/// <summary>
/// Create a <see cref="KStream{K, V}"/> from the specified topic.
/// The default "auto.offset.reset" strategy and default <see cref="ITimestampExtractor"/> as specified in the <see cref="IStreamConfig"/> are used.
///
/// Note that the specified input topic must be partitioned by key.
/// If this is not the case it is the user's responsibility to repartition the data before any key based operation
/// (like aggregation or join) is applied to the returned <see cref="IKStream{K, V}"/>.
/// </summary>
/// <typeparam name="K">Key type of record</typeparam>
/// <typeparam name="V">Value type of record</typeparam>
/// <param name="topic">the topic name, can't be null</param>
/// <param name="keySerdes">Key deserializer</param>
/// <param name="valueSerdes">Value deserializer</param>
/// <param name="named">Processor name</param>
/// <param name="extractor">the timestamp extractor to used. If null the default timestamp extractor from config will be used</param>
/// <returns>A <see cref="IKStream{K, V}"/> for the specified topic</returns>
/// <exception cref="ArgumentException">Throw <see cref="ArgumentException"/> if topic is null or empty</exception>
public IKStream <K, V> Stream <K, V>(string topic, ISerDes <K> keySerdes, ISerDes <V> valueSerdes, string named, ITimestampExtractor extractor)
{
if (string.IsNullOrEmpty(topic))
{
throw new ArgumentException("Topic of KStream must not be null or empty");
}
var consumedInternal = new ConsumedInternal <K, V>(named, keySerdes, valueSerdes, extractor);
return(internalStreamBuilder.Stream(topic, consumedInternal));
}
/// <summary>
/// Create a <see cref="KStream{K, V}"/> from the specified topic.
/// The default "auto.offset.reset" strategy and default <see cref="ITimestampExtractor"/> as specified in the <see cref="IStreamConfig"/> are used.
///
/// Note that the specified input topic must be partitioned by key.
/// If this is not the case it is the user's responsibility to repartition the data before any key based operation
/// (like aggregation or join) is applied to the returned <see cref="IKStream{K, V}"/>.
/// </summary>
/// <typeparam name="K">Key type of record</typeparam>
/// <typeparam name="V">Value type of record</typeparam>
/// <param name="topic">the topic name, can't be null</param>
/// <param name="keySerdes">Key deserializer</param>
/// <param name="valueSerdes">Value deserializer</param>
/// <param name="named">Processor name</param>
/// <param name="extractor">the timestamp extractor to used. If null the default timestamp extractor from config will be used</param>
/// <returns>A <see cref="IKStream{K, V}"/> for the specified topic</returns>
public IKStream <K, V> Stream <K, V>(string topic, ISerDes <K> keySerdes, ISerDes <V> valueSerdes, string named, ITimestampExtractor extractor)
{
var consumedInternal = new ConsumedInternal <K, V>(named, keySerdes, valueSerdes, extractor);
return(internalStreamBuilder.Stream(topic, consumedInternal));
}