private void SendChannelSubscriptionNotifications(ChannelSubscription subscription)
{
CheckLocked();
RefreshSubscriptions();
SendJoinedSubscriptionNotifications(subscription);
SendCreatedNotifications(subscription);
SendUpdatedNotifications(subscription);
SendActivatedNotifications(subscription);
SendChannelDataNotifications(subscription);
SendDeactivatedNotifications(subscription);
SendUnjoinedSubscriptionNotifications(subscription);
foreach (var @object in subscription.GetAllRemovedObjects())
{
subscription.ChannelScopeUuidByChannelUuid.Remove(@object.Uuid);
subscription.ChannelSubscriptionsByChannelUuid.Remove(@object.Uuid);
subscription.ChannelScopeUuidByChannelUuid.Remove(@object.Uuid);
}
subscription.PreviousObjects = subscription.Objects;
subscription.Objects = new Dictionary <Guid, MockObject>();
subscription.LastNotificationTime = StoreLastWrite;
}
private void SendChannelDataNotifications(ChannelSubscription subscription)
{
if (StoreLastWrite - subscription.LastSendTime < subscription.MaxMessageRate)
{
return;
}
var streamingInfos = subscription.ValidChannelIds.Values.Where(s => s.IsStarted && !s.Channel.IsDeleted && s.Channel is IMockGrowingObject);
var dataItems = GetChannelData(subscription.Version, streamingInfos, subscription.MaxDataItems);
if (dataItems.Count > 0)
{
subscription.Callbacks.DataAppended(subscription.Uuid, dataItems);
subscription.LastSendTime = StoreLastWrite;
}
}
public bool StartChannelSubscription(EtpVersion version, Guid sessionId, int maxDataItems, TimeSpan maxMessageRate, bool autoStart, MockGrowingObjectCallbacks callbacks)
{
CheckLocked();
if (ChannelSubscriptionsBySessionId.ContainsKey(sessionId))
{
return(false);
}
ChannelSubscriptionsBySessionId[sessionId] = new ChannelSubscription
{
Version = version,
Uuid = sessionId,
LastNotificationTime = StoreLastWrite,
AutoStart = autoStart,
MaxDataItems = maxDataItems,
MaxMessageRate = maxMessageRate,
Callbacks = callbacks,
};
return(true);
}
private void RefreshChannelSubscription(ChannelSubscription subscription)
{
var allObjects = new Dictionary <Guid, MockObject>();
subscription.ChannelScopeUuidByChannelUuid.Clear();
subscription.ValidChannelIds.Clear();
foreach (var subscriptionInfo in subscription.ChannelScopesByChannelScopeUuid.Values)
{
foreach (var @object in GetObjects(subscription.Version, subscriptionInfo.Context))
{
allObjects[@object.Uuid] = @object;
if (!subscription.ChannelScopeUuidByChannelUuid.ContainsKey(@object.Uuid))
{
subscription.ChannelScopeUuidByChannelUuid[@object.Uuid] = subscriptionInfo.RequestUuid;
ChannelSubscriptionInfo info;
if (!subscription.ChannelSubscriptionsByChannelUuid.TryGetValue(@object.Uuid, out info))
{
info = new ChannelSubscriptionInfo
{
Channel = @object,
ChannelId = subscription.NextChannelId++,
ChannelScopeUuid = subscriptionInfo.RequestUuid,
IsStarted = false,
SendChanges = false,
};
if (subscription.AutoStart)
{
StartChannelSubscriptionInfo(info, null, false);
}
subscription.ChannelSubscriptionsByChannelUuid[@object.Uuid] = info;
}
subscription.ValidChannelIds[info.ChannelId] = info;
}
}
}
RefreshSubscriptionObjects(subscription, allObjects.Values);
}