protected override void NotifyObserver(OperationMessage message, IOperationObserver observer)
{
if (message == null)
{
return;
}
if (observer == null)
{
return;
}
observer.ObserverUpdate(message);
// switch (opType)
// {
// case OperationType.Purchase:
// var obPurchase = observer as IOperationObserverPurchase;
// obPurchase.ObserverUpdatePurchase (message as OperationMessagePurchase);
// break;
// case OperationType.Spin:
// var obSpin = observer as IOperationObserverSpin;
// obSpin.ObserverUpdateSpin (message as OperationMessageSpin);
// break;
// }
}
public static void UnSubscribe(IOperationObserver observer, BaseOperation operation)
{
if (AllObservers.Keys.Contains(operation.Name))
{
AllObservers[operation.Name].Remove(observer);
}
}
// implementing subject interface
public static void Subscribe(IOperationObserver observer, BaseOperation operation)
{
if (!AllObservers.Keys.Contains(operation.Name))
{
AllObservers.Add(operation.Name, new List <IOperationObserver>());
}
if (!AllObservers[operation.Name].Contains(observer))
{
AllObservers[operation.Name].Add(observer);
}
}
/// <summary>
/// Creates a new operation state with the provided callback
/// </summary>
public OperationState(Action <IRequestError, Response> callback, IRequest request, int timeoutMillis, IOperationObserver operationObserver)
{
Volatile.Write(ref _callback, (exception, response, timestamp) =>
{
try
{
callback(exception, response);
operationObserver.OnOperationReceive(exception, response, timestamp);
}
catch (Exception ex)
{
OperationState.Logger.Warning("Exception thrown inside an operation callback: {0}", ex.ToString());
}
});
_operationObserver = operationObserver;
Request = request;
TimeoutMillis = timeoutMillis;
}
public void RegisterObserver(IOperationObserver observer, List <OperationType> types)
{
if (observer == null)
{
return;
}
if (null == types)
{
return;
}
ObserverItem observerItem = null;
foreach (var type in types)
{
observerItem = new ObserverItem(observer, type);
if (!observerItems.Contains(observerItem))
{
observerItems.Add(observerItem);
}
}
}
public void RemoveObserver(IOperationObserver observer, OperationType type = OperationType.Default)
{
List <ObserverItem> obItems = new List <ObserverItem> ();
foreach (var item in observerItems)
{
if (observer.Equals(item.Observer))
{
obItems.Add(item);
}
}
if (obItems != null)
{
foreach (var item in obItems)
{
if (type == OperationType.Default || item.OpType.Equals(type))
{
observerItems.Remove(item);
}
}
}
}
/// <summary>
/// 不传type时对 observer进行检查，实现了几种接口就监听几种
/// 传入type时 只监听对应接口
/// </summary>
/// <param name="observer"></param>
/// <param name="type"></param>
public void RegisterObserver(IOperationObserver observer, OperationType type0, OperationType type1 = OperationType.Default, OperationType type2 = OperationType.Default)
{
if (observer == null)
{
return;
}
if (type0.Equals(OperationType.Default))
{
return;
}
var observerItem = new ObserverItem(observer, type0);
if (!observerItems.Contains(observerItem))
{
observerItems.Add(observerItem);
}
if (!type1.Equals(OperationType.Default))
{
observerItem = new ObserverItem(observer, type1);
if (!observerItems.Contains(observerItem))
{
observerItems.Add(observerItem);
}
}
if (!type2.Equals(OperationType.Default))
{
observerItem = new ObserverItem(observer, type2);
if (!observerItems.Contains(observerItem))
{
observerItems.Add(observerItem);
}
}
}
// protected abstract List<OperationType> ParseOperationTypeOfObserver (IOperationObserver observer); protected abstract void NotifyObserver(OperationMessage message, IOperationObserver observer);
public ObserverItem(IOperationObserver observer, OperationType type)
{
OpType = type;
Observer = observer;
}
public void AcceptProgress(IOperationObserver target)
{
this.observer = target;
}
