public KafkaListener(
ITriggeredFunctionExecutor executor,
bool singleDispatch,
KafkaOptions options,
KafkaListenerConfiguration kafkaListenerConfiguration,
object valueDeserializer,
ILogger logger)
{
this.valueDeserializer = valueDeserializer;
this.executor = executor;
this.singleDispatch = singleDispatch;
this.options = options;
this.listenerConfiguration = kafkaListenerConfiguration;
this.logger = logger;
this.cancellationTokenSource = new CancellationTokenSource();
}
public KafkaListener(
ITriggeredFunctionExecutor executor,
bool singleDispatch,
KafkaOptions options,
string brokerList,
string topic,
string consumerGroup,
string eventHubConnectionString,
ILogger logger)
{
this.executor = executor;
this.singleDispatch = singleDispatch;
this.options = options;
this.logger = logger;
this.brokerList = brokerList;
this.topic = topic;
this.consumerGroup = consumerGroup;
this.eventHubConnectionString = eventHubConnectionString;
this.cancellationTokenSource = new CancellationTokenSource();
}
public static IListener CreateFor(KafkaTriggerAttribute attribute,
Type parameterType,
ITriggeredFunctionExecutor executor,
bool singleDispatch,
KafkaOptions options,
KafkaListenerConfiguration consumerKafkaConfiguration,
ILogger logger)
{
var valueType = SerializationHelper.GetValueType(attribute.ValueType, attribute.AvroSchema, parameterType, out var avroSchema);
var valueDeserializer = SerializationHelper.ResolveValueDeserializer(valueType, avroSchema);
return((IListener)Activator.CreateInstance(
typeof(KafkaListener <,>).MakeGenericType(attribute.KeyType ?? typeof(Ignore), valueType),
new object[]
{
executor,
singleDispatch,
options,
consumerKafkaConfiguration,
valueDeserializer,
logger
}));
}
public KafkaListener(
ITriggeredFunctionExecutor executor,
bool singleDispatch,
KafkaOptions options,
KafkaListenerConfiguration kafkaListenerConfiguration,
bool requiresKey,
IDeserializer <TValue> valueDeserializer,
ILogger logger,
string functionId)
{
this.ValueDeserializer = valueDeserializer;
this.executor = executor;
this.singleDispatch = singleDispatch;
this.options = options;
this.listenerConfiguration = kafkaListenerConfiguration;
this.requiresKey = requiresKey;
this.logger = logger;
this.cancellationTokenSource = new CancellationTokenSource();
this.consumerGroup = string.IsNullOrEmpty(this.listenerConfiguration.ConsumerGroup) ? "$Default" : this.listenerConfiguration.ConsumerGroup;
this.topicName = this.listenerConfiguration.Topic;
this.functionId = functionId;
this.consumer = new Lazy <IConsumer <TKey, TValue> >(() => CreateConsumer());
this.topicScaler = new Lazy <KafkaTopicScaler <TKey, TValue> >(() => CreateTopicScaler());
}