/// <summary>
/// 当前对象中的属性包含的子类触发通知事件
/// </summary>
/// <param name="sender">触发事件源</param>
/// <param name="eventArgs"></param>
protected virtual void NotifyByChildren(object sender, CacheItemEventArgs eventArgs)
{
if (!_isDisableEvent && (IsInCache || !(this is AbstractEntity)))
{
_hasChanged = true;
if (ItemEvent != null)
{
if (string.IsNullOrEmpty(eventArgs.PropertyName))
{
eventArgs.PropertyName = PropertyName;
}
ItemEvent.Notify(sender, eventArgs);
}
}
}
/// <summary>
/// 触发UnChange事件通知
/// </summary>
internal override void UnChangeNotify(object sender, CacheItemEventArgs eventArgs)
{
if (ChildrenEvent != null)
{
ChildrenEvent.NotifyAll(sender, eventArgs);
}
if (!eventArgs.HasChanged)
{
_hasChanged = false;
}
if (eventArgs.ChangeType == CacheItemChangeType.DisableEvent)
{
SetDisableEvent();
}
}
/// <summary>
/// 当前对象(包括继承)的属性触发通知事件
/// </summary>
/// <param name="sender">触发事件源</param>
/// <param name="eventArgs"></param>
protected virtual void Notify(object sender, CacheItemEventArgs eventArgs)
{
//modify reason:调用ExclusiveModify方法多个属性被修改时,修改状态延后通知，减少频繁同步数据
if (!_isDisableEvent && !IsModifying && (IsInCache || !(this is AbstractEntity)))
{
IItemChangeEvent val;
if ((val = sender as IItemChangeEvent) != null && !val.IsInCache)
{
val.IsInCache = true;
}
_hasChanged = true;
if (ItemEvent != null)
{
ItemEvent.Notify(sender, eventArgs);
}
}
}
/// <summary> /// 解除变更事件通知 /// </summary> /// <param name="sender"></param> /// <param name="eventArgs"></param> internal abstract void UnChangeNotify(object sender, CacheItemEventArgs eventArgs);