alluxio.table.common.transform.action

Interface TransformActionFactory

All Known Implementing Classes:

CompactAction.CompactActionFactory

public interface TransformActionFactory

The action factory interface.

Method Summary

Modifier and Type	Method and Description
TransformAction	create(Properties definition) Creates a new instance of an action based on the properties.
default int	getOrder() Returns the order of the transform action.

Method Detail

getOrder

default int getOrder()

Returns the order of the transform action. Transform actions with a lower number will be executed before transform actions with a higher number. Behavior is undefined for actions with equal number.

Returns:

integer representing order number

create

@Nullable
TransformAction create(Properties definition)

Creates a new instance of an action based on the properties. Null should be returned when the particular action is not necessary.

Parameters:

definition - the raw definition of the action

Returns:

a new instance of an action