Package org.opensextant.extractors.xcoord

Class MGRSParser

java.lang.Object

org.opensextant.extractors.xcoord.MGRSParser

public class MGRSParser
extends Object

Author:

ubaldino

Constructor Summary

Constructors

Constructor	Description
MGRSParser()

Method Summary

Modifier and Type	Method	Description
protected static boolean	isValidEastingNorthing(String ne, boolean oddLength)	A hueuristic from looking at real data, real text artifacts - typos, line endings, whitespace wrapping, etc.
protected static int	parseInt(String x)
static org.opensextant.geodesy.MGRS[]	parseMGRS(String rawtext, String txt, Map<String,String> elements)	Given the match parse MGRS as best as can be done.

Methods inherited from class java.lang.Object

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

Constructor Details

MGRSParser

public MGRSParser()

Method Details

parseMGRS

public static org.opensextant.geodesy.MGRS[] parseMGRS(String rawtext,
 String txt,
 Map<String,String> elements)

Given the match parse MGRS as best as can be done. TODO: provide level of confidence. Items that match MGRS scheme perfectly are more likely to be MGRS than those that are not perfect matches, e.g. typos, inadvertent text wrapping, whitespace etc.

Parameters:

rawtext - the rawtext

txt - text normalized, optionally

elements - matched groups within regex pattern

Returns:

array of possible MGRS interpretations.

isValidEastingNorthing

protected static boolean isValidEastingNorthing(String ne,
 boolean oddLength)

A hueuristic from looking at real data, real text artifacts - typos, line endings, whitespace wrapping, etc. Acceptable Northing/Eastings: dd dd dddd dddd typos: (odd number of digits; whitespace or not.) ddd dd ddddd Not valid: dd dd\nd odd digits and has line endings

Parameters:

ne - NE string, e.g,. 56789 01234

oddLength - if len is odd

Returns:

if easting/northing is valid

parseInt

protected static int parseInt(String x)

Parameters:

x - an integer string

Returns:

int for the string