mqtt/Mqtt/MQTTnet-master/Source/MQTTnet/IApplicationMessagePublisher.cs

using System.Threading;
using System.Threading.Tasks;
using MQTTnet.Client.Publishing;

namespace MQTTnet
{
    public interface IApplicationMessagePublisher
    {
        Task<MqttClientPublishResult> PublishAsync(MqttApplicationMessage applicationMessage, CancellationToken cancellationToken);
    }
}