oracle.spatial.hadoop.vector.mapred.input

Class SpatialSampler<K,V>

java.lang.Object

oracle.spatial.hadoop.vector.mapred.input.SpatialSampler<K,V>

public class SpatialSampler<K,V>
extends java.lang.Object

Constructor Summary

Constructors

Constructor and Description
SpatialSampler(double freq, int numSamples, int maxSplitsSampled)
SpatialSampler(org.apache.hadoop.mapred.lib.InputSampler.Sampler<JGeometryWritable,org.apache.hadoop.io.NullWritable> sampler)

Method Summary

Methods

Modifier and Type	Method and Description
JGeometryWritable[]	getSample(AbstractInputDataSet dataSet, InputDataSetConfiguratorHandler confHandler, org.apache.hadoop.conf.Configuration conf)
void	writeSample(AbstractInputDataSet dataSet, InputDataSetConfiguratorHandler confHandler, org.apache.hadoop.fs.Path resultPath, org.apache.hadoop.conf.Configuration conf)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

SpatialSampler

public SpatialSampler(double freq,
              int numSamples,
              int maxSplitsSampled)

SpatialSampler

public SpatialSampler(org.apache.hadoop.mapred.lib.InputSampler.Sampler<JGeometryWritable,org.apache.hadoop.io.NullWritable> sampler)

Method Detail

getSample

public JGeometryWritable[] getSample(AbstractInputDataSet dataSet,
                            InputDataSetConfiguratorHandler confHandler,
                            org.apache.hadoop.conf.Configuration conf)
                              throws java.io.IOException

Throws:

java.io.IOException

writeSample

public void writeSample(AbstractInputDataSet dataSet,
               InputDataSetConfiguratorHandler confHandler,
               org.apache.hadoop.fs.Path resultPath,
               org.apache.hadoop.conf.Configuration conf)
                 throws java.io.IOException

Throws:

java.io.IOException