daoas/daoadresseservice/GeocodeHelper.java

package dk.daoas.daoadresseservice;

import java.io.IOException;
import java.net.URLEncoder;
import java.util.List;

import com.google.code.geocoder.Geocoder;
import com.google.code.geocoder.GeocoderRequestBuilder;
import com.google.code.geocoder.model.GeocodeResponse;
import com.google.code.geocoder.model.GeocoderAddressComponent;
import com.google.code.geocoder.model.GeocoderRequest;
import com.google.code.geocoder.model.GeocoderResult;
import com.google.code.geocoder.model.GeocoderStatus;
import com.google.gson.Gson;

import dk.daoas.daoadresseservice.admin.ServiceConfig;
import dk.daoas.daoadresseservice.beans.OSMAddress;
import dk.daoas.daoadresseservice.util.HttpUtil;
import dk.thoerup.circuitbreaker.CircuitBreaker;
import dk.thoerup.circuitbreaker.CircuitBreakerManager;
import dk.thoerup.circuitbreaker.CircuitInvocation;

public class GeocodeHelper {
                

        public static void main(String[] args) throws IOException {
                ServiceConfig conf = new ServiceConfig();
                
                int post = 8700;
                String vej = "Enebarvej";
                
                long start1 = System.currentTimeMillis();
                System.out.println( "Google:" +  GeocodeHelper.googleHelper(conf, post, vej) );         
                long stop1 = System.currentTimeMillis();
                
                long start2 = System.currentTimeMillis();
                System.out.println( "OSM:" +  GeocodeHelper.openstreetmapHelper(post, vej) );
                long stop2 = System.currentTimeMillis();
                
                System.out.println("Google: " + (stop1-start1));
                System.out.println("OSM: " + (stop2-start2));
        }
        
        public static String openstreetmapHelper(int postnr, String vejnavn) {
                
                try {

                        OSMInvocation wrapper = new OSMInvocation( postnr, vejnavn );
                        CircuitBreaker breaker = CircuitBreakerManager.getManager().getCircuitBreaker("osm");

                        return (String) breaker.invoke(wrapper);

                        
                } catch (Exception e) {
                        System.out.println( "OSMError: " + e.getClass().getName() +" / "+ e.getMessage() );
                }                                                               
                return null;
        }
        
        
        public static String googleHelper(ServiceConfig conf, int postnr, String vejnavn) {
                try {
                        GoogleInvocation wrapper = new GoogleInvocation( conf, postnr, vejnavn );
                        CircuitBreaker breaker = CircuitBreakerManager.getManager().getCircuitBreaker("google");

                        return (String) breaker.invoke(wrapper);
                        
                } catch (Exception e) {
                        System.out.println( "GoogleError: " + e.getClass().getName() +" / "+ e.getMessage() );
                }
                return null;    
        }
        

        public static class OSMInvocation implements CircuitInvocation {
                int postnr;
                String vejnavn;
                
                public OSMInvocation(int postnr, String vejnavn) {
                        this.postnr= postnr;
                        this.vejnavn = vejnavn;                 
                }
                
                @Override
                public String proceed() throws Exception {
                        String encVej = URLEncoder.encode(vejnavn, "UTF-8");
                        
                        String url = "http://nominatim.openstreetmap.org/search?country=DK&street=" + encVej + "&postalcode=" + postnr + "&format=json&addressdetails=1";
                        //String url = "http://nominatim.openstreetmap.org/search?country=DK&street=" + encVej + "&format=json&addressdetails=1";
                        //System.out.println (url);
                        
                        String json = HttpUtil.getContentString(url, 1000);
                        //System.out.println(json);
                        
                        Gson gson = new Gson();
                        OSMAddress adrList[] = gson.fromJson(json, OSMAddress[].class);
                        
                        //System.out.println("Count: " + adrList.length);
                        if (adrList.length != 1)
                                return null;
                                
                        if (adrList[0].address != null) {
                                return adrList[0].address.road;
                        }

                        return null;
                }
        }
        
        
        public static class GoogleInvocation implements CircuitInvocation {
                ServiceConfig conf;
                int postnr;
                String vejnavn;
                
                public GoogleInvocation(ServiceConfig conf, int postnr, String vejnavn) {
                        this.conf = conf;
                        this.postnr= postnr;
                        this.vejnavn = vejnavn;
                        
