@InterfaceAudience.Public @InterfaceStability.Stable public class InverseMapper<K,V> extends Mapper<K,V,V,K>
Mapper that swaps keys and values.| コンストラクタと説明 | 
|---|
| InverseMapper() | 
| 修飾子とタイプ | メソッドと説明 | 
|---|---|
| void | map(K key,
   V value,
   org.apache.hadoop.mapreduce.Mapper.Context context)The inverse function. | 
public InverseMapper()
public void map(K key, V value, org.apache.hadoop.mapreduce.Mapper.Context context) throws IOException, InterruptedException
map クラス内 Mapper<K,V,V,K>IOExceptionInterruptedExceptionCopyright © 2016 Apache Software Foundation. All rights reserved.