org.apache.flink.streaming.api.datastream

Class SplitStream<OUT>

java.lang.Object

org.apache.flink.streaming.api.datastream.DataStream<OUT>

org.apache.flink.streaming.api.datastream.SplitStream<OUT>

Type Parameters:

OUT - The type of the elements in the Stream

@PublicEvolving
public class SplitStream<OUT>
extends DataStream<OUT>

The SplitStream represents an operator that has been split using an OutputSelector. Named outputs can be selected using the select(java.lang.String...) function. To apply transformation on the whole output simply call the transformation on the SplitStream

Field Summary

Fields inherited from class org.apache.flink.streaming.api.datastream.DataStream

environment, transformation

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	SplitStream(DataStream<OUT> dataStream, OutputSelector<OUT> outputSelector)

Method Summary

Modifier and Type	Method and Description
DataStream<OUT>	select(String... outputNames) Sets the output names for which the next operator will receive values.

Methods inherited from class org.apache.flink.streaming.api.datastream.DataStream

addSink, assignTimestamps, assignTimestampsAndWatermarks, assignTimestampsAndWatermarks, broadcast, broadcast, clean, coGroup, connect, connect, countWindowAll, countWindowAll, filter, flatMap, forward, getExecutionConfig, getExecutionEnvironment, getId, getMinResources, getParallelism, getPreferredResources, getTransformation, getType, global, iterate, iterate, join, keyBy, keyBy, keyBy, keyBy, map, partitionCustom, partitionCustom, partitionCustom, print, print, printToErr, printToErr, process, process, project, rebalance, rescale, setConnectionType, shuffle, split, timeWindowAll, timeWindowAll, transform, union, windowAll, writeAsCsv, writeAsCsv, writeAsCsv, writeAsText, writeAsText, writeToSocket, writeUsingOutputFormat

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

SplitStream

protected SplitStream(DataStream<OUT> dataStream,
                      OutputSelector<OUT> outputSelector)

Method Detail

select

public DataStream<OUT> select(String... outputNames)

Sets the output names for which the next operator will receive values.

Parameters:

outputNames - The output names for which the operator will receive the input.

Returns:

Returns the selected DataStream