edu.umn.cs.spatialHadoop.visualization

Class MultilevelPlot.PyramidPartition

java.lang.Object

MapReduceBase

edu.umn.cs.spatialHadoop.visualization.MultilevelPlot.PyramidPartition

Enclosing class:

MultilevelPlot

public static class MultilevelPlot.PyramidPartition
extends MapReduceBase

A MapReduce visualization program that uses pyramid-based partitioning. The map function partitions the data using coarse-grained partitioning, while the reduce function generates a set of pyramid tiles for each partition.

Author:

Ahmed Eldawy

Constructor Summary

Constructors

Constructor and Description
MultilevelPlot.PyramidPartition()

Method Summary

Methods

Modifier and Type	Method and Description
void	configure(JobConf job)
void	map(Rectangle inputMBR, java.lang.Iterable<? extends Shape> shapes, output, Reporter reporter)
void	reduce(TileIndex tileID, java.util.Iterator<Shape> shapes, output, Reporter reporter)

Methods inherited from class java.lang.Object

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

Constructor Detail

MultilevelPlot.PyramidPartition

public MultilevelPlot.PyramidPartition()

Method Detail

configure

public void configure(JobConf job)

map

public void map(Rectangle inputMBR,
       java.lang.Iterable<? extends Shape> shapes,
        output,
       Reporter reporter)
         throws java.io.IOException

Throws:

java.io.IOException

reduce

public void reduce(TileIndex tileID,
          java.util.Iterator<Shape> shapes,
           output,
          Reporter reporter)
            throws java.io.IOException

Throws:

java.io.IOException