public Node _findNode(GraphKey key) {
return _findNode(key.getIndex(), key.getKey(), key.getValue());
/* ResourceIterable<Node> nodes = graphDb.findNodesByLabelAndProperty(
DynamicLabel.label(connection.getType()),
AggrigationUtils.PROPERTY_KEY,
connection.getKey());
try (ResourceIterator<Node> noded = nodes.iterator()) {
if (noded.hasNext())
return noded.next();
else
return null;
}*/
}
private static String getRelationshipKey(GraphKey key) {
return key.getIndex() + "." + key.getKey() + "." + key.getValue();
}
public Node _importNode(GraphNode graphNode) {
if (graphNode.isBroken() || graphNode.isDeleted()) return null;
GraphKey key = graphNode.getKey();
if (StringUtils.isEmpty(key.getIndex()))
throw new IllegalArgumentException("Node Key Index can not be empty");
if (StringUtils.isEmpty(key.getKey()))
throw new IllegalArgumentException("Node Key Property can not be null");
if (null == key.getValue())
throw new IllegalArgumentException("Node Key Value can not be null");
if (verbose) {
System.out.println("Importing Node (" + key + ")");
}
Index<Node> idx = _getNodeIndex(key.getIndex());
Node node = _findSingleNode(key.getIndex(), key.getKey(), key.getValue());
if (null == node) {
node = _createNode(graphNode.getLabels(), graphNode.getProperties());
node.setProperty(key.getKey(), key.getValue());
idx.add(node, key.getKey(), key.getValue());
List<GraphRelationship> list = unknownRelationships.remove(getRelationshipKey(key));
if (null != list)
for (GraphRelationship relationship : list) _importRelationship(relationship, false);
for (GraphKey index : graphNode.getIndexes()) {
node.setProperty(index.getKey(), index.getValue());
list = unknownRelationships.remove(getRelationshipKey(index));
if (null != list)
for (GraphRelationship relationship : list) _importRelationship(relationship, false);
}
} else {
++nodesUpdated;
_updateNode(node, graphNode.getLabels(), graphNode.getProperties());
}
return node;
}
private List<Node> _findRelatedNodes(GraphKey key) {
return _findRelatedNodes(DynamicLabel.label(key.getIndex()), key.getKey(), key.getValue());
}
public Node _findSingleNode(GraphKey key) {
return _findSingleNode(key.getIndex(), key.getKey(), key.getValue());
}
public ResourceIterator<Node> _findNodes(GraphKey key) {
return _findNodes(DynamicLabel.label(key.getIndex()), key.getKey(), key.getValue());
}