protected void ProcessNode(IPAddress address, IPStatus status)
{
long roundTripTime = 0;
if (status == IPStatus.TtlExpired || status == IPStatus.Success)
{
Ping pingIntermediate = new Ping();
try
{
//Compute roundtrip time to the address by pinging it
PingReply reply = pingIntermediate.Send(address, _timeout);
roundTripTime = reply.RoundtripTime;
status = reply.Status;
}
catch (PingException e)
{
//Do nothing
System.Diagnostics.Trace.WriteLine(e);
}
finally
{
pingIntermediate.Dispose();
}
}
TracertNode node = new TracertNode(address, roundTripTime, status);
lock (_nodes)
{
_nodes.Add(node);
}
if (RouteNodeFound != null)
{
RouteNodeFound(this, new RouteNodeFoundEventArgs(node, this.IsDone));
}
this.IsDone = address.Equals(_destination);
lock (_nodes)
{
if (!this.IsDone && _nodes.Count >= _maxHops - 1)
{
ProcessNode(_destination, IPStatus.Success);
}
}
}
protected internal RouteNodeFoundEventArgs(TracertNode node, bool isDone)
{
this._node = node;
this._isLastNode = isDone;
}