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Oracle Big Data Spatial and Graph
Vector Analysis Java API Reference
Release 2 (2.1) E74607-03
Nested Class Summary
Nested classes/interfaces inherited from class org.apache.hadoop.mapreduce.Reducer
org.apache.hadoop.mapreduce.Reducer.Context
Method Summary
Methods
Modifier and Type
Method and Description
protected void
reduce (org.apache.hadoop.io.IntWritable key, java.lang.Iterable<MBR.DoubleArrayWritable > values, org.apache.hadoop.mapreduce.Reducer.Context context)
protected void
setup (org.apache.hadoop.mapreduce.Reducer.Context context)
Methods inherited from class org.apache.hadoop.mapreduce.Reducer
cleanup, run
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
Constructor Detail
MBRCombiner
public MBRCombiner()
Method Detail
reduce
protected void reduce(org.apache.hadoop.io.IntWritable key,
java.lang.Iterable<MBR.DoubleArrayWritable > values,
org.apache.hadoop.mapreduce.Reducer.Context context)
throws java.io.IOException,
java.lang.InterruptedException
Overrides:
reduce
in class org.apache.hadoop.mapreduce.Reducer<org.apache.hadoop.io.IntWritable,MBR.DoubleArrayWritable ,org.apache.hadoop.io.IntWritable,MBR.DoubleArrayWritable >
Throws:
java.io.IOException
java.lang.InterruptedException
Oracle Big Data Spatial and Graph
Vector Analysis Java API Reference
Release 2 (2.1) E74607-03
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