org.apache.kafka.streams.kstream

Interface Initializer<T>

Type Parameters:

T - aggregate value type

public interface Initializer<T>

The Initializer interface for creating an initial value in aggregations.

Method Summary

Modifier and Type	Method and Description
T	apply() Return the initial value for an aggregation.

Method Detail

apply

T apply()

Return the initial value for an aggregation.

Returns:

the initial value for an aggregation