public IEnumerable <JsonNode> GetNodes(JsonPointer jsonPointer)
{
if (jsonPointer.Path.Count == 0)
{
yield return(this);
yield break;
}
if (Value.ValueType == JsonValueType.Array)
{
// array
if (jsonPointer[0] == "*")
{
// wildcard
foreach (var child in ArrayItems)
{
foreach (var childChild in child.GetNodes(jsonPointer.Unshift()))
{
yield return(childChild);
}
}
}
else
{
int index;
if (!int.TryParse(jsonPointer[0], out index))
{
throw new KeyNotFoundException();
}
var child = this[index];
foreach (var childChild in child.GetNodes(jsonPointer.Unshift()))
{
yield return(childChild);
}
}
}
else if (Value.ValueType == JsonValueType.Object)
{
// object
if (jsonPointer[0] == "*")
{
// wildcard
foreach (var kv in ObjectItems)
{
foreach (var childChild in kv.Value.GetNodes(jsonPointer.Unshift()))
{
yield return(childChild);
}
}
}
else
{
JsonNode child;
try
{
child = this[jsonPointer[0]];
}
catch (KeyNotFoundException)
{
// key
Values.Add(new JsonValue(new StringSegment(JsonString.Quote(jsonPointer[0])), JsonValueType.String, m_index));
// value
Values.Add(new JsonValue(new StringSegment(), JsonValueType.Object, m_index));
child = this[jsonPointer[0]];
}
foreach (var childChild in child.GetNodes(jsonPointer.Unshift()))
{
yield return(childChild);
}
}
}
else
{
throw new NotImplementedException();
}
}
public static IEnumerable <ListTreeNode <T> > GetNodes <T>(this ListTreeNode <T> self,
JsonPointer jsonPointer)
where T : IListTreeItem, IValue <T>
{
if (jsonPointer.Path.Count == 0)
{
yield return(self);
yield break;
}
if (self.IsArray())
{
// array
if (jsonPointer[0][0] == '*')
{
// wildcard
foreach (var child in self.ArrayItems())
{
foreach (var childChild in child.GetNodes(jsonPointer.Unshift()))
{
yield return(childChild);
}
}
}
else
{
int index = jsonPointer[0].ToInt32();
var child = self.ArrayItems().Skip(index).First();
foreach (var childChild in child.GetNodes(jsonPointer.Unshift()))
{
yield return(childChild);
}
}
}
else if (self.IsMap())
{
// object
if (jsonPointer[0][0] == '*')
{
// wildcard
foreach (var kv in self.ObjectItems())
{
foreach (var childChild in kv.Value.GetNodes(jsonPointer.Unshift()))
{
yield return(childChild);
}
}
}
else
{
ListTreeNode <T> child;
try
{
child = self.ObjectItems().First(x => x.Key.GetUtf8String() == jsonPointer[0]).Value;
}
catch (Exception)
{
// key
self.AddKey(jsonPointer[0]);
// value
self.AddValue(default(ArraySegment <byte>), ValueNodeType.Object);
child = self.ObjectItems().First(x => x.Key.GetUtf8String() == jsonPointer[0]).Value;
}
foreach (var childChild in child.GetNodes(jsonPointer.Unshift()))
{
yield return(childChild);
}
}
}
else
{
throw new NotImplementedException();
}
}