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java.lang.Objectorg.apache.hadoop.mapreduce.Reducer<VarIntWritable,VarLongWritable,VarIntWritable,VarLongWritable>
org.apache.mahout.cf.taste.hadoop.item.ItemIDIndexReducer
public final class ItemIDIndexReducer
Nested Class Summary |
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Nested classes/interfaces inherited from class org.apache.hadoop.mapreduce.Reducer |
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org.apache.hadoop.mapreduce.Reducer.Context |
Constructor Summary | |
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ItemIDIndexReducer()
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Method Summary | |
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protected void |
reduce(VarIntWritable index,
java.lang.Iterable<VarLongWritable> possibleItemIDs,
org.apache.hadoop.mapreduce.Reducer.Context context)
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Methods inherited from class org.apache.hadoop.mapreduce.Reducer |
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cleanup, run, setup |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public ItemIDIndexReducer()
Method Detail |
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protected void reduce(VarIntWritable index, java.lang.Iterable<VarLongWritable> possibleItemIDs, org.apache.hadoop.mapreduce.Reducer.Context context) throws java.io.IOException, java.lang.InterruptedException
reduce
in class org.apache.hadoop.mapreduce.Reducer<VarIntWritable,VarLongWritable,VarIntWritable,VarLongWritable>
java.io.IOException
java.lang.InterruptedException
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