daoas/daoadresseservice/LevenshteinStreetnameHelper.java

package dk.daoas.daoadresseservice;

import org.apache.commons.lang3.StringUtils;

import dk.daoas.daoadresseservice.beans.SearchRequest;
import dk.daoas.daoadresseservice.beans.SearchResult;

public class LevenshteinStreetnameHelper implements StreetnameHelper {
        
        //AddressSearch search;
        
        public LevenshteinStreetnameHelper(AddressSearch search ) {
                //this.search = search;
        }

        @Override
        public String proposeStreetName(SearchRequest request, SearchResult result) {
                
                result.levenshtein = true;
                
                for(String vej : request.streetNames.keySet() ) {
                        if ( StringUtils.getLevenshteinDistance(result.vasketVejnavn, vej) == 1) {
                                System.out.println("Levenstein: " + result.vasketVejnavn + "->" + vej + " distance=1");
                                result.levenshteinDistance = 1;
                                return vej;
                        }
                }
                
                /*
                 Distance=2 laver også false positives - så udkommenter denne sektion indtil at den er mere robust
                //prøv igen med distance=2
                for(String vej : request.streetNames.keySet() ) {
                        if ( StringUtils.getLevenshteinDistance(result.vasketVejnavn, vej) == 2) {
                                System.out.println("Levenstein: " + result.vasketVejnavn + "->" + vej + " distance=2");
                                result.levenshteinDistance = 2;
                                return vej;
                        }
                }*/
                
                return null;
        }

}
1	torben	2411	package dk.daoas.daoadresseservice;
2
3			import org.apache.commons.lang3.StringUtils;
4
5			import dk.daoas.daoadresseservice.beans.SearchRequest;
6			import dk.daoas.daoadresseservice.beans.SearchResult;
7
8			public class LevenshteinStreetnameHelper implements StreetnameHelper {
9
10	torben	2540	//AddressSearch search;
11	torben	2411
12			public LevenshteinStreetnameHelper(AddressSearch search ) {
13	torben	2540	//this.search = search;
14	torben	2411	}
15
16			@Override
17			public String proposeStreetName(SearchRequest request, SearchResult result) {
18
19			result.levenshtein = true;
20
21			for(String vej : request.streetNames.keySet() ) {
22	torben	2550	if ( StringUtils.getLevenshteinDistance(result.vasketVejnavn, vej) == 1) {
23	torben	2639	System.out.println("Levenstein: " + result.vasketVejnavn + "->" + vej + " distance=1");
24			result.levenshteinDistance = 1;
25	torben	2411	return vej;
26			}
27			}
28
29	torben	2686	/*
30			Distance=2 laver også false positives - så udkommenter denne sektion indtil at den er mere robust
31	torben	2600	//prøv igen med distance=2
32			for(String vej : request.streetNames.keySet() ) {
33			if ( StringUtils.getLevenshteinDistance(result.vasketVejnavn, vej) == 2) {
34	torben	2639	System.out.println("Levenstein: " + result.vasketVejnavn + "->" + vej + " distance=2");
35			result.levenshteinDistance = 2;
36	torben	2600	return vej;
37			}
38	torben	2686	}*/
39	torben	2600
40	torben	2411	return null;
41			}
42
43			}