Package org.eclipse.persistence.internal.sessions

Examples of org.eclipse.persistence.internal.sessions.RepeatableWriteUnitOfWork

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                    query.cascadePrivateParts();
                }
               
                executeQuery(query, lockMode, getActivePersistenceContext(checkForTransaction(false)));
            } else {
                RepeatableWriteUnitOfWork context = getActivePersistenceContext(checkForTransaction(false));
                ClassDescriptor descriptor = context.getDescriptor(entity);
                OptimisticLockingPolicy lockingPolicy = descriptor.getOptimisticLockingPolicy();
                if ((lockingPolicy == null) || !(lockingPolicy instanceof VersionLockingPolicy)) {
                    throw new PersistenceException(ExceptionLocalization.buildMessage("ejb30-wrong-lock_called_without_version_locking-index", null));
                }
           
                context.forceUpdateToVersionField(entity, (lockMode == LockModeType.WRITE || lockMode.name().equals(ObjectLevelReadQuery.OPTIMISTIC_FORCE_INCREMENT)));
            }
        } catch (RuntimeException e) {
            setRollbackOnly();
            throw e;
        }
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        }
    }
    public RepeatableWriteUnitOfWork getActivePersistenceContext(Object txn) {
        // use local uow as it will be local to this EM and not on the txn
        if (this.extendedPersistenceContext == null || !this.extendedPersistenceContext.isActive()) {
            this.extendedPersistenceContext = new RepeatableWriteUnitOfWork(this.serverSession.acquireClientSession(connectionPolicy, properties), this.referenceMode);
            this.extendedPersistenceContext.setResumeUnitOfWorkOnTransactionCompletion(!this.closeOnCommit);
            this.extendedPersistenceContext.setShouldDiscoverNewObjects(this.persistOnCommit);
            this.extendedPersistenceContext.setFlushClearCache(this.flushClearCache);
            this.extendedPersistenceContext.setShouldValidateExistence(this.shouldValidateExistence);
            this.extendedPersistenceContext.setShouldCascadeCloneToJoinedRelationship(true);
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     * @throws javax.persistence.TransactionRequiredException if there is no transaction
     */
    public void lock(Object entity, LockModeType lockMode) {
        try {
            verifyOpen();
            RepeatableWriteUnitOfWork context = getActivePersistenceContext(checkForTransaction(!isExtended()));
            ClassDescriptor descriptor = context.getDescriptor(entity);
            OptimisticLockingPolicy lockingPolicy = descriptor.getOptimisticLockingPolicy();
            if ((lockingPolicy == null) || !(lockingPolicy instanceof VersionLockingPolicy)) {
                throw new PersistenceException(ExceptionLocalization.buildMessage("ejb30-wrong-lock_called_without_version_locking-index", null));
            }
            context.forceUpdateToVersionField(entity, (lockMode == LockModeType.WRITE));
        } catch (RuntimeException e) {
            setRollbackOnly();
            throw e;
        }
    }
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        }
    }
    public RepeatableWriteUnitOfWork getActivePersistenceContext(Object txn) {
        // use local uow as it will be local to this EM and not on the txn
        if (this.extendedPersistenceContext == null || !this.extendedPersistenceContext.isActive()) {
            this.extendedPersistenceContext = new RepeatableWriteUnitOfWork(this.serverSession.acquireClientSession(connectionPolicy, properties), this.referenceMode);
            this.extendedPersistenceContext.setResumeUnitOfWorkOnTransactionCompletion(true);
            this.extendedPersistenceContext.setShouldCascadeCloneToJoinedRelationship(true);
            if (txn != null) {
                // if there is an active txn we must register with it on creation of PC
                transaction.registerUnitOfWorkWithTxn(this.extendedPersistenceContext);
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                    query.cascadePrivateParts();
                }
               
                executeQuery(query, lockMode, getActivePersistenceContext(checkForTransaction(false)));
            } else {
                RepeatableWriteUnitOfWork context = getActivePersistenceContext(checkForTransaction(false));
                ClassDescriptor descriptor = context.getDescriptor(entity);
                OptimisticLockingPolicy lockingPolicy = descriptor.getOptimisticLockingPolicy();
                if ((lockingPolicy == null) || !(lockingPolicy instanceof VersionLockingPolicy)) {
                    throw new PersistenceException(ExceptionLocalization.buildMessage("ejb30-wrong-lock_called_without_version_locking-index", null));
                }
           
