private static PathImpl.Builder ToBuilder(Node startNode, LinkedList <Relationship> rels)
{
PathImpl.Builder builder = new PathImpl.Builder(startNode);
foreach (Relationship rel in rels)
{
builder = builder.Push(rel);
}
return(builder);
}
private static ICollection <Path> HitToPaths(Hit hit, Node start, Node end, bool stopAsap)
{
ICollection <Path> paths = new List <Path>();
IEnumerable <LinkedList <Relationship> > startPaths = GetPaths(hit.ConnectingNode, hit.Start, stopAsap);
IEnumerable <LinkedList <Relationship> > endPaths = GetPaths(hit.ConnectingNode, hit.End, stopAsap);
foreach (LinkedList <Relationship> startPath in startPaths)
{
PathImpl.Builder startBuilder = ToBuilder(start, startPath);
foreach (LinkedList <Relationship> endPath in endPaths)
{
PathImpl.Builder endBuilder = ToBuilder(end, endPath);
Path path = startBuilder.Build(endBuilder);
paths.Add(path);
}
}
return(paths);
}
// Syntax: makePathWithRelProperty( "weight", "a-4-b-2.3-c-3-d" )
public virtual Path MakePathWithRelProperty(string relPropertyName, string dashSeparatedNodeNamesAndRelationshipProperty)
{
string[] nodeNamesAndRelationshipProperties = dashSeparatedNodeNamesAndRelationshipProperty.Split("-", true);
Node startNode = GetNode(nodeNamesAndRelationshipProperties[0], true);
PathImpl.Builder builder = new PathImpl.Builder(startNode);
if (nodeNamesAndRelationshipProperties.Length < 1)
{
return(builder.Build());
}
for (int i = 0; i < nodeNamesAndRelationshipProperties.Length - 2; i += 2)
{
string from = nodeNamesAndRelationshipProperties[i];
string to = nodeNamesAndRelationshipProperties[i + 2];
string prop = nodeNamesAndRelationshipProperties[i + 1];
Relationship relationship = MakeEdge(from, to, relPropertyName, prop);
builder = builder.Push(relationship);
}
return(builder.Build());
}
