// ASSUMPTION: caller holds ThisLock
private void RemoveFromTimedOutRequestList(ICorrelatorKey request)
{
Fx.Assert(request != null, "request cannot be null");
if (_timedOutRequests != null)
{
_timedOutRequests.Remove(request);
}
}
// This method is used to remove the request from the correlator table when the
// reply is lost. This will avoid leaking the correlator table in cases where the
// channel faults or aborts while there are pending requests.
internal void RemoveRequest(ICorrelatorKey request)
{
Fx.Assert(request != null, "request cannot be null");
if (request.RequestCorrelatorKey != null)
{
lock (_states)
{
_states.Remove(request.RequestCorrelatorKey);
}
}
}
void IRequestReplyCorrelator.Add <T>(Message request, T state)
{
UniqueId messageId = request.Headers.MessageId;
Type stateType = typeof(T);
Key key = new Key(messageId, stateType);
// add the correlator key to the request, this will be needed for cleaning up the correlator table in case of
// channel aborting or faulting while there are pending requests
ICorrelatorKey value = state as ICorrelatorKey;
if (value != null)
{
value.RequestCorrelatorKey = key;
}
lock (_states)
{
_states.Add(key, state);
}
}
void AbortRequests()
{
IDuplexRequest[] array = null;
lock (ThisLock)
{
if (requests != null)
{
array = requests.ToArray();
foreach (IDuplexRequest request in array)
{
request.Abort();
}
}
requests = null;
requestAborted = true;
}
// Remove requests from the correlator since the channel might be either faulting or aborting,
// We are not going to get a reply for these requests. If they are not removed from the correlator, this will cause a leak.
// This operation does not have to be under the lock
if (array != null && array.Length > 0)
{
RequestReplyCorrelator requestReplyCorrelator = correlator as RequestReplyCorrelator;
if (requestReplyCorrelator != null)
{
foreach (IDuplexRequest request in array)
{
ICorrelatorKey keyedRequest = request as ICorrelatorKey;
if (keyedRequest != null)
{
requestReplyCorrelator.RemoveRequest(keyedRequest);
}
}
}
}
//if there are any timed out requests, delete it from the correlator table
DeleteTimedoutRequestsFromCorrelator();
}
// ASSUMPTION: caller holds ThisLock
private void AddToTimedOutRequestList(ICorrelatorKey request)
{
Fx.Assert(request != null, "request cannot be null");
TimedOutRequests.Add(request);
}
