Examples with CollectionAddOperation org.datanucleus.flush.CollectionAddOperation used on opensource projects

Example 11 with CollectionAddOperation

use of org.datanucleus.flush.CollectionAddOperation in project datanucleus-core by datanucleus.

the class PriorityQueue method add.

// ----------------------------- Mutator methods ---------------------------
/**
 * Method to add an element to the Collection.
 * @param element The element to add
 * @return Whether it was added successfully.
 */
public boolean add(E element) {
    // Reject inappropriate elements
    if (!allowNulls && element == null) {
        throw new NullPointerException("Nulls not allowed for collection at field " + ownerMmd.getName() + " but element is null");
    }
    if (useCache) {
        loadFromStore();
    }
    boolean backingSuccess = true;
    if (backingStore != null) {
        if (SCOUtils.useQueuedUpdate(ownerOP)) {
            ownerOP.getExecutionContext().addOperationToQueue(new CollectionAddOperation(ownerOP, backingStore, element));
        } else {
            try {
                backingStore.add(ownerOP, element, useCache ? delegate.size() : -1);
            } catch (NucleusDataStoreException dse) {
                NucleusLogger.PERSISTENCE.warn(Localiser.msg("023013", "add", ownerMmd.getName(), dse));
                backingSuccess = false;
            }
        }
    }
    // Only make it dirty after adding the field to the datastore so we give it time
    // to be inserted - otherwise jdoPreStore on this object would have been called before completing the addition
    makeDirty();
    boolean delegateSuccess = delegate.add(element);
    if (ownerOP != null && !ownerOP.getExecutionContext().getTransaction().isActive()) {
        ownerOP.getExecutionContext().processNontransactionalUpdate();
    }
    return backingStore != null ? backingSuccess : delegateSuccess;
}

Example 12 with CollectionAddOperation

use of org.datanucleus.flush.CollectionAddOperation in project datanucleus-core by datanucleus.

the class PriorityQueue method initialise.

public void initialise(java.util.PriorityQueue newValue, Object oldValue) {
    if (newValue != null) {
        // Check for the case of serialised PC elements, and assign ObjectProviders to the elements without
        if (SCOUtils.collectionHasSerialisedElements(ownerMmd) && ownerMmd.getCollection().elementIsPersistent()) {
            ExecutionContext ec = ownerOP.getExecutionContext();
            Iterator iter = newValue.iterator();
            while (iter.hasNext()) {
                Object pc = iter.next();
                ObjectProvider objSM = ec.findObjectProvider(pc);
                if (objSM == null) {
                    objSM = ec.getNucleusContext().getObjectProviderFactory().newForEmbedded(ec, pc, false, ownerOP, ownerMmd.getAbsoluteFieldNumber());
                }
            }
        }
        if (NucleusLogger.PERSISTENCE.isDebugEnabled()) {
            NucleusLogger.PERSISTENCE.debug(Localiser.msg("023008", ownerOP.getObjectAsPrintable(), ownerMmd.getName(), "" + newValue.size()));
        }
        // TODO This does clear+addAll : Improve this and work out which elements are added and which deleted
        if (backingStore != null) {
            if (SCOUtils.useQueuedUpdate(ownerOP) || !ownerOP.getLifecycleState().isNew()) {
                if (ownerOP.isFlushedToDatastore()) {
                    ownerOP.getExecutionContext().addOperationToQueue(new CollectionClearOperation(ownerOP, backingStore));
                    for (Object element : newValue) {
                        ownerOP.getExecutionContext().addOperationToQueue(new CollectionAddOperation(ownerOP, backingStore, element));
                    }
                }
            } else {
                backingStore.clear(ownerOP);
                try {
                    backingStore.addAll(ownerOP, newValue, useCache ? 0 : -1);
                } catch (NucleusDataStoreException dse) {
                    NucleusLogger.PERSISTENCE.warn(Localiser.msg("023013", "addAll", ownerMmd.getName(), dse));
                }
            }
        }
        delegate.addAll(newValue);
        isCacheLoaded = true;
        makeDirty();
    }
}

Example 13 with CollectionAddOperation

use of org.datanucleus.flush.CollectionAddOperation in project datanucleus-core by datanucleus.

the class PriorityQueue method addAll.

/**
 * Method to add a collection of elements.
 * @param elements The collection of elements to add.
 * @return Whether they were added successfully.
 */
public boolean addAll(java.util.Collection elements) {
    if (useCache) {
        loadFromStore();
    }
    boolean backingSuccess = true;
    if (backingStore != null) {
        if (SCOUtils.useQueuedUpdate(ownerOP)) {
            for (Object element : elements) {
                ownerOP.getExecutionContext().addOperationToQueue(new CollectionAddOperation(ownerOP, backingStore, element));
            }
        } else {
            try {
                backingSuccess = backingStore.addAll(ownerOP, elements, useCache ? delegate.size() : -1);
            } catch (NucleusDataStoreException dse) {
                NucleusLogger.PERSISTENCE.warn(Localiser.msg("023013", "addAll", ownerMmd.getName(), dse));
                backingSuccess = false;
            }
        }
    }
    // Only make it dirty after adding the field to the datastore so we give it time
    // to be inserted - otherwise jdoPreStore on this object would have been called before completing the addition
    makeDirty();
    boolean delegateSuccess = delegate.addAll(elements);
    if (ownerOP != null && !ownerOP.getExecutionContext().getTransaction().isActive()) {
        ownerOP.getExecutionContext().processNontransactionalUpdate();
    }
    return backingStore != null ? backingSuccess : delegateSuccess;
}

Example 14 with CollectionAddOperation

use of org.datanucleus.flush.CollectionAddOperation in project datanucleus-core by datanucleus.

the class LinkedList method addAll.

/**
 * Method to add a Collection to the LinkedList.
 * @param elements The collection
 * @return Whether it was added ok.
 */
public boolean addAll(Collection elements) {
    boolean success = delegate.addAll(elements);
    if (ownerOP != null && ownerOP.getExecutionContext().getManageRelations()) {
        // Relationship management
        Iterator iter = elements.iterator();
        RelationshipManager relMgr = ownerOP.getExecutionContext().getRelationshipManager(ownerOP);
        while (iter.hasNext()) {
            relMgr.relationAdd(ownerMmd.getAbsoluteFieldNumber(), iter.next());
        }
    }
    if (success) {
        if (SCOUtils.useQueuedUpdate(ownerOP)) {
            for (Object element : elements) {
                ownerOP.getExecutionContext().addOperationToQueue(new CollectionAddOperation(ownerOP, ownerMmd.getAbsoluteFieldNumber(), element));
            }
        }
        makeDirty();
        if (ownerOP != null && !ownerOP.getExecutionContext().getTransaction().isActive()) {
            ownerOP.getExecutionContext().processNontransactionalUpdate();
        }
    }
    return success;
}

Example 15 with CollectionAddOperation

use of org.datanucleus.flush.CollectionAddOperation in project datanucleus-core by datanucleus.

the class LinkedList method addLast.

/**
 * Method to add an element as last in the LinkedList.
 * @param element The new element
 */
public void addLast(E element) {
    delegate.addLast(element);
    if (SCOUtils.useQueuedUpdate(ownerOP)) {
        ownerOP.getExecutionContext().addOperationToQueue(new CollectionAddOperation(ownerOP, ownerMmd.getAbsoluteFieldNumber(), element));
    }
    makeDirty();
    if (ownerOP != null && !ownerOP.getExecutionContext().getTransaction().isActive()) {
        ownerOP.getExecutionContext().processNontransactionalUpdate();
    }
}