public void Produce(string message)
{
var config = new Dictionary <string, object>
{
{ "bootstrap.servers", "localhost:9092" }
};
using (var producer = new Confluent.Kafka.Producer <Confluent.Kafka.Null, string>(config, null, new Confluent.Kafka.Serialization.StringSerializer(Encoding.UTF8)))
{
producer.ProduceAsync("first_topic", null, message).GetAwaiter().GetResult();
}
}
static void Main(string[] args)
{
var builder = new ConfigurationBuilder()
.SetBasePath(Directory.GetCurrentDirectory())
.AddJsonFile("appSettings.json");
Configuration = builder.Build();
var brokerList = Configuration.GetSection("brokers").GetChildren().Select(x => x.Value).ToArray();
var config = new Dictionary <string, object>
{
{ "bootstrap.servers", String.Join(" ", brokerList) }
};
using (var producer = new Confluent.Kafka.Producer <Confluent.Kafka.Null, string>(config, null, new StringSerializer(Encoding.UTF8)))
{
var producerName = Configuration["producerName"];
var topicName = Configuration["topicName"];
Console.WriteLine("\n---------------------------------------------");
Console.WriteLine($"Producer {producerName} producing on topic {topicName}.");
Console.WriteLine("I will randomly create some messages until you hit <Ctrl-C>");
Console.WriteLine("\n---------------------------------------------");
var cancelled = false;
Console.CancelKeyPress += (_, e) =>
{
e.Cancel = true; // prevent the process from terminating.
cancelled = true;
};
while (!cancelled)
{
System.Threading.Thread.Sleep(1000);
var message = "Something happened at " + DateTime.Now.ToString();
var deliveryReport = producer.ProduceAsync(topicName, null, message);
deliveryReport.ContinueWith(task =>
{
Console.WriteLine($"Partition: {task.Result.Partition}, Offset: {task.Result.Offset}");
});
}
Console.WriteLine("\nOver\n");
}
Console.WriteLine("Hello World!");
}
