edu.umn.cs.spatialHadoop.visualization

Class SingleLevelPlot.NoPartitionPlotMap<S extends Shape>

java.lang.Object

edu.umn.cs.spatialHadoop.visualization.SingleLevelPlot.NoPartitionPlotMap<S>

Enclosing class:

SingleLevelPlot

public static class SingleLevelPlot.NoPartitionPlotMap<S extends Shape>
extends 

Visualizes a dataset using the existing partitioning of a file. The mapper creates a partial raster layer for each partition while the reducer merges the partial rasters together into the final raster layer. The final raster layer is then written to the output.

Author:

Ahmed Eldawy

Constructor Summary

Constructors

Constructor and Description
SingleLevelPlot.NoPartitionPlotMap()

Method Summary

Methods

Modifier and Type	Method and Description
protected void	map(Rectangle partitionMBR, java.lang.Iterable<S> shapes, Context context)
protected void	setup(Context context)

Methods inherited from class java.lang.Object

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

Constructor Detail

SingleLevelPlot.NoPartitionPlotMap

public SingleLevelPlot.NoPartitionPlotMap()

Method Detail

setup

protected void setup(Context context)
              throws java.io.IOException,
                     java.lang.InterruptedException

Throws:

java.io.IOException

java.lang.InterruptedException

map

protected void map(Rectangle partitionMBR,
       java.lang.Iterable<S> shapes,
       Context context)
            throws java.io.IOException,
                   java.lang.InterruptedException

Throws:

java.io.IOException

java.lang.InterruptedException