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