Handler (CDC - Applic Factorization 0.2.0 API)

All Known Subinterfaces:

CutHandler<T>, ExtendHandler<T>, MergeHandler<T>, ReduceHandler<T>, SplitHandler<T>
```
public interface Handler
```
Base interface of handlers.

Author:

Damien Carbonne

Method Summary

All Methods Instance Methods Default Methods
Modifier and Type	Method	Description
`default void`	`processBegin()`	Invoked once at process beginning.
`default void`	`processEnd()`	Invoked once at process end.

- Method Detail
  - processBegin
```
default void processBegin()
```
    Invoked once at process beginning.
  - processEnd
```
default void processEnd()
```
    Invoked once at process end.