mirror of
https://github.com/dotnet/MQTTnet.git
synced 2026-10-21 12:16:02 +08:00
Merge branch 'develop' into Fix_Bug33
This commit is contained in:
@@ -85,7 +85,7 @@ namespace MQTTnet.Implementations
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{
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try
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{
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var clientSocket = await Task.Factory.FromAsync(_defaultEndpointSocket.BeginAccept, _defaultEndpointSocket.EndAccept, null);
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var clientSocket = await Task.Factory.FromAsync(_defaultEndpointSocket.BeginAccept, _defaultEndpointSocket.EndAccept, null).ConfigureAwait(false);
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var clientAdapter = new MqttChannelCommunicationAdapter(new MqttTcpChannel(clientSocket, null), new MqttPacketSerializer());
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ClientConnected?.Invoke(this, new MqttClientConnectedEventArgs(clientSocket.RemoteEndPoint.ToString(), clientAdapter));
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}
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@@ -105,10 +105,10 @@ namespace MQTTnet.Implementations
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{
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try
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{
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var clientSocket = await Task.Factory.FromAsync(_tlsEndpointSocket.BeginAccept, _tlsEndpointSocket.EndAccept, null);
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var clientSocket = await Task.Factory.FromAsync(_tlsEndpointSocket.BeginAccept, _tlsEndpointSocket.EndAccept, null).ConfigureAwait(false);
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var sslStream = new SslStream(new NetworkStream(clientSocket));
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await sslStream.AuthenticateAsServerAsync(_tlsCertificate, false, SslProtocols.Tls12, false);
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await sslStream.AuthenticateAsServerAsync(_tlsCertificate, false, SslProtocols.Tls12, false).ConfigureAwait(false);
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var clientAdapter = new MqttChannelCommunicationAdapter(new MqttTcpChannel(clientSocket, sslStream), new MqttPacketSerializer());
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ClientConnected?.Invoke(this, new MqttClientConnectedEventArgs(clientSocket.RemoteEndPoint.ToString(), clientAdapter));
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@@ -46,13 +46,13 @@ namespace MQTTnet.Implementations
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_socket = new Socket(SocketType.Stream, ProtocolType.Tcp);
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}
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await Task.Factory.FromAsync(_socket.BeginConnect, _socket.EndConnect, options.Server, options.GetPort(), null);
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await Task.Factory.FromAsync(_socket.BeginConnect, _socket.EndConnect, options.Server, options.GetPort(), null).ConfigureAwait(false);
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if (options.TlsOptions.UseTls)
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{
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_sslStream = new SslStream(new NetworkStream(_socket, true));
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_dataStream = _sslStream;
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await _sslStream.AuthenticateAsClientAsync(options.Server, LoadCertificates(options), SslProtocols.Tls12, options.TlsOptions.CheckCertificateRevocation);
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await _sslStream.AuthenticateAsClientAsync(options.Server, LoadCertificates(options), SslProtocols.Tls12, options.TlsOptions.CheckCertificateRevocation).ConfigureAwait(false);
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}
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else
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{
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@@ -45,13 +45,13 @@ namespace MQTTnet.Implementations
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_socket = new Socket(SocketType.Stream, ProtocolType.Tcp);
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}
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await _socket.ConnectAsync(options.Server, options.GetPort());
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await _socket.ConnectAsync(options.Server, options.GetPort()).ConfigureAwait(false);
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if (options.TlsOptions.UseTls)
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{
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_sslStream = new SslStream(new NetworkStream(_socket, true));
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_dataStream = _sslStream;
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await _sslStream.AuthenticateAsClientAsync(options.Server, LoadCertificates(options), SslProtocols.Tls12, options.TlsOptions.CheckCertificateRevocation);
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await _sslStream.AuthenticateAsClientAsync(options.Server, LoadCertificates(options), SslProtocols.Tls12, options.TlsOptions.CheckCertificateRevocation).ConfigureAwait(false);
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}
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else
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{
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@@ -0,0 +1,119 @@
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using MQTTnet.Core.Channel;
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using MQTTnet.Core.Client;
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using MQTTnet.Core.Exceptions;
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using System;
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using System.Net.WebSockets;
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using System.Threading;
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using System.Threading.Tasks;
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namespace MQTTnet.Implementations
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{
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public sealed class MqttWebSocketsChannel : IMqttCommunicationChannel, IDisposable
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{
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private ClientWebSocket _webSocket;
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private const int BufferSize = 4096;
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private const int BufferAmplifier = 20;
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private readonly byte[] WebSocketBuffer = new byte[BufferSize * BufferAmplifier];
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private int WebSocketBufferSize;
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private int WebSocketBufferOffset;
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public MqttWebSocketsChannel()
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{
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_webSocket = new ClientWebSocket();
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}
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public async Task ConnectAsync(MqttClientOptions options)
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{
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_webSocket = null;
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try
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{
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_webSocket = new ClientWebSocket();
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await _webSocket.ConnectAsync(new Uri(options.Server), CancellationToken.None);
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}
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catch (WebSocketException exception)
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{
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throw new MqttCommunicationException(exception);
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}
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}
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public async Task DisconnectAsync()
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{
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await _webSocket.CloseAsync(WebSocketCloseStatus.NormalClosure, string.Empty, CancellationToken.None);
