public void RegisterOuterEventSubscriber(string sessionId, string topic, SubscriberLocation location)
{
if (subscribers.ContainsKey(sessionId + topic))
{
return;
}
if (!events.ContainsKey(topic))
{
throw new ArgumentException("系统中没有topic为 [" + topic + "] 的事件");
}
EventCollector collector;
if (eventCollectors.ContainsKey(sessionId))
{
collector = eventCollectors[sessionId];
}
else
{
collector = new EventCollector();
eventCollectors.Add(sessionId, collector);
}
collector.RegisterEvent(topic, events[topic].EventInfo, kernel[events[topic].EventInfo.DeclaringType]);
EventSubscriberInfo subInfo = new EventSubscriberInfo(topic, location, "", "");
AddEventSubscriber(sessionId + topic, subInfo);
if (!outerSubscriberMapping.ContainsKey(sessionId))
{
outerSubscriberMapping.Add(sessionId, new List <string>());
}
outerSubscriberMapping[sessionId].Add(topic);
AddOuterSubscriberToPublisherInfo(sessionId + topic, subInfo);
db.Store(new OuterEventInfo(sessionId, topic, location));
}
/// <summary>
/// 连接到内部事件
/// </summary>
public void ConnectInnerEvent()
{
foreach (EventPublisherInfo publisher in this.events.Values)
{
foreach (string subscriberKey in subscribers.Keys)
{
EventSubscriberInfo info = subscribers[subscriberKey];
if (info.Location == SubscriberLocation.Local && publisher.Topic == info.Topic)
{
try {
Delegate handler = Delegate.CreateDelegate(publisher.EventInfo.EventHandlerType, kernel[info.ServiceType], info.MethodInfo);
publisher.EventInfo.AddEventHandler(kernel[publisher.EventInfo.DeclaringType], handler);
publisher.AddSubscriber(subscriberKey, info);
}
catch (Exception ex) {
throw new Exception("在连接对象[" + info.MethodInfo.DeclaringType.Name +
"]上的订阅者[" + info.Topic + "]到接口[" +
publisher.EventInfo.DeclaringType.ToString() +
"]上定义的事件[" + publisher.EventInfo.Name + "]时发生错误", ex);
}
}
}
}
ReregisterOuterEvent();
}
private void AddOuterSubscriberToPublisherInfo(string subscriberKey, EventSubscriberInfo subInfo)
{
foreach (EventPublisherInfo publisher in this.events.Values) {
if (publisher.Topic == subInfo.Topic) {
publisher.AddSubscriber(subscriberKey, subInfo);
}
}
}
private void AddOuterSubscriberToPublisherInfo(string subscriberKey, EventSubscriberInfo subInfo)
{
foreach (EventPublisherInfo publisher in this.events.Values)
{
if (publisher.Topic == subInfo.Topic)
{
publisher.AddSubscriber(subscriberKey, subInfo);
}
}
}
private void AddEventSubscriber(string subscriberKey, EventSubscriberInfo subscriber)
{
subscribers.Add(subscriberKey, subscriber);
}
/// <summary>
/// 添加订阅者到订阅者数组
/// </summary>
/// <param name="subscriberKey">订阅者标识</param>
/// <param name="subscriber">订阅者信息</param>
public void AddSubscriber(string subscriberKey, EventSubscriberInfo subscriber)
{
subscribers.Add(subscriberKey, subscriber);
}
private void AddEventSubscriber(string subscriberKey, EventSubscriberInfo subscriber)
{
subscribers.Add(subscriberKey, subscriber);
}
public void RegisterOuterEventSubscriber(string sessionId, string topic, SubscriberLocation location)
{
if (subscribers.ContainsKey(sessionId + topic)) return;
if (!events.ContainsKey(topic)) throw new ArgumentException("系统中没有topic为 [" + topic + "] 的事件");
EventCollector collector;
if (eventCollectors.ContainsKey(sessionId))
collector = eventCollectors[sessionId];
else {
collector = new EventCollector();
eventCollectors.Add(sessionId, collector);
}
collector.RegisterEvent(topic, events[topic].EventInfo, kernel[events[topic].EventInfo.DeclaringType]);
EventSubscriberInfo subInfo = new EventSubscriberInfo(topic, location, "", "");
AddEventSubscriber(sessionId + topic, subInfo);
if (!outerSubscriberMapping.ContainsKey(sessionId)) outerSubscriberMapping.Add(sessionId, new List<string>());
outerSubscriberMapping[sessionId].Add(topic);
AddOuterSubscriberToPublisherInfo(sessionId + topic, subInfo);
db.Store(new OuterEventInfo(sessionId, topic, location));
}
/// <summary>
/// ��Ӷ����ߵ�����������
/// </summary>
/// <param name="subscriberKey">�����߱�ʶ</param>
/// <param name="subscriber">��������Ϣ</param>
public void AddSubscriber(string subscriberKey, EventSubscriberInfo subscriber)
{
subscribers.Add(subscriberKey, subscriber);
}