private void RemoveOldNodes(LongStream idRange)
{
using (Transaction transaction = Database.beginTx())
{
idRange.mapToObj(id => Database.getNodeById(id)).forEach(Node.delete);
transaction.Success();
}
}
private void UpdateOldNodes(LongStream idRange)
{
using (Transaction transaction = Database.beginTx())
{
IList <Node> nodes = idRange.mapToObj(id => Database.getNodeById(id)).collect(Collectors.toList());
for (int i = 0; i < NUMBER_OF_INDEXES; i++)
{
string propertyName = PROPERTY_PREFIX + i;
nodes.ForEach(node => node.setProperty(propertyName, RandomRule.nextLong()));
}
transaction.Success();
}
}