                context.forceUpdateToVersionField(entity, (lockMode == LockModeType.WRITE || lockMode.name().equals(ObjectLevelReadQuery.OPTIMISTIC_FORCE_INCREMENT)));
            }
        } catch (RuntimeException e) {
            setRollbackOnly();
            throw e;
        }
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        }
    }
    public RepeatableWriteUnitOfWork getActivePersistenceContext(Object txn) {
        // use local uow as it will be local to this EM and not on the txn
        if (this.extendedPersistenceContext == null || !this.extendedPersistenceContext.isActive()) {
            this.extendedPersistenceContext = new RepeatableWriteUnitOfWork(this.serverSession.acquireClientSession(connectionPolicy, properties), this.referenceMode);
            this.extendedPersistenceContext.setResumeUnitOfWorkOnTransactionCompletion(!this.closeOnCommit);
            this.extendedPersistenceContext.setShouldDiscoverNewObjects(this.persistOnCommit);
            this.extendedPersistenceContext.setDiscoverUnregisteredNewObjectsWithoutPersist(this.commitWithoutPersistRules);
            this.extendedPersistenceContext.setFlushClearCache(this.flushClearCache);
            this.extendedPersistenceContext.setShouldValidateExistence(this.shouldValidateExistence);
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            if (lockingPolicy != null) {
                lockingPolicy.addLockValuesToTranslationRow(writeQuery);
                // Do not lock an object that has previously been optimistically locked within the RWUoW
                boolean existingOptimisticLock = false;
                if (session instanceof RepeatableWriteUnitOfWork) {
                    RepeatableWriteUnitOfWork uow = (RepeatableWriteUnitOfWork)session;
                    if (uow.getOptimisticReadLockObjects().get(object) != null && uow.getCumulativeUOWChangeSet() != null
                            && uow.getCumulativeUOWChangeSet().getObjectChangeSetForClone(object) != null) {
                        existingOptimisticLock = true;
                    }
                }
                if (!existingOptimisticLock) {
                    // update the row and object if shouldModifyVersionField is non null and has a value of true (a forced update),
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            if (lockingPolicy != null) {
                lockingPolicy.addLockValuesToTranslationRow(writeQuery);
                // Do not lock an object that has previously been optimistically locked within the RWUoW
                boolean existingOptimisticLock = false;
                if (session instanceof RepeatableWriteUnitOfWork) {
                    RepeatableWriteUnitOfWork uow = (RepeatableWriteUnitOfWork)session;
                    if (uow.getOptimisticReadLockObjects().get(object) != null && uow.getCumulativeUOWChangeSet() != null
                            && uow.getCumulativeUOWChangeSet().getObjectChangeSetForClone(object) != null) {
                        existingOptimisticLock = true;
                    }
                }
                if (!existingOptimisticLock) {
                    // update the row and object if shouldModifyVersionField is non null and has a value of true (a forced update),
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                    query.cascadePrivateParts();
                }
               
                executeQuery(query, lockMode, getActivePersistenceContext(checkForTransaction(false)));
            } else {
                RepeatableWriteUnitOfWork context = getActivePersistenceContext(checkForTransaction(false));
                ClassDescriptor descriptor = context.getDescriptor(entity);
                OptimisticLockingPolicy lockingPolicy = descriptor.getOptimisticLockingPolicy();
                if ((lockingPolicy == null) || !(lockingPolicy instanceof VersionLockingPolicy)) {
                    throw new PersistenceException(ExceptionLocalization.buildMessage("ejb30-wrong-lock_called_without_version_locking-index", null));
                }
           
                context.forceUpdateToVersionField(entity, (lockMode == LockModeType.WRITE || lockMode.name().equals(ObjectLevelReadQuery.OPTIMISTIC_FORCE_INCREMENT)));
            }
        } catch (RuntimeException e) {
            setRollbackOnly();
            throw e;
        }
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        }
    }
    public RepeatableWriteUnitOfWork getActivePersistenceContext(Object txn) {
        // use local uow as it will be local to this EM and not on the txn
        if (this.extendedPersistenceContext == null || !this.extendedPersistenceContext.isActive()) {
            this.extendedPersistenceContext = new RepeatableWriteUnitOfWork(this.serverSession.acquireClientSession(connectionPolicy, properties), this.referenceMode);
            this.extendedPersistenceContext.setResumeUnitOfWorkOnTransactionCompletion(!this.closeOnCommit);
            this.extendedPersistenceContext.setShouldDiscoverNewObjects(this.persistOnCommit);
            this.extendedPersistenceContext.setDiscoverUnregisteredNewObjectsWithoutPersist(this.commitWithoutPersistRules);
            this.extendedPersistenceContext.setFlushClearCache(this.flushClearCache);
            this.extendedPersistenceContext.setShouldValidateExistence(this.shouldValidateExistence);
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Related Classes of org.eclipse.persistence.internal.sessions.RepeatableWriteUnitOfWork

  • org.eclipse.persistence.descriptors.ClassDescriptor
  • org.eclipse.persistence.internal.descriptors.ObjectBuilder
  • org.eclipse.persistence.internal.helper.IdentityHashSet
  • org.eclipse.persistence.internal.jpa.EntityManagerImpl
  • org.eclipse.persistence.internal.queries.DatabaseQueryMechanism
  • org.eclipse.persistence.sessions.IdentityMapAccessor
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