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perf(GFramework.Core): 优化PriorityEvent事件处理器性能

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- 在MergeAndSortHandlers方法中创建_handlers和_contextHandlers的快照副本
- 避免在迭代期间直接访问集合可能发生的修改问题
- 提高事件处理时的性能表现和稳定性
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GeWuYou 2026-02-25 21:33:41 +08:00 committed by gewuyou
parent 78e0c75641
commit c454fa1acf
1 changed files with 4 additions and 2 deletions
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6
GFramework.Core/events/PriorityEvent.cs
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@ -191,11 +191,13 @@ public class PriorityEvent<T> : IEvent
private List<(int Priority, Action? Handler, Action<EventContext<T>>? ContextHandler, bool IsContext)> private List<(int Priority, Action? Handler, Action<EventContext<T>>? ContextHandler, bool IsContext)>
MergeAndSortHandlers(T t) MergeAndSortHandlers(T t)
{ {
var normalSnapshot = _handlers.ToArray();
var contextSnapshot = _contextHandlers.ToArray();
// 使用快照避免迭代期间修改 // 使用快照避免迭代期间修改
return _handlers return normalSnapshot
.Select(h => (h.Priority, Handler: (Action?)(() => h.Handler.Invoke(t)), .Select(h => (h.Priority, Handler: (Action?)(() => h.Handler.Invoke(t)),
ContextHandler: (Action<EventContext<T>>?)null, IsContext: false)) ContextHandler: (Action<EventContext<T>>?)null, IsContext: false))
.Concat(_contextHandlers .Concat(contextSnapshot
.Select(h => (h.Priority, Handler: (Action?)null, .Select(h => (h.Priority, Handler: (Action?)null,
ContextHandler: (Action<EventContext<T>>?)h.Handler, IsContext: true))) ContextHandler: (Action<EventContext<T>>?)h.Handler, IsContext: true)))
.OrderByDescending(h => h.Priority) .OrderByDescending(h => h.Priority)