org.apache.flink.api.java.operators.translation

Class KeyRemovingMapper<T,K>

java.lang.Object

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

org.apache.flink.api.common.functions.RichMapFunction<org.apache.flink.api.java.tuple.Tuple2<K,T>,T>

org.apache.flink.api.java.operators.translation.KeyRemovingMapper<T,K>

Type Parameters:

T - type of values

K - type of keys

All Implemented Interfaces:

Serializable, org.apache.flink.api.common.functions.Function, org.apache.flink.api.common.functions.MapFunction<org.apache.flink.api.java.tuple.Tuple2<K,T>,T>, org.apache.flink.api.common.functions.RichFunction

@Internal
public final class KeyRemovingMapper<T,K>
extends org.apache.flink.api.common.functions.RichMapFunction<org.apache.flink.api.java.tuple.Tuple2<K,T>,T>

Mapper that removes keys.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
KeyRemovingMapper()

Method Summary

Modifier and Type	Method and Description
T	map(org.apache.flink.api.java.tuple.Tuple2<K,T> value)

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

KeyRemovingMapper

public KeyRemovingMapper()

Method Detail

map

public T map(org.apache.flink.api.java.tuple.Tuple2<K,T> value)

Specified by:

map in interface org.apache.flink.api.common.functions.MapFunction<org.apache.flink.api.java.tuple.Tuple2<K,T>,T>

Specified by:

map in class org.apache.flink.api.common.functions.RichMapFunction<org.apache.flink.api.java.tuple.Tuple2<K,T>,T>