protected internal override Traverser InstantiateTraverser(Node start, Node end)
{
GraphDatabaseService db = start.GraphDatabase;
TraversalDescription sideBase = Db.traversalDescription().breadthFirst().uniqueness(NODE_PATH);
return(Db.bidirectionalTraversalDescription().mirroredSides(sideBase.Expand(_expander)).sideSelector(LEVEL_STOP_DESCENT_ON_RESULT, _maxDepth).collisionEvaluator(toDepth(_maxDepth)).traverse(start, end));
}
protected internal override Traverser InstantiateTraverser(Node start, Node end)
{
GraphDatabaseService db = start.GraphDatabase;
TraversalDescription side = Db.traversalDescription().breadthFirst().uniqueness(_uniqueness).order((startSource, _expander) => new LiteDepthFirstSelector(startSource, _startThreshold, _expander));
return(Db.bidirectionalTraversalDescription().startSide(side.Expand(_expander).evaluator(toDepth(_onDepth / 2))).endSide(side.Expand(_expander.reverse()).evaluator(toDepth(_onDepth - _onDepth / 2))).collisionEvaluator(atDepth(_onDepth)).traverse(start, end));
}
protected internal override Traverser InstantiateTraverser(Node start, Node end)
{
// Bidirectional traversal
GraphDatabaseService db = start.GraphDatabase;
TraversalDescription @base = Db.traversalDescription().depthFirst().uniqueness(Uniqueness());
return(Db.bidirectionalTraversalDescription().startSide(@base.Expand(_expander).evaluator(toDepth(_maxDepth / 2))).endSide(@base.Expand(_expander.reverse()).evaluator(toDepth(_maxDepth - _maxDepth / 2))).traverse(start, end));
}
private void TestCIsReturnedOnDepthTwo(TraversalDescription description)
{
using (Transaction transaction = BeginTx())
{
description = description.Expand(PathExpanders.forTypeAndDirection(_one, OUTGOING));
int i = 0;
foreach (Path position in description.Traverse(Node("A")))
{
assertEquals(i++, position.Length());
}
}
}
