MapNode copyRoot = copyNode(context, original, newWorkspace, newParent, desiredName, true, oldToNewUuids);
// Now, adjust any references in the new subgraph to objects in the original subgraph
// (because they were internal references, and need to be internal to the new subgraph)
PropertyFactory propertyFactory = context.getPropertyFactory();
UuidFactory uuidFactory = context.getValueFactories().getUuidFactory();
ValueFactory<Reference> referenceFactory = context.getValueFactories().getReferenceFactory();
for (Map.Entry<UUID, UUID> oldToNew : oldToNewUuids.entrySet()) {
MapNode oldNode = this.getNode(oldToNew.getKey());
MapNode newNode = newWorkspace.getNode(oldToNew.getValue());
assert oldNode != null;
assert newNode != null;
// Iterate over the properties of the new ...
for (Map.Entry<Name, Property> entry : newNode.getProperties().entrySet()) {
Property property = entry.getValue();
// Now see if any of the property values are references ...
List<Object> newValues = new ArrayList<Object>();
boolean foundReference = false;
for (Iterator<?> iter = property.getValues(); iter.hasNext();) {
Object value = iter.next();
PropertyType type = PropertyType.discoverType(value);
if (type == PropertyType.REFERENCE) {
UUID oldReferencedUuid = uuidFactory.create(value);
UUID newReferencedUuid = oldToNewUuids.get(oldReferencedUuid);
if (newReferencedUuid != null) {
newValues.add(referenceFactory.create(newReferencedUuid));
foundReference = true;
}