mirror of
https://github.com/dotnet/MQTTnet.git
synced 2026-10-17 01:33:03 +08:00
Use latest language features (#2176)
* Make use of language features line AsyncDispose, init etc. * Fix build errors * Improve Unit Tests * Improve Unit Tests * Improve Unit Tests * Update samples * Remove obsolete benchmarks * Code cleanup * Improve unit tests * Improve Unit Tests * Fix Unit Tests * Improve Unit Tests * Improve Unit Tests * Restore unit tests * Exclude load tests from unit tests
This commit is contained in:
Christian
@@ -26,32 +26,30 @@ public static class Client_Subscribe_Samples
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var mqttFactory = new MqttClientFactory();
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using (var mqttClient = mqttFactory.CreateMqttClient())
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using var mqttClient = mqttFactory.CreateMqttClient();
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var mqttClientOptions = new MqttClientOptionsBuilder().WithTcpServer("broker.hivemq.com").Build();
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// Setup message handling before connecting so that queued messages
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// are also handled properly. When there is no event handler attached all
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// received messages get lost.
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mqttClient.ApplicationMessageReceivedAsync += e =>
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{
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var mqttClientOptions = new MqttClientOptionsBuilder().WithTcpServer("broker.hivemq.com").Build();
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Console.WriteLine("Received application message.");
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e.DumpToConsole();
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// Setup message handling before connecting so that queued messages
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// are also handled properly. When there is no event handler attached all
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// received messages get lost.
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mqttClient.ApplicationMessageReceivedAsync += e =>
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{
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Console.WriteLine("Received application message.");
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e.DumpToConsole();
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return Task.CompletedTask;
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};
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return Task.CompletedTask;
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};
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await mqttClient.ConnectAsync(mqttClientOptions, CancellationToken.None);
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await mqttClient.ConnectAsync(mqttClientOptions, CancellationToken.None);
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var mqttSubscribeOptions = mqttFactory.CreateSubscribeOptionsBuilder().WithTopicTemplate(sampleTemplate.WithParameter("id", "2")).Build();
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var mqttSubscribeOptions = mqttFactory.CreateSubscribeOptionsBuilder().WithTopicTemplate(sampleTemplate.WithParameter("id", "2")).Build();
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await mqttClient.SubscribeAsync(mqttSubscribeOptions, CancellationToken.None);
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await mqttClient.SubscribeAsync(mqttSubscribeOptions, CancellationToken.None);
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Console.WriteLine("MQTT client subscribed to topic.");
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Console.WriteLine("MQTT client subscribed to topic.");
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Console.WriteLine("Press enter to exit.");
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Console.ReadLine();
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}
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Console.WriteLine("Press enter to exit.");
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Console.ReadLine();
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}
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public static async Task Send_Responses()
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@@ -62,36 +60,34 @@ public static class Client_Subscribe_Samples
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var mqttFactory = new MqttClientFactory();
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using (var mqttClient = mqttFactory.CreateMqttClient())
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using var mqttClient = mqttFactory.CreateMqttClient();
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mqttClient.ApplicationMessageReceivedAsync += delegate(MqttApplicationMessageReceivedEventArgs args)
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{
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mqttClient.ApplicationMessageReceivedAsync += delegate(MqttApplicationMessageReceivedEventArgs args)
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{
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// Do some work with the message...
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// Do some work with the message...
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// Now respond to the broker with a reason code other than success.
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args.ReasonCode = MqttApplicationMessageReceivedReasonCode.ImplementationSpecificError;
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args.ResponseReasonString = "That did not work!";
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// Now respond to the broker with a reason code other than success.
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args.ReasonCode = MqttApplicationMessageReceivedReasonCode.ImplementationSpecificError;
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args.ResponseReasonString = "That did not work!";
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// User properties require MQTT v5!
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args.ResponseUserProperties.Add(new MqttUserProperty("My", "Data"));
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// User properties require MQTT v5!
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args.ResponseUserProperties.Add(new MqttUserProperty("My", "Data"));
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// Now the broker will resend the message again.
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return Task.CompletedTask;
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};
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// Now the broker will resend the message again.
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return Task.CompletedTask;
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};
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var mqttClientOptions = new MqttClientOptionsBuilder().WithTcpServer("broker.hivemq.com").Build();
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var mqttClientOptions = new MqttClientOptionsBuilder().WithTcpServer("broker.hivemq.com").Build();
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await mqttClient.ConnectAsync(mqttClientOptions, CancellationToken.None);
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await mqttClient.ConnectAsync(mqttClientOptions, CancellationToken.None);
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var mqttSubscribeOptions = mqttFactory.CreateSubscribeOptionsBuilder().WithTopicTemplate(sampleTemplate.WithParameter("id", "1")).Build();
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var mqttSubscribeOptions = mqttFactory.CreateSubscribeOptionsBuilder().WithTopicTemplate(sampleTemplate.WithParameter("id", "1")).Build();
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var response = await mqttClient.SubscribeAsync(mqttSubscribeOptions, CancellationToken.None);
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var response = await mqttClient.SubscribeAsync(mqttSubscribeOptions, CancellationToken.None);
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Console.WriteLine("MQTT client subscribed to topic.");
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Console.WriteLine("MQTT client subscribed to topic.");
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// The response contains additional data sent by the server after subscribing.
