfEntity(trade.getClass(), false, true)
.add(AuditEntity.property("tradeVersion").lt(trade.getTradeVersion()))
.add(AuditEntity.id().eq(trade.getId()))
.addOrder(AuditEntity.revisionNumber().desc())
.getResultList();
for (Object[] objects : prior_revision) {
Trade version = (Trade) objects[0];
unProxyObject(version);
result.add(version);
}
}
} catch (ClassNotFoundException
| IllegalAccessException
| HibernateException
| IllegalArgumentException
| InvocationTargetException e) {
logger.error(StringUtils.formatErrorMessage(e));
} finally {
session.close();
}
return result;
}
/*
* (non-Javadoc)
* @see org.springframework.data.envers.repository.support.EnversRevisionRepository#findRevision(java.io.Serializable, java.lang.Number)
*/
@Override
public Revision<N, T> findRevision(ID id, N revisionNumber) {
Assert.notNull(id, "Identifier must not be null!");
Assert.notNull(revisionNumber, "Revision number must not be null!");
return getEntityForRevision(revisionNumber, id, AuditReaderFactory.get(entityManager));
}
/*
* (non-Javadoc)
* @see org.springframework.data.repository.history.RevisionRepository#findRevisions(java.io.Serializable)
*/
@SuppressWarnings("unchecked")
public Revisions<N, T> findRevisions(ID id) {
Class<T> type = entityInformation.getJavaType();
AuditReader reader = AuditReaderFactory.get(entityManager);
List<? extends Number> revisionNumbers = reader.getRevisions(type, id);
return revisionNumbers.isEmpty()
? new Revisions<N, T>(Collections.EMPTY_LIST)
: getEntitiesForRevisions((List<N>) revisionNumbers, id, reader);
}
@Override
public GeoObject getByRevision(Long id, Integer revId) {
AuditQuery query =
AuditReaderFactory.get(getCurrentSession())
.createQuery()
.forEntitiesAtRevision(GeoObject.class, revId);
query.add(AuditEntity.id().eq(id));
GeoObject object = (GeoObject) query.getSingleResult();
AuditQuery queryTags =
AuditReaderFactory.get(getCurrentSession())
.createQuery()
.forEntitiesAtRevision(GeoObjectTag.class, revId);
// queryTags.add(AuditEntity.property("geoObject").eq(id));
queryTags.add(AuditEntity.property("geoObject").eq(object));
List tags = queryTags.getResultList();
object.setTags(new HashSet<GeoObjectTag>(tags));
return object;
}
@Override
public List<Object[]> getHistoryList(Long id) {
AuditQueryCreator query = AuditReaderFactory.get(getCurrentSession()).createQuery();
List<Object[]> resultList =
query
.forRevisionsOfEntity(GeoObject.class, false, false)
.add(AuditEntity.id().eq(id))
.getResultList();
Collections.reverse(resultList);
return resultList;
}
/**
* gets the entity at the specified revision
*
* @param id the id of the entity to fetch
* @param revisionNumber the revision number
* @return the entity or null if no entity can be found
*/
@Nullable
public T_ENTITY findRevision(int id, int revisionNumber) {
T_ENTITY result = null;
try {
begin();
AuditReader reader = AuditReaderFactory.get(getEntityManager());
result = reader.find(entityClass, id, revisionNumber);
commit();
} catch (NoResultException e) {
LOG.warn("No result for revision " + revisionNumber + " with id of " + id);
} finally {
cleanup();
}
return result;
}
/**
* @param id
* @return
*/
public int getHeadRevisionNumber(int id) {
int result = 0;
try {
begin();
AuditReader reader = AuditReaderFactory.get(getEntityManager());
List<Number> revisions = reader.getRevisions(entityClass, id);
if (!revisions.isEmpty()) {
result = revisions.get(revisions.size() - 1).intValue();
}
commit();
} catch (NoResultException e) {
LOG.warn("No result for revision with id of " + id);
} finally {
cleanup();
}
return result;
}
/*
* (non-Javadoc)
* @see org.springframework.data.repository.history.RevisionRepository#findRevisions(java.io.Serializable, org.springframework.data.domain.Pageable)
*/
@SuppressWarnings("unchecked")
public Page<Revision<N, T>> findRevisions(ID id, Pageable pageable) {
Class<T> type = entityInformation.getJavaType();
AuditReader reader = AuditReaderFactory.get(entityManager);
List<Number> revisionNumbers = reader.getRevisions(type, id);
if (pageable.getOffset() > revisionNumbers.size()) {
return new PageImpl<Revision<N, T>>(Collections.<Revision<N, T>>emptyList(), pageable, 0);
}
int upperBound = pageable.getOffset() + pageable.getPageSize();
upperBound = upperBound > revisionNumbers.size() ? revisionNumbers.size() : upperBound;
List<? extends Number> subList = revisionNumbers.subList(pageable.getOffset(), upperBound);
Revisions<N, T> revisions = getEntitiesForRevisions((List<N>) subList, id, reader);
return new PageImpl<Revision<N, T>>(revisions.getContent(), pageable, revisionNumbers.size());
}
/*
* (non-Javadoc)
* @see org.springframework.data.repository.history.RevisionRepository#findLastChangeRevision(java.io.Serializable)
*/
@SuppressWarnings("unchecked")
public Revision<N, T> findLastChangeRevision(ID id) {
Class<T> type = entityInformation.getJavaType();
AuditReader reader = AuditReaderFactory.get(entityManager);
List<Number> revisions = reader.getRevisions(type, id);
if (revisions.isEmpty()) {
return null;
}
N latestRevision = (N) revisions.get(revisions.size() - 1);
Class<?> revisionEntityClass = revisionEntityInformation.getRevisionEntityClass();
Object revisionEntity = reader.findRevision(revisionEntityClass, latestRevision);
RevisionMetadata<N> metadata = (RevisionMetadata<N>) getRevisionMetadata(revisionEntity);
return new Revision<N, T>(metadata, reader.find(type, id, latestRevision));
}
protected AuditReader getAuditReader() {
EntityManager entityManager = getOrCreateEntityManager();
SessionImplementor sessionImplementor = entityManager.unwrap(SessionImplementor.class);
if (sessionImplementor.getTransactionCoordinator().getTransactionCoordinatorBuilder().isJta()) {
if (!JtaStatusHelper.isActive(TestingJtaPlatformImpl.INSTANCE.getTransactionManager())) {
try {
TestingJtaPlatformImpl.INSTANCE.getTransactionManager().begin();
} catch (Exception e) {
e.printStackTrace();
}
}
} else if (!entityManager.getTransaction().isActive()) {
entityManager.getTransaction().begin();
}
if (auditReader != null) {
return auditReader;
}
return auditReader = AuditReaderFactory.get(entityManager);
}
