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Hierarchy For Package org.apache.hadoop.mapreduce.lib.reduce
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java.lang.
Object
org.apache.hadoop.mapreduce.
Reducer
<KEYIN,VALUEIN,KEYOUT,VALUEOUT>
org.apache.hadoop.mapreduce.lib.reduce.
IntSumReducer
<Key>
org.apache.hadoop.mapreduce.lib.reduce.
LongSumReducer
<KEY>
org.apache.hadoop.mapreduce.lib.reduce.
WrappedReducer
<KEYIN,VALUEIN,KEYOUT,VALUEOUT>
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