MAP_OUTPUT_KEY
- MAP_OUTPUT_VALUE
- OUTPUT_KEY
- OUTPUT_VALUE
- public abstract class MultipleOutputReducer<MAP_OUTPUT_KEY,MAP_OUTPUT_VALUE,OUTPUT_KEY,OUTPUT_VALUE> extends org.apache.hadoop.mapreduce.Reducer<MAP_OUTPUT_KEY,MAP_OUTPUT_VALUE,OUTPUT_KEY,OUTPUT_VALUE>
Modifier and Type | Field and Description |
---|---|
protected org.apache.hadoop.mapreduce.lib.output.MultipleOutputs<OUTPUT_KEY,OUTPUT_VALUE> |
multiOut |
Constructor and Description |
---|
MultipleOutputReducer() |
Modifier and Type | Method and Description |
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protected void |
setup(org.apache.hadoop.mapreduce.Reducer.Context context) |
protected org.apache.hadoop.mapreduce.lib.output.MultipleOutputs<OUTPUT_KEY,OUTPUT_VALUE> multiOut
public MultipleOutputReducer()
protected void setup(org.apache.hadoop.mapreduce.Reducer.Context context) throws IOException, InterruptedException
setup
in class org.apache.hadoop.mapreduce.Reducer<MAP_OUTPUT_KEY,MAP_OUTPUT_VALUE,OUTPUT_KEY,OUTPUT_VALUE>
IOException
InterruptedException