public static Task<MqttClientUnsubscribeResult> UnsubscribeAsync(this IMqttClient client, params string[] topicFilters)
{
if (client == null) throw new ArgumentNullException(nameof(client));
if (topicFilters == null) throw new ArgumentNullException(nameof(topicFilters));
var options = new MqttClientUnsubscribeOptions();
options.TopicFilters.AddRange(topicFilters);
return client.UnsubscribeAsync(options);
}
public async Task <MqttClientUnsubscribeResult> UnsubscribeAsync(MqttClientUnsubscribeOptions options, CancellationToken cancellationToken)
{
if (options == null)
{
throw new ArgumentNullException(nameof(options));
}
ThrowIfNotConnected();
var unsubscribePacket = _adapter.PacketFormatterAdapter.DataConverter.CreateUnsubscribePacket(options);
unsubscribePacket.PacketIdentifier = _packetIdentifierProvider.GetNextPacketIdentifier();
var unsubAckPacket = await SendAndReceiveAsync <MqttUnsubAckPacket>(unsubscribePacket, cancellationToken).ConfigureAwait(false);
return(_adapter.PacketFormatterAdapter.DataConverter.CreateClientUnsubscribeResult(unsubscribePacket, unsubAckPacket));
}
public static Task <MqttClientUnsubscribeResult> UnsubscribeAsync(this IMqttClient client, MqttClientUnsubscribeOptions options)
{
if (client == null)
{
throw new ArgumentNullException(nameof(client));
}
return(client.UnsubscribeAsync(options, CancellationToken.None));
}
public static Task <MqttClientUnsubscribeResult> UnsubscribeAsync(this IMqttClient client, MqttClientUnsubscribeOptions options)
{
return(client.UnsubscribeAsync(options, CancellationToken.None));
}