Kik*_*kou 3 java jboss hibernate ejb-3.0
我实现了DTO业务从TomEE到JBoss的迁移。
我有这个实体:
@NamedQueries({
@NamedQuery(name = "common.plagebusiness.plage.getAllPlages", query = "SELECT p FROM Plage p ORDER BY p.plageRgMax, p.plageCReseau") })
@Entity
@Table(name = "PLAGE")
public class Plage {
@Id
@GeneratedValue(strategy = GenerationType.IDENTITY)
@Column(name = "idPlage")
private Integer idPlage;
@Column(name = "rgMin")
private String plageRgMin;
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使用此接口:
@Local
public interface PlagePersistenceManager {
public void importPlages(List<DetailFH55> listeEnregDetail) throws PlageBusinessException, ParseException;
}
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并执行:
@Stateless(name = "common.plagebusiness.PlagePersistenceManager")
public class PlagePersistenceManagerImpl implements PlagePersistenceManager {
private static final Logger LOGGER = Logger.getLogger(PlagePersistenceManager.class);
@PersistenceContext(unitName = "PlageBusiness")
private EntityManager em;
@Override
public void importPlages(final List<DetailFH55> listeEnregDetail) throws PlageBusinessException, ParseException {
LOGGER.debug("Entree dans importPlages");
if (null != listeEnregDetail) {
LOGGER.info("Debut Delete");
// suppression des plages
this.deleteAllPlages();
LOGGER.info("Fin Delete et Debut Insertion en bdd");
for (final DetailFH55 myEnreg : listeEnregDetail) {
// insertion des nouvelles plages
final Plage plage = this.convertEnregDetailToPersist(myEnreg);
this.em.persist(plage);
}
LOGGER.info("Fin Insertion en bdd");
}
LOGGER.debug("Sortie dans importPlages");
}
}
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不幸的是,em.persist无法正常工作,我有这个例外:
Caused by: javax.transaction.RollbackException: JBAS014585: Transaction 'TransactionImple < ac, BasicAction: 0:ffff0a48268b:4bc8a0e:56f01b76:18 status: ActionStatus.ABORTED >' was already rolled back
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我在论坛上看到这是因为Jboss的超时。我不想更改Jboss的配置,因此我尝试通过输入,
@org.jboss.annotation.ejb.TransactionTimeout(10000000)
public void importPlages(final List<DetailFH55> listeEnregDetail) throws PlageBusinessException, ParseException
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仍然是相同的异常...此代码出了什么问题。
方法deleteAllPlages包含:
@Override
public int deleteAllPlages() throws PlageBusinessException {
final Query query = this.em.createNativeQuery("DELETE FROM `PLAGE`");
return query.executeUpdate();
}
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我试图将persist()和clear()放在persist(plage)之后,并且仍然是相同的Exception。
final Plage plage = this.convertEnregDetailToPersist(myEnreg);
this.em.persist(plage);
this.em.flush();
this.em.clear();
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谢谢
我注意到,您正在使用org.jboss.annotation.ejb.TransactionTimeout
,而不是需要EJB3一个:org.jboss.ejb3.annotation.TransactionTimeout
。
在您的POM中,尝试用此变量替换引用您当前的依赖项TransactionTimeout
:
<dependency>
<groupId>org.jboss.ejb3</groupId>
<artifactId>jboss-ejb3-ext-api</artifactId>
<version>2.2.0.Final</version>
<scope>provided</scope>
</dependency>
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然后,您可以指定值和单位:
@TransactionTimeout(value = 10, unit = TimeUnit.SECONDS).
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您可以在JBoss的论坛上找到相关问题。
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