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response.DumpToConsole();
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}
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// The response contains additional data sent by the server after subscribing.
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response.DumpToConsole();
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}
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public static async Task Subscribe_Multiple_Topics()
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@@ -102,27 +98,25 @@ public static class Client_Subscribe_Samples
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var mqttFactory = new MqttClientFactory();
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using (var mqttClient = mqttFactory.CreateMqttClient())
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{
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var mqttClientOptions = new MqttClientOptionsBuilder().WithTcpServer("broker.hivemq.com").Build();
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using var mqttClient = mqttFactory.CreateMqttClient();
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var mqttClientOptions = new MqttClientOptionsBuilder().WithTcpServer("broker.hivemq.com").Build();
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await mqttClient.ConnectAsync(mqttClientOptions, CancellationToken.None);
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await mqttClient.ConnectAsync(mqttClientOptions, CancellationToken.None);
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// Create the subscribe options including several topics with different options.
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// It is also possible to all of these topics using a dedicated call of _SubscribeAsync_ per topic.
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var mqttSubscribeOptions = mqttFactory.CreateSubscribeOptionsBuilder()
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.WithTopicTemplate(sampleTemplate.WithParameter("id", "1"))
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.WithTopicTemplate(sampleTemplate.WithParameter("id", "2"), noLocal: true)
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.WithTopicTemplate(sampleTemplate.WithParameter("id", "3"), retainHandling: MqttRetainHandling.SendAtSubscribe)
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.Build();
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// Create the subscribe options including several topics with different options.
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// It is also possible to all of these topics using a dedicated call of _SubscribeAsync_ per topic.
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var mqttSubscribeOptions = mqttFactory.CreateSubscribeOptionsBuilder()
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.WithTopicTemplate(sampleTemplate.WithParameter("id", "1"))
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.WithTopicTemplate(sampleTemplate.WithParameter("id", "2"), noLocal: true)
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.WithTopicTemplate(sampleTemplate.WithParameter("id", "3"), retainHandling: MqttRetainHandling.SendAtSubscribe)
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.Build();
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var response = await mqttClient.SubscribeAsync(mqttSubscribeOptions, CancellationToken.None);
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var response = await mqttClient.SubscribeAsync(mqttSubscribeOptions, CancellationToken.None);
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Console.WriteLine("MQTT client subscribed to topics.");
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Console.WriteLine("MQTT client subscribed to topics.");
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// The response contains additional data sent by the server after subscribing.
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response.DumpToConsole();
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}
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// The response contains additional data sent by the server after subscribing.
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response.DumpToConsole();
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}
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public static async Task Subscribe_Topic()
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@@ -133,21 +127,19 @@ public static class Client_Subscribe_Samples
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var mqttFactory = new MqttClientFactory();
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using (var mqttClient = mqttFactory.CreateMqttClient())
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{
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var mqttClientOptions = new MqttClientOptionsBuilder().WithTcpServer("broker.hivemq.com").Build();
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using var mqttClient = mqttFactory.CreateMqttClient();
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var mqttClientOptions = new MqttClientOptionsBuilder().WithTcpServer("broker.hivemq.com").Build();
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await mqttClient.ConnectAsync(mqttClientOptions, CancellationToken.None);
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await mqttClient.ConnectAsync(mqttClientOptions, CancellationToken.None);
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var mqttSubscribeOptions = mqttFactory.CreateSubscribeOptionsBuilder().WithTopicTemplate(sampleTemplate.WithParameter("id", "1")).Build();
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var mqttSubscribeOptions = mqttFactory.CreateSubscribeOptionsBuilder().WithTopicTemplate(sampleTemplate.WithParameter("id", "1")).Build();
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var response = await mqttClient.SubscribeAsync(mqttSubscribeOptions, CancellationToken.None);
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var response = await mqttClient.SubscribeAsync(mqttSubscribeOptions, CancellationToken.None);
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Console.WriteLine("MQTT client subscribed to topic.");
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Console.WriteLine("MQTT client subscribed to topic.");
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// The response contains additional data sent by the server after subscribing.
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response.DumpToConsole();
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}
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// The response contains additional data sent by the server after subscribing.
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response.DumpToConsole();
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}
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static void ConcurrentProcessingDisableAutoAcknowledge(CancellationToken shutdownToken, IMqttClient mqttClient)
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