List of usesOptimisticLocking() Examples

Examples of usesOptimisticLocking()

oracle.toplink.essentials.descriptors.ClassDescriptor.usesOptimisticLocking()
PUBLIC: Return true if the receiver uses write (optimistic) locking.
org.eclipse.persistence.descriptors.ClassDescriptor.usesOptimisticLocking()
PUBLIC: Return true if the receiver uses write (optimistic) locking.

Examples of org.eclipse.persistence.descriptors.ClassDescriptor.usesOptimisticLocking()

            if (rowCount < 1) {
                if (session.hasEventManager()) {
                    session.getEventManager().noRowsModified(writeQuery, object);
                }
            }
            if (descriptor.usesOptimisticLocking()) {
                descriptor.getOptimisticLockingPolicy().validateUpdate(rowCount, object, writeQuery);
            }
        }


        commitManager.markPostModifyCommitInProgress(object);

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Examples of org.eclipse.persistence.descriptors.ClassDescriptor.usesOptimisticLocking()

     */
    public boolean usesOptimisticLocking() {
        Iterator descriptors = getDescriptors().values().iterator();
        while (descriptors.hasNext()) {
            ClassDescriptor descriptor = (ClassDescriptor)descriptors.next();
            if (descriptor.usesOptimisticLocking()) {
                return true;
            }
        }
        return false;
    }

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Examples of org.eclipse.persistence.descriptors.ClassDescriptor.usesOptimisticLocking()

     * Return whether the reference objects must be deleted
     * one by one, as opposed to with a single DELETE statement.
     */
    protected boolean mustDeleteReferenceObjectsOneByOne() {
        ClassDescriptor referenceDescriptor = this.getReferenceDescriptor();
        return referenceDescriptor.hasDependencyOnParts() || referenceDescriptor.usesOptimisticLocking() || (referenceDescriptor.hasInheritance() && referenceDescriptor.getInheritancePolicy().shouldReadSubclasses()) || referenceDescriptor.hasMultipleTables() || containerPolicy.propagatesEventsToCollection();
    }


    /**
     * INTERNAL:
     * Merge changes from the source to the target object.

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Examples of org.eclipse.persistence.descriptors.ClassDescriptor.usesOptimisticLocking()

            if ((writeQuery.isUserDefined() || writeQuery.isCallQuery()) && getSession().isUnitOfWork()) {
                writeQuery.setModifyRow(descriptor.getObjectBuilder().buildRow(object, getSession(), WriteType.UNDEFINED));
            }


            // Update the write lock field if required.
            if (descriptor.usesOptimisticLocking()) {
                OptimisticLockingPolicy policy = descriptor.getOptimisticLockingPolicy();
                policy.addLockValuesToTranslationRow(writeQuery);


                if (!getModifyRow().isEmpty() || shouldModifyVersionField.booleanValue()) {
                    // Update the row with newer lock value.

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Examples of org.eclipse.persistence.descriptors.ClassDescriptor.usesOptimisticLocking()

            if (rowCount < 1) {
                if (session.hasEventManager()) {
                    session.getEventManager().noRowsModified(writeQuery, object);
                }
            }
            if (descriptor.usesOptimisticLocking()) {
                descriptor.getOptimisticLockingPolicy().validateUpdate(rowCount, object, writeQuery);
            }
        }


        commitManager.markPostModifyCommitInProgress(object);

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Examples of org.eclipse.persistence.descriptors.ClassDescriptor.usesOptimisticLocking()


            // Check for null because when there is NoIdentityMap, CacheKey will be null
            if (key != null) {
                key.setReadTime(objectDescriptor.getReadTime());
            }
            if (descriptor.usesOptimisticLocking()) {
                this.session.getIdentityMapAccessor().updateWriteLockValue(primaryKey, clientSideDomainObject.getClass(), objectDescriptor.getWriteLockValue());
            }
        }
        return clientSideDomainObject;
    }

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Examples of org.eclipse.persistence.descriptors.ClassDescriptor.usesOptimisticLocking()

                // ELBug 355610 - Use appendLock() instead of acquireLock() for transitioning 
                // to deferred locks for new objects in order to avoid the possibility of a deadlock.
                cacheKey = session.getIdentityMapAccessorInstance().getWriteLockManager().appendLock(primaryKey, original, descriptor, this, session);
            }
            descriptor.getObjectBuilder().mergeChangesIntoObject(original, changeSet, null, this, session, false, false);
            if (descriptor.usesOptimisticLocking() && descriptor.getOptimisticLockingPolicy().isStoredInCache()) {
                cacheKey.setWriteLockValue(changeSet.getWriteLockValue());
            }
            cacheKey.setObject(original);
            if (descriptor.getCacheInvalidationPolicy().shouldUpdateReadTimeOnUpdate() || changeSet.isNew()) {
                cacheKey.setReadTime(getSystemTime());

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Examples of org.eclipse.persistence.descriptors.ClassDescriptor.usesOptimisticLocking()

        descriptor.getObjectChangePolicy().revertChanges(clone, descriptor, (UnitOfWorkImpl)this.session, ((UnitOfWorkImpl)this.session).getCloneMapping(), true);
        if (primaryKey == null) {
            return clone;
        }
        
        if (descriptor.usesOptimisticLocking()) {
            descriptor.getOptimisticLockingPolicy().mergeIntoParentCache((UnitOfWorkImpl)this.session, primaryKey, clone);
        }
        CacheKey uowCacheKey = this.session.getIdentityMapAccessorInstance().getCacheKeyForObjectForLock(primaryKey, clone.getClass(), descriptor);


        // Check for null because when there is NoIdentityMap, CacheKey will be null

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Examples of org.eclipse.persistence.descriptors.ClassDescriptor.usesOptimisticLocking()


        // Must ensure the get and put of the cache occur as a single operation.
        // Cache key hold a reference to a concurrency manager which is used for the lock/release operation
        CacheKey cacheKey = unitOfWork.getParent().getIdentityMapAccessorInstance().acquireLock(primaryKey, original.getClass(), descriptor);
        try {
            if (descriptor.usesOptimisticLocking()) {
                cacheKey.setObject(original);
                cacheKey.setWriteLockValue(unitOfWork.getIdentityMapAccessor().getWriteLockValue(original));
            } else {
                // Always put in the parent im for root because it must now be persistent.
                cacheKey.setObject(original);

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Examples of org.eclipse.persistence.descriptors.ClassDescriptor.usesOptimisticLocking()

        // exists, and keep firing the notification up the chain.
        // Otherwise, do nothing.
        if (parentObj != null) {
            // Need to check if we are a non cascade locking node within a 
            // cascade locking policy chain.
            if (realParentDescriptor.usesOptimisticLocking() && realParentDescriptor.getOptimisticLockingPolicy().isCascaded()) {
                ObjectChangeSet ocs = realParentDescriptor.getObjectBuilder().createObjectChangeSet(parentObj, changeSet, uow);


                if (!ocs.hasForcedChangesFromCascadeLocking()) {
                    ocs.setHasForcedChangesFromCascadeLocking(true);
                    changeSet.addObjectChangeSet(ocs, uow, true);

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