com.twitter.finatra.kafkastreams.transformer.stores
Callback method which is called for every message in the stream this Transformer is attached to.
Callback method which is called for every message in the stream this Transformer is attached to. Implementers of this method may emit 0 or more records by using the processorContext.
the time of the message
the key of the message
the value of the message
Lookup a caching key value store by name
Lookup a caching key value store by name
Type of keys in the store
Type of values in the store
The name of the store
Callback that will be called every time a cached store entry is flushed into the underlying RocksDB store
A caching key value store
Get the state store given the store name.
Get the state store given the store name.
Key type of the state store
Value type of the state store
The store name
The state store instance
Callback method for when you should flush any cached data.
Callback method for when you should flush any cached data. This method is typically called prior to a Kafka commit
Trait to mix into a FinatraTransformer which is used to access a caching enabled Finatra Store
Transformer key input type
Transformer value input type
Transformer key return type
Transformer value return type