org.apache.flink.streaming.api.operators

Class StreamMap<IN,OUT>

java.lang.Object

org.apache.flink.streaming.api.operators.AbstractStreamOperator<OUT>

org.apache.flink.streaming.api.operators.AbstractUdfStreamOperator<OUT,org.apache.flink.api.common.functions.MapFunction<IN,OUT>>

org.apache.flink.streaming.api.operators.StreamMap<IN,OUT>

All Implemented Interfaces:

Serializable, OneInputStreamOperator<IN,OUT>, StatefulStreamOperator<OUT>, StreamOperator<OUT>

Direct Known Subclasses:

WindowFolder, WindowMapper, WindowReducer

public class StreamMap<IN,OUT>
extends AbstractUdfStreamOperator<OUT,org.apache.flink.api.common.functions.MapFunction<IN,OUT>>
implements OneInputStreamOperator<IN,OUT>

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.flink.streaming.api.operators.StreamOperator

StreamOperator.ChainingStrategy

Field Summary

Fields inherited from class org.apache.flink.streaming.api.operators.AbstractUdfStreamOperator

userFunction

Fields inherited from class org.apache.flink.streaming.api.operators.AbstractStreamOperator

chainingStrategy, executionConfig, inputCopyDisabled, output, runtimeContext

Constructor Summary

Constructors

Constructor and Description
StreamMap(org.apache.flink.api.common.functions.MapFunction<IN,OUT> mapper)

Method Summary

Modifier and Type	Method and Description
void	processElement(IN element)

Methods inherited from class org.apache.flink.streaming.api.operators.AbstractUdfStreamOperator

close, confirmCheckpointCompleted, getStateSnapshotFromFunction, getUserFunction, open, restoreInitialState, setup

Methods inherited from class org.apache.flink.streaming.api.operators.AbstractStreamOperator

disableInputCopy, getChainingStrategy, isInputCopyingDisabled, setChainingStrategy

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.flink.streaming.api.operators.StreamOperator

close, getChainingStrategy, isInputCopyingDisabled, open, setChainingStrategy, setup

Constructor Detail

StreamMap

public StreamMap(org.apache.flink.api.common.functions.MapFunction<IN,OUT> mapper)

Method Detail

processElement

public void processElement(IN element)
                    throws Exception

Specified by:

processElement in interface OneInputStreamOperator<IN,OUT>

Throws:

Exception