abstract classFinatraTransformer[InputKey, InputValue, OutputKey, OutputValue] extends Transformer[InputKey, InputValue, (OutputKey, OutputValue)] with OnInit with OnWatermark with OnClose with OnFlush with ProcessorContextLogging
A KafkaStreams Transformer offering an upgraded API over the built in Transformer interface.
A KafkaStreams Transformer offering an upgraded API over the built in Transformer interface.
This Transformer differs from the built in Transformer interface by exposing an [onMessage]
interface that is used to process incoming messages. Within [onMessage] you may use the
[forward] method to emit 0 or more records.
This transformer also manages watermarks(see [WatermarkManager]), and extends [OnWatermark] which
allows you to track the passage of event time.
A KafkaStreams Transformer offering an upgraded API over the built in Transformer interface.
This Transformer differs from the built in Transformer interface by exposing an [onMessage] interface that is used to process incoming messages. Within [onMessage] you may use the [forward] method to emit 0 or more records.
This transformer also manages watermarks(see [WatermarkManager]), and extends [OnWatermark] which allows you to track the passage of event time.
Type of the input keys
Type of the input values
Type of the output keys
Type of the output values