org.apache.flink.streaming.api.functions

Class RichWindowMapFunction<IN,OUT>

java.lang.Object

org.apache.flink.api.common.functions.AbstractRichFunction

org.apache.flink.streaming.api.functions.RichWindowMapFunction<IN,OUT>

All Implemented Interfaces:

Serializable, org.apache.flink.api.common.functions.Function, org.apache.flink.api.common.functions.RichFunction, WindowMapFunction<IN,OUT>

public abstract class RichWindowMapFunction<IN,OUT>
extends org.apache.flink.api.common.functions.AbstractRichFunction
implements WindowMapFunction<IN,OUT>

Abstract class for defining rich mapWindow transformation to be applied on WindowedDataStreams. The mapWindow function will be called on each StreamWindow.

In addition the user can access the functionality provided by the RichFunction interface.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
RichWindowMapFunction()

Method Summary

Modifier and Type	Method and Description
abstract void	mapWindow(Iterable<IN> values, org.apache.flink.util.Collector<OUT> out)

Methods inherited from class org.apache.flink.api.common.functions.AbstractRichFunction

close, getIterationRuntimeContext, getRuntimeContext, open, setRuntimeContext

Methods inherited from class java.lang.Object

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

Constructor Detail

RichWindowMapFunction

public RichWindowMapFunction()

Method Detail

mapWindow

public abstract void mapWindow(Iterable<IN> values,
                               org.apache.flink.util.Collector<OUT> out)
                        throws Exception

Specified by:

mapWindow in interface WindowMapFunction<IN,OUT>

Throws:

Exception