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Minecraft-Phantom-Panel/Utils/Phantom.Utils.Events/EventSubscribers.cs

28 lines
741 B
C#

using Phantom.Utils.Collections;
using Serilog;
namespace Phantom.Utils.Events;
public class EventSubscribers<T> {
private readonly RwLockedDictionary<object, Action<T>> subscribers = new (1, LockRecursionPolicy.NoRecursion);
private readonly ILogger logger;
internal EventSubscribers(ILogger logger) {
this.logger = logger;
}
public virtual void Subscribe(object owner, Action<T> subscriber) {
subscribers[owner] = subscriber;
}
public virtual void Unsubscribe(object owner) {
if (!subscribers.Remove(owner)) {
logger.Warning("Tried unsubscribing an object that was not subscribed: {Owner}", owner);
}
}
internal void Publish(T eventData) {
subscribers.ForEachValue(subscriber => subscriber(eventData));
}
}