/// <summary>
/// for a given node returns all the child nodes
/// </summary>
/// <param name="nodeValue"></param>
/// <param name="parentNodePath"></param>
/// <returns></returns>
public static List <Tuple <object, GraphPath> > GetChildTraversalNodes(object nodeValue, GraphPath parentNodePath,
Func <object, GraphPath, bool> doNotTraverseFilter = null)
{
List <Tuple <object, GraphPath> > rv = new List <Tuple <object, GraphPath> >();
//if the node is IEnumerable, recurse here
if (nodeValue is IEnumerable && (nodeValue is string) == false)
{
IEnumerable objEnumerable = nodeValue as IEnumerable;
int index = 0;
foreach (var each in objEnumerable)
{
//build the path
var path = GraphPath.New(parentNodePath);
path.AddSegment(EnumeratedItemSegment.New(index));
if (doNotTraverseFilter != null &&
doNotTraverseFilter(each, path))
{
continue;
}
rv.Add(new Tuple <object, GraphPath>(each, path));
index++;
}
}
else
{
//recurse the fields
var fields = GraphingUtil.GetNestingNotatedFieldInfos(nodeValue.GetType());
foreach (var field in fields)
{
//get field value
var obj = field.Item2.GetValue(nodeValue);
var path = GraphPath.New(parentNodePath);
path.AddSegment(GraphSegment.New(field.Item1));
if (doNotTraverseFilter != null &&
doNotTraverseFilter(obj, path))
{
continue;
}
//build the node and recurse
rv.Add(new Tuple <object, GraphPath>(obj, path));
}
}
return(rv);
}
/// <summary>
/// given the object to graph, builds a graph
/// </summary>
/// <param name="obj"></param>
private void BuildGraph(object obj, Func <object, GraphPath, bool> skipFilter = null)
{
/*
* We walk each object in the graph and convert that into a GraphNode (ie. GraphPath + ManagedValue + Sequence)
*
*/
Condition.Requires(obj).IsNotNull();
this.NodeStore = NaturalInMemoryStore.New().IsOf <GraphNode>();
this.Counter = new Counter();
this.SkipFilter = skipFilter;
var rootPath = GraphPath.New();
//build the node and recurse, maybe
BuildNode(obj, rootPath);
}
public static GraphNode GetRootNode(this IStoreOf <GraphNode> nodeStore)
{
return(GetNode(nodeStore, GraphPath.New()));
}