MQTTnet/Frameworks/MQTTnet.NetStandard/Server/MqttServerEventDispatcher.cs

using System;

namespace MQTTnet.Server
{
    public class MqttServerEventDispatcher
    {
        public event EventHandler<MqttClientConnectedEventArgs> ClientConnected;
        public event EventHandler<MqttClientDisconnectedEventArgs> ClientDisconnected;
        public event EventHandler<MqttClientSubscribedTopicEventArgs> ClientSubscribedTopic;
        public event EventHandler<MqttClientUnsubscribedTopicEventArgs> ClientUnsubscribedTopic;

        public event EventHandler<MqttApplicationMessageReceivedEventArgs> ApplicationMessageReceived;
    }
}