                }

                @Override
                public String proceed() throws Exception {
                        
                        final Geocoder geocoder;
                        if ( conf.googleApiKey != null ) {
                                geocoder = new Geocoder(conf.googleApiUser, conf.googleApiKey); //Throws InvalidKeyException
                        } else {
                                geocoder = new Geocoder();
                        }
                        
                        
                        String search = vejnavn + ", " + postnr + ", Denmark";
                        GeocoderRequest geocoderRequest = new GeocoderRequestBuilder().setAddress(search).setLanguage("en").getGeocoderRequest();
                        GeocodeResponse geocoderResponse = geocoder.geocode(geocoderRequest);
                                        
                        
                        //System.out.println( "Status: >" + geocoderResponse.getStatus() + "<");
                        if (  geocoderResponse.getStatus() != GeocoderStatus.OK) {
                                System.out.println("Google responded with " + geocoderResponse.getStatus() );
                                
                                if (geocoderResponse.getStatus() == GeocoderStatus.ZERO_RESULTS) {
                                        return null; 
                                } else {
                                        //Hvis det er alvorlige fejl skal vi afbryde med exception og trigger circuitbreakeren
                                        throw new Exception("Google responded with " + geocoderResponse.getStatus() );
                                }
                                
                        }
                        
                        List<GeocoderResult> resList = geocoderResponse.getResults();
                        //System.out.println( "Count: " + resList.size() );
                        
                        if (resList.size() != 1) {
                                return null;
                        }
                        GeocoderResult res = resList.get(0);
                        
                        List<GeocoderAddressComponent> compList = res.getAddressComponents();
                        for (GeocoderAddressComponent c : compList) {
                                //System.out.println(c);
                                if (c.getTypes().contains("route")) {
                                        return c.getLongName();
                                }
                        }
                        return null;
                }
                
