Package org.apache.pulsar.functions.api

Interface WindowFunction<X,T>

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@Public
@Stable
@FunctionalInterface
public interface WindowFunction<X,T>

This is the interface of the windowed function api. The process method is called for every triggered window.

Method Summary

Modifier and Type	Method	Description
T	process(Collection<Record<X>> input, WindowContext context)	Process the input.

Method Details

process

T process(Collection<Record<X>> input,
 WindowContext context)
   throws Exception

Process the input.

Returns:

the output

Throws:

Exception