edu.umn.cs.spatialHadoop.util

Class NASADatasetUtil

java.lang.Object

edu.umn.cs.spatialHadoop.util.NASADatasetUtil

public final class NASADatasetUtil
extends java.lang.Object

A bunch of helper functions used with NASA datasets (e.g. MODIS)

Author:

ibrahimsabek

Constructor Summary

Constructors

Constructor and Description
NASADatasetUtil()

Method Summary

Methods

Modifier and Type	Method and Description
static Path[]	convertFromListToArray(java.util.ArrayList<Path> pathsList)
static java.lang.String	extractDateStringFromFileStatus(FileStatus fileStatus)
static java.lang.String	extractDateStringFromPath(Path filePath)
static int	extractDayFromDate(java.lang.String dateString)
static int	extractMonthFromDate(java.lang.String dateString)
static int	extractYearFromDate(java.lang.String dateString)
static java.lang.String	getDayFormat(java.lang.String dateString)
static Path[]	getFilesListInPath(Path path)
static java.lang.String	getHDFfilePattern(java.lang.String pathString)
static int	getMatchingFilesCountInPath(Path path, java.lang.String inputDateString)
static Path[]	getMatchingFilesInPath(Path path, java.lang.String inputDateString)
static java.lang.String	getMonthFormat(java.lang.String dateString)
static java.util.ArrayList<Path[]>	getSortedTuplesInPath(Path parentHomePath, java.lang.String dateString)
static java.lang.String	getYearFormat(java.lang.String dateString)

Methods inherited from class java.lang.Object

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

Constructor Detail

NASADatasetUtil

public NASADatasetUtil()

Method Detail

extractDateStringFromFileStatus

public static java.lang.String extractDateStringFromFileStatus(FileStatus fileStatus)

extractDateStringFromPath

public static java.lang.String extractDateStringFromPath(Path filePath)

getYearFormat

public static java.lang.String getYearFormat(java.lang.String dateString)

getMonthFormat

public static java.lang.String getMonthFormat(java.lang.String dateString)

getDayFormat

public static java.lang.String getDayFormat(java.lang.String dateString)

extractDayFromDate

public static int extractDayFromDate(java.lang.String dateString)

extractMonthFromDate

public static int extractMonthFromDate(java.lang.String dateString)

extractYearFromDate

public static int extractYearFromDate(java.lang.String dateString)

getMatchingFilesCountInPath

public static int getMatchingFilesCountInPath(Path path,
                              java.lang.String inputDateString)
                                       throws java.io.IOException

Throws:

java.io.IOException

getMatchingFilesInPath

public static Path[] getMatchingFilesInPath(Path path,
                            java.lang.String inputDateString)
                                     throws java.io.IOException

Throws:

java.io.IOException

convertFromListToArray

public static Path[] convertFromListToArray(java.util.ArrayList<Path> pathsList)

getFilesListInPath

public static Path[] getFilesListInPath(Path path)
                                 throws java.io.IOException

Throws:

java.io.IOException

getSortedTuplesInPath

public static java.util.ArrayList<Path[]> getSortedTuplesInPath(Path parentHomePath,
                                                java.lang.String dateString)
                                                         throws java.io.IOException

Throws:

java.io.IOException

getHDFfilePattern

public static java.lang.String getHDFfilePattern(java.lang.String pathString)