        }

}
1	torben	2298	package dk.daoas.daoadresseservice;
2
3			import java.io.IOException;
4	torben	2301	import java.net.URLEncoder;
5	torben	2298	import java.util.List;
6
7			import com.google.code.geocoder.Geocoder;
8			import com.google.code.geocoder.GeocoderRequestBuilder;
9			import com.google.code.geocoder.model.GeocodeResponse;
10			import com.google.code.geocoder.model.GeocoderAddressComponent;
11			import com.google.code.geocoder.model.GeocoderRequest;
12			import com.google.code.geocoder.model.GeocoderResult;
13			import com.google.code.geocoder.model.GeocoderStatus;
14	torben	2301	import com.google.gson.Gson;
15	torben	2298
16	torben	2349	import dk.daoas.daoadresseservice.admin.ServiceConfig;
17	torben	2301	import dk.daoas.daoadresseservice.beans.OSMAddress;
18	torben	2321	import dk.daoas.daoadresseservice.util.HttpUtil;
19	torben	2352	import dk.thoerup.circuitbreaker.CircuitBreaker;
20			import dk.thoerup.circuitbreaker.CircuitBreakerManager;
21			import dk.thoerup.circuitbreaker.CircuitInvocation;
22	torben	2301
23	torben	2298	public class GeocodeHelper {
24	torben	2349
25	torben	2298
26
27	torben	2307	public static void main(String[] args) throws IOException {
28	torben	2349	ServiceConfig conf = new ServiceConfig();
29
30	torben	2307	int post = 8700;
31			String vej = "Enebarvej";
32
33			long start1 = System.currentTimeMillis();
34	torben	2349	System.out.println( "Google:" + GeocodeHelper.googleHelper(conf, post, vej) );
35	torben	2307	long stop1 = System.currentTimeMillis();
36
37			long start2 = System.currentTimeMillis();
38			System.out.println( "OSM:" + GeocodeHelper.openstreetmapHelper(post, vej) );
39			long stop2 = System.currentTimeMillis();
40
41			System.out.println("Google: " + (stop1-start1));
42			System.out.println("OSM: " + (stop2-start2));
43	torben	2298	}
44
45	torben	2301	public static String openstreetmapHelper(int postnr, String vejnavn) {
46
47			try {
48	torben	2352
49			OSMInvocation wrapper = new OSMInvocation( postnr, vejnavn );
50			CircuitBreaker breaker = CircuitBreakerManager.getManager().getCircuitBreaker("osm");
51
52			return (String) breaker.invoke(wrapper);
53
54
55			} catch (Exception e) {
56	torben	2353	System.out.println( "OSMError: " + e.getClass().getName() +" / "+ e.getMessage() );
57	torben	2352	}
58			return null;
59			}
60
61
62
63			public static String googleHelper(ServiceConfig conf, int postnr, String vejnavn) {
64			try {
65			GoogleInvocation wrapper = new GoogleInvocation( conf, postnr, vejnavn );
66			CircuitBreaker breaker = CircuitBreakerManager.getManager().getCircuitBreaker("google");
67
68			return (String) breaker.invoke(wrapper);
69
70			} catch (Exception e) {
71	torben	2353	System.out.println( "GoogleError: " + e.getClass().getName() +" / "+ e.getMessage() );
72	torben	2352	}
73			return null;
74			}
75
76
77			public static class OSMInvocation implements CircuitInvocation {
78			int postnr;
79			String vejnavn;
80
81			public OSMInvocation(int postnr, String vejnavn) {
82			this.postnr= postnr;
83			this.vejnavn = vejnavn;
84			}
85
86			@Override
87			public String proceed() throws Exception {
88	torben	2301	String encVej = URLEncoder.encode(vejnavn, "UTF-8");
89
90			String url = "http://nominatim.openstreetmap.org/search?country=DK&street=" + encVej + "&postalcode=" + postnr + "&format=json&addressdetails=1";
91			//String url = "http://nominatim.openstreetmap.org/search?country=DK&street=" + encVej + "&format=json&addressdetails=1";
92			//System.out.println (url);
93
94			String json = HttpUtil.getContentString(url, 1000);
95			//System.out.println(json);
96
97			Gson gson = new Gson();
98			OSMAddress adrList[] = gson.fromJson(json, OSMAddress[].class);
99
100			//System.out.println("Count: " + adrList.length);
101			if (adrList.length != 1)
102			return null;
103
104			if (adrList[0].address != null) {
105			return adrList[0].address.road;
106			}
107
108	torben	2352	return null;
109			}
110	torben	2301	}
111
112
113	torben	2352	public static class GoogleInvocation implements CircuitInvocation {
114			ServiceConfig conf;
115			int postnr;
116			String vejnavn;
117
118			public GoogleInvocation(ServiceConfig conf, int postnr, String vejnavn) {
119			this.conf = conf;
120			this.postnr= postnr;
121			this.vejnavn = vejnavn;
122
123			}
124
125			@Override
126			public String proceed() throws Exception {
127
128	torben	2349	final Geocoder geocoder;
129			if ( conf.googleApiKey != null ) {
130			geocoder = new Geocoder(conf.googleApiUser, conf.googleApiKey); //Throws InvalidKeyException
131			} else {
132			geocoder = new Geocoder();
133			}
134	torben	2298
135	torben	2349
136	torben	2298	String search = vejnavn + ", " + postnr + ", Denmark";
137			GeocoderRequest geocoderRequest = new GeocoderRequestBuilder().setAddress(search).setLanguage("en").getGeocoderRequest();
138			GeocodeResponse geocoderResponse = geocoder.geocode(geocoderRequest);
139	torben	2352
140	torben	2298
141			//System.out.println( "Status: >" + geocoderResponse.getStatus() + "<");
142			if ( geocoderResponse.getStatus() != GeocoderStatus.OK) {
143	torben	2324	System.out.println("Google responded with " + geocoderResponse.getStatus() );
144	torben	2352
145			if (geocoderResponse.getStatus() == GeocoderStatus.ZERO_RESULTS) {
146			return null;
147			} else {
148			//Hvis det er alvorlige fejl skal vi afbryde med exception og trigger circuitbreakeren
149			throw new Exception("Google responded with " + geocoderResponse.getStatus() );
150			}
151
152	torben	2298	}
153
154			List<GeocoderResult> resList = geocoderResponse.getResults();
155			//System.out.println( "Count: " + resList.size() );
156
157			if (resList.size() != 1) {
158			return null;
159			}
160			GeocoderResult res = resList.get(0);
161
162			List<GeocoderAddressComponent> compList = res.getAddressComponents();
163			for (GeocoderAddressComponent c : compList) {
164			//System.out.println(c);
165			if (c.getTypes().contains("route")) {
166			return c.getLongName();
167			}
168			}
169	torben	2352	return null;
170	torben	2298	}
171
172			}
173
174			}