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}
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public void Dispose()
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{
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if (_webSocket != null)
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{
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_webSocket.Dispose();
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}
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}
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public Task ReadAsync(byte[] buffer)
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{
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return Task.WhenAll(ReadToBufferAsync(buffer));
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}
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private async Task ReadToBufferAsync(byte[] buffer)
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{
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var temporaryBuffer = new byte[BufferSize];
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var offset = 0;
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while (_webSocket.State == WebSocketState.Open)
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{
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if (WebSocketBufferSize == 0)
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{
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WebSocketBufferOffset = 0;
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WebSocketReceiveResult response;
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do
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{
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response =
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await _webSocket.ReceiveAsync(new ArraySegment<byte>(temporaryBuffer), CancellationToken.None);
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temporaryBuffer.CopyTo(WebSocketBuffer, offset);
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offset += response.Count;
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temporaryBuffer = new byte[BufferSize];
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} while (!response.EndOfMessage);
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WebSocketBufferSize = response.Count;
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if (response.MessageType == WebSocketMessageType.Close)
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{
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await _webSocket.CloseAsync(WebSocketCloseStatus.NormalClosure, string.Empty, CancellationToken.None);
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}
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Buffer.BlockCopy(WebSocketBuffer, 0, buffer, 0, buffer.Length);
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WebSocketBufferSize -= buffer.Length;
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WebSocketBufferOffset += buffer.Length;
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}
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else
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{
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Buffer.BlockCopy(WebSocketBuffer, WebSocketBufferOffset, buffer, 0, buffer.Length);
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WebSocketBufferSize -= buffer.Length;
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WebSocketBufferOffset += buffer.Length;
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}
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return;
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}
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}
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public Task WriteAsync(byte[] buffer)
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{
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if (buffer == null) {
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throw new ArgumentNullException(nameof(buffer));
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}
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try
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{
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return _webSocket.SendAsync(new ArraySegment<byte>(buffer), WebSocketMessageType.Binary, true,
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CancellationToken.None);
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}
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catch (WebSocketException exception)
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{
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throw new MqttCommunicationException(exception);
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}
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}
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}
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}
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@@ -24,6 +24,8 @@
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<ItemGroup>
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<PackageReference Include="System.Net.Security" Version="4.3.1" />
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<PackageReference Include="System.Net.WebSockets" Version="4.3.0" />
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<PackageReference Include="System.Net.WebSockets.Client" Version="4.3.1" />
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<PackageReference Include="System.Threading.Thread" Version="4.3.0" />
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</ItemGroup>
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@@ -3,6 +3,7 @@ using MQTTnet.Core.Adapter;
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using MQTTnet.Core.Client;
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using MQTTnet.Core.Serializer;
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using MQTTnet.Implementations;
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using MQTTnet.Core.Channel;
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namespace MQTTnet
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{
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@@ -10,9 +11,27 @@ namespace MQTTnet
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{
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public IMqttClient CreateMqttClient(MqttClientOptions options)
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{
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if (options == null) throw new ArgumentNullException(nameof(options));
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if (options == null) {
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throw new ArgumentNullException(nameof(options));
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}
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return new MqttClient(options, new MqttChannelCommunicationAdapter(new MqttTcpChannel(), new MqttPacketSerializer()));
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return new MqttClient(options, new MqttChannelCommunicationAdapter(GetMqttCommunicationChannel(options), new MqttPacketSerializer()));
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}
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private static IMqttCommunicationChannel GetMqttCommunicationChannel(MqttClientOptions options)
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{
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switch (options.ConnectionType)
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{
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case ConnectionTypes.TCP:
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case ConnectionTypes.TLS:
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return new MqttTcpChannel();
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case ConnectionTypes.WS:
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case ConnectionTypes.WSS:
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return new MqttWebSocketsChannel();
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default:
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return null;
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}
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}
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}
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}
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