org.apache.flink.streaming.runtime.operators.windowing

Class AggregatingKeyedTimePanes<Type,Key>

java.lang.Object

org.apache.flink.streaming.runtime.operators.windowing.AbstractKeyedTimePanes<Type,Key,Type,Type>

org.apache.flink.streaming.runtime.operators.windowing.AggregatingKeyedTimePanes<Type,Key>

@Internal
public class AggregatingKeyedTimePanes<Type,Key>
extends AbstractKeyedTimePanes<Type,Key,Type,Type>

Field Summary

Fields inherited from class org.apache.flink.streaming.runtime.operators.windowing.AbstractKeyedTimePanes

latestPane, previousPanes

Constructor Summary

Constructors

Constructor and Description
AggregatingKeyedTimePanes(org.apache.flink.api.java.functions.KeySelector<Type,Key> keySelector, org.apache.flink.api.common.functions.ReduceFunction<Type> reducer)

Method Summary

Modifier and Type	Method and Description
void	addElementToLatestPane(Type element)
void	evaluateWindow(org.apache.flink.util.Collector<Type> out, TimeWindow window, AbstractStreamOperator<Type> operator)

Methods inherited from class org.apache.flink.streaming.runtime.operators.windowing.AbstractKeyedTimePanes

dispose, getNumPanes, readFromInput, slidePanes, traverseAllPanes, truncatePanes, writeToOutput

Methods inherited from class java.lang.Object

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

Constructor Detail

AggregatingKeyedTimePanes

public AggregatingKeyedTimePanes(org.apache.flink.api.java.functions.KeySelector<Type,Key> keySelector,
                                 org.apache.flink.api.common.functions.ReduceFunction<Type> reducer)

Method Detail

addElementToLatestPane

public void addElementToLatestPane(Type element)
                            throws Exception

Specified by:

addElementToLatestPane in class AbstractKeyedTimePanes<Type,Key,Type,Type>

Throws:

Exception

evaluateWindow

public void evaluateWindow(org.apache.flink.util.Collector<Type> out,
                           TimeWindow window,
                           AbstractStreamOperator<Type> operator)
                    throws Exception

Specified by:

evaluateWindow in class AbstractKeyedTimePanes<Type,Key,Type,Type>

Throws:

Exception