void KBR_Callback(IAsyncResult ar)
{
RoutingResult rr = _dht.KeyBasedRouter.EndRoute (ar);
if (rr.RootCandidates == null || rr.RootCandidates.Length == 0) {
//TimeSpan time = DateTime.Now.Subtract (_start);
_result = new GetResult (_key, null, rr.Hops);
Done ();
return;
}
_hops = rr.Hops;
int count;
object msg;
AsyncCallback callback;
if (_getMethod) {
count = Math.Min (_dht.NumberOfReplicas, rr.RootCandidates.Length);
msg = new GetRequest (_key, _typeId);
callback = GetRequest_Callback;
} else {
count = Math.Min (_dht.NumberOfReplicas, rr.RootCandidates.Length);
msg = _putReq;
callback = PutRequest_Callback;
}
_getInquires = count;
for (int i = 0; i < count; i ++) {
if (rr.RootCandidates[i].EndPoint == null) {
if (_getMethod) {
lock (_getLock) {
_getInquires --;
object[] ret = _dht.LocalHashTable.Get (_key, _typeId, _dht._mergerMap[_typeId]);
if (ret != null || _getInquires == 0) {
_result = new GetResult (_key, ret, rr.Hops);
Done ();
return;
} else {
}
}
} else {
_dht.LocalPut (_putReq.Key, _putReq.LifeTime, _putReq.Value, null);
Done ();
}
} else {
_dht.MessagingSocket.BeginInquire (msg, rr.RootCandidates[i].EndPoint, callback, rr.RootCandidates[i].EndPoint);
}
}
}
void PutRequest_Callback(IAsyncResult ar)
{
_dht.MessagingSocket.EndInquire (ar);
_result = null;
Done ();
}
void GetRequest_Callback(IAsyncResult ar)
{
EndPoint remoteEP = (EndPoint)ar.AsyncState;
GetResponse res = _dht.MessagingSocket.EndInquire (ar) as GetResponse;
lock (_getLock) {
if (_result != null)
return;
_getInquires --;
if (res == null || res.Values == null) {
if (_getInquires != 0)
return;
_result = new GetResult (_key, null, _hops);
} else {
for (int i = 0; i < res.Values.Length; i ++) {
IPutterEndPointStore epStore = res.Values[i] as IPutterEndPointStore;
if (epStore != null && epStore.EndPoint == null)
epStore.EndPoint = remoteEP;
}
_result = new GetResult (_key, res.Values, _hops);
}
}
Done ();
}
