org.apache.mahout.math.hadoop.stochasticsvd
Class YtYJob.YtYReducer
java.lang.Object
org.apache.hadoop.mapreduce.Reducer<org.apache.hadoop.io.IntWritable,VectorWritable,org.apache.hadoop.io.IntWritable,VectorWritable>
org.apache.mahout.math.hadoop.stochasticsvd.YtYJob.YtYReducer
- Enclosing class:
- YtYJob
public static class YtYJob.YtYReducer
- extends org.apache.hadoop.mapreduce.Reducer<org.apache.hadoop.io.IntWritable,VectorWritable,org.apache.hadoop.io.IntWritable,VectorWritable>
Nested classes/interfaces inherited from class org.apache.hadoop.mapreduce.Reducer |
org.apache.hadoop.mapreduce.Reducer.Context |
Method Summary |
protected void |
cleanup(org.apache.hadoop.mapreduce.Reducer.Context context)
|
protected void |
reduce(org.apache.hadoop.io.IntWritable key,
Iterable<VectorWritable> values,
org.apache.hadoop.mapreduce.Reducer.Context arg2)
|
protected void |
setup(org.apache.hadoop.mapreduce.Reducer.Context context)
|
Methods inherited from class org.apache.hadoop.mapreduce.Reducer |
run |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
YtYJob.YtYReducer
public YtYJob.YtYReducer()
setup
protected void setup(org.apache.hadoop.mapreduce.Reducer.Context context)
throws IOException,
InterruptedException
- Overrides:
setup
in class org.apache.hadoop.mapreduce.Reducer<org.apache.hadoop.io.IntWritable,VectorWritable,org.apache.hadoop.io.IntWritable,VectorWritable>
- Throws:
IOException
InterruptedException
cleanup
protected void cleanup(org.apache.hadoop.mapreduce.Reducer.Context context)
throws IOException,
InterruptedException
- Overrides:
cleanup
in class org.apache.hadoop.mapreduce.Reducer<org.apache.hadoop.io.IntWritable,VectorWritable,org.apache.hadoop.io.IntWritable,VectorWritable>
- Throws:
IOException
InterruptedException
reduce
protected void reduce(org.apache.hadoop.io.IntWritable key,
Iterable<VectorWritable> values,
org.apache.hadoop.mapreduce.Reducer.Context arg2)
throws IOException,
InterruptedException
- Overrides:
reduce
in class org.apache.hadoop.mapreduce.Reducer<org.apache.hadoop.io.IntWritable,VectorWritable,org.apache.hadoop.io.IntWritable,VectorWritable>
- Throws:
IOException
InterruptedException
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