public IProducer <TKey, TValue> Build()
{
Confluent.Kafka.IProducer <TKey, TValue> producer = null;
if (_brokerList.Count == 0)
{
throw new InvalidOperationException($"One broker must be added to build a consumer. Use the {nameof(AddBroker)} method to add a broker!");
}
_configuration["bootstrap.servers"] = String.Join(", ", _brokerList.ToArray());
var builder = new Confluent.Kafka.ProducerBuilder <TKey, TValue>(_configuration.Select(kp => new KeyValuePair <string, string>(kp.Key, kp.Value.ToString())).AsEnumerable());
SetHandlers(builder);
producer = builder.Build();
return(producer);
}
private void SetHandlers(Confluent.Kafka.ProducerBuilder <TKey, TValue> builder)
{
if (_options.ErrorHandler != null)
{
builder.SetErrorHandler(_options.ErrorHandler);
}
if (_options.KeySerializer != null)
{
builder.SetKeySerializer(_options.KeySerializer);
}
if (_options.ValueSerializer != null)
{
builder.SetValueSerializer(_options.ValueSerializer);
}
if (_options.KeyAsyncSerializer != null)
{
builder.SetKeySerializer(_options.KeyAsyncSerializer);
}
if (_options.ValueAsyncSerializer != null)
{
builder.SetValueSerializer(_options.ValueAsyncSerializer);
}
if (_options.LogHandler != null)
{
builder.SetLogHandler(_options.LogHandler);
}
if (_options.StatisticsHandler != null)
{
builder.SetStatisticsHandler(_options.StatisticsHandler);
}
}
