/// <summary>
/// Constructor.
/// </summary>
/// <param name="settings">the settings dictionary, which follows
/// the norm defined by Kafka settings.</param>
/// <exception cref="ArgumentNullException">if any of the method parameters is null.</exception>
/// <exception cref="ArgumentException">if any of the mandatory Kafka parameters is not set.</exception>
public GojulMQKafkaMessageConsumer(Dictionary <string, string> settings)
{
Condition.Requires(settings, "settings").IsNotNull();
Condition.Requires((string)settings[BootstrapServers], BootstrapServers)
.IsNotNull()
.IsNotEmpty();
Condition.Requires((string)settings[GroupId], GroupId)
.IsNotNull()
.IsNotEmpty();
Condition.Requires((string)settings[SchemaRegistryUrl], SchemaRegistryUrl)
.IsNotNull()
.IsNotEmpty();
_disposed = false;
_schemaRegistry = new CachedSchemaRegistryClient(settings);
_consumer = new ConsumerBuilder <string, T>(KafkaSettingsList.SanitizeConfiguration(settings))
.SetKeyDeserializer(Deserializers.Utf8)
.SetValueDeserializer(new AvroDeserializer <T>(_schemaRegistry).AsSyncOverAsync())
.SetErrorHandler((_, error) =>
{
_log.Error(string.Format("Error while processing message %s - Skipping this message !", error));
})
.Build();
}
/// <summary>
/// Constructor.
/// </summary>
/// <param name="settings">the settings dictionary, which follows
/// the norm defined by Kafka settings.</param>
/// <exception cref="ArgumentNullException">if any of the method parameters is null.</exception>
/// <exception cref="ArgumentException">if any of the mandatory Kafka parameters is not set.</exception>
public GojulMQKafkaMessageProducer(Dictionary <string, string> settings)
{
Condition.Requires(settings, "settings").IsNotNull();
Condition.Requires((string)settings[BootstrapServers], BootstrapServers)
.IsNotNull()
.IsNotEmpty();
Condition.Requires((string)settings[ClientId], ClientId)
.IsNotNull()
.IsNotEmpty();
Condition.Requires((string)settings[SchemaRegistryUrl], SchemaRegistryUrl)
.IsNotNull()
.IsNotEmpty();
_disposed = false;
_schemaRegistry = new CachedSchemaRegistryClient(settings);
_producer = new ProducerBuilder <string, T>(KafkaSettingsList.SanitizeConfiguration(settings))
.SetKeySerializer(Serializers.Utf8)
.SetValueSerializer(new AvroSerializer <T>(_schemaRegistry).AsSyncOverAsync())
.Build();
}
