/// <summary>
/// log event will be appended over broker
/// </summary>
/// <param name="logEvent"></param>
protected override void Write(LogEventInfo logEvent)
{
try
{
string topic = this.Topic.Render(logEvent);
string logMessage = this.Layout.Render(logEvent);
producer.Produce(ref topic, ref logMessage);
}
catch (ProduceException <Null, string> ex)
{
if (ex.Error.IsFatal)
{
if (!recovering)
{
lock (_locker)
{
if (!recovering)
{
recovering = true;
try
{
producer?.Dispose();
}
catch (Exception ex2)
{
if (Debug)
{
Console.WriteLine(ex2.ToString());
}
}
if (Async)
{
producer = new KafkaProducerAsync(Brokers);
}
else
{
producer = new KafkaProducerSync(Brokers);
}
recovering = false;
}
}
}
}
}
catch (Exception ex)
{
if (Debug)
{
Console.WriteLine(ex.ToString());
}
}
}
/// <summary>
/// disposing the target
/// </summary>
protected override void CloseTarget()
{
base.CloseTarget();
try
{
_producer?.Dispose();
_producer = null;
}
catch (Exception ex)
{
if (Debug)
{
Console.WriteLine(ex.ToString());
}
}
}
/// <summary>
/// initializeTarget
/// </summary>
protected override void InitializeTarget()
{
base.InitializeTarget();
try
{
if (Brokers == null || Brokers.Length == 0)
{
throw new BrokerNotFoundException("Broker is not found");
}
if (producer == null)
{
lock (_locker)
{
if (producer == null)
{
if (Async)
{
producer = new KafkaProducerAsync(Brokers);
}
else
{
producer = new KafkaProducerSync(Brokers);
}
}
}
}
}
catch (Exception ex)
{
if (Debug)
{
Console.WriteLine(ex.ToString());
}
base.CloseTarget();
}
}