edu.umn.cs.spatialHadoop.nasa

Class DistributedSpatioTemporalIndexer

java.lang.Object

edu.umn.cs.spatialHadoop.nasa.DistributedSpatioTemporalIndexer

public class DistributedSpatioTemporalIndexer
extends java.lang.Object

Distributed version of Spatio-Temporal Indexer based on AggregateQuadTree. Hadoop Map-Reduce framework is used to implement the distribution algorithm.

Author:

ibrahimsabek

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	DistributedSpatioTemporalIndexer.AggregateQuadTreeMaper

Constructor Summary

Constructors

Constructor and Description
DistributedSpatioTemporalIndexer()

Method Summary

Methods

Modifier and Type	Method and Description
static void	aggregateQuadTreeMapReduce(Path inputPathsDictionaryPath, OperationsParams params) Build a bunch of AggregateQuadTrees using a Map-Reduce job
static void	main(java.lang.String[] args)
static void	setIndexPath(Path hdfsIndexPath) Set the HDFS path of the desired index

Methods inherited from class java.lang.Object

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

Constructor Detail

DistributedSpatioTemporalIndexer

public DistributedSpatioTemporalIndexer()

Method Detail

aggregateQuadTreeMapReduce

public static void aggregateQuadTreeMapReduce(Path inputPathsDictionaryPath,
                              OperationsParams params)
                                       throws java.io.IOException

Build a bunch of AggregateQuadTrees using a Map-Reduce job

Parameters:

inputPathsDictionaryPath -

params -

Throws:

java.io.IOException

setIndexPath

public static void setIndexPath(Path hdfsIndexPath)

Set the HDFS path of the desired index

Parameters:

hdfsIndexPath -

main

public static void main(java.lang.String[] args)
                 throws java.io.IOException,
                        java.text.ParseException

Throws:

java.io.IOException

java.text.ParseException