Package org.apache.heron.api.metric
Interface ICombiner<T>
-
- Type Parameters:
T- the type of the input values and the combined value.
public interface ICombiner<T>Interface for classes that are able to combine multiple objects into one result.
-
-
Method Summary
All Methods Instance Methods Abstract Methods Modifier and Type Method Description Tcombine(T a, T b)Tidentity()
-