org.apache.seatunnel.api.transform

接口 SeaTunnelTransform<T>

所有超级接口:

PluginIdentifierInterface, SeaTunnelJobAware, SeaTunnelPluginLifeCycle, Serializable

public interface SeaTunnelTransform<T>
extends Serializable, PluginIdentifierInterface, SeaTunnelPluginLifeCycle, SeaTunnelJobAware

方法概要

限定符和类型	方法和说明
default void	close() call it when Transformer completed
CatalogTable	getProducedCatalogTable() Get the catalog table output by this transform
SeaTunnelDataType<T>	getProducedType() 已过时。 Please use getProducedCatalogTable()
T	map(T row) Transform input data to this#getProducedType() types data.
default void	open() call it when Transformer initialed
default void	setTypeInfo(SeaTunnelDataType<T> inputDataType) 已过时。 instead by Factory

从接口继承的方法 org.apache.seatunnel.api.common.PluginIdentifierInterface

getPluginName

从接口继承的方法 org.apache.seatunnel.api.common.SeaTunnelPluginLifeCycle

prepare

从接口继承的方法 org.apache.seatunnel.api.source.SeaTunnelJobAware

setJobContext

方法详细资料

open

default void open()

call it when Transformer initialed

setTypeInfo

@Deprecated
default void setTypeInfo(SeaTunnelDataType<T> inputDataType)

已过时。 instead by Factory

Set the data type info of input data.

参数:

inputDataType - The data type info of upstream input.

getProducedType

@Deprecated
SeaTunnelDataType<T> getProducedType()

已过时。 Please use getProducedCatalogTable()

Get the data type of the records produced by this transform.

返回:

Produced data type.

getProducedCatalogTable

CatalogTable getProducedCatalogTable()

Get the catalog table output by this transform

map

T map(T row)

Transform input data to this#getProducedType() types data.

参数:

row - the data need be transform.

返回:

transformed data.

close

default void close()

call it when Transformer completed