41xXN6Fp

1import org.apache.http.client.HttpResponseException;
2
3import android.util.Log;
4
5import com.google.api.client.googleapis.GoogleHeaders;
6import com.google.api.client.http.GenericUrl;
7import com.google.api.client.http.HttpRequest;
8import com.google.api.client.http.HttpRequestFactory;
9import com.google.api.client.http.HttpRequestInitializer;
10import com.google.api.client.http.HttpTransport;
11import com.google.api.client.http.javanet.NetHttpTransport;
12import com.google.api.client.http.json.JsonHttpParser;
13import com.google.api.client.json.jackson.JacksonFactory;
14
15@SuppressWarnings("deprecation")
16public class GooglePlaces {
17
18    /** Global instance of the HTTP transport. */
19    private static final HttpTransport HTTP_TRANSPORT = new NetHttpTransport();
20
21    // Google API Key
22    private static final String API_KEY = "<Your KEY>";
23
24    // Google Places serach url's
25    private static final String PLACES_SEARCH_URL = "https://maps.googleapis.com/maps/api/place/search/json?";
26    private static final String PLACES_TEXT_SEARCH_URL = "https://maps.googleapis.com/maps/api/place/search/json?";
27    private static final String PLACES_DETAILS_URL = "https://maps.googleapis.com/maps/api/place/details/json?";
28
29    private double _latitude;
30    private double _longitude;
31    private double _radius;
32
33    /**
34     * Searching places
35     * @param latitude - latitude of place
36     * @params longitude - longitude of place
37     * @param radius - radius of searchable area
38     * @param types - type of place to search
39     * @return list of places
40     * */
41    public PlacesList search(double latitude, double longitude, double radius, String types)
42            throws Exception {
43
44        this._latitude = latitude;
45        this._longitude = longitude;
46        this._radius = radius;
47
48        try {
49
50            HttpRequestFactory httpRequestFactory = createRequestFactory(HTTP_TRANSPORT);
51            HttpRequest request = httpRequestFactory
52                    .buildGetRequest(new GenericUrl(PLACES_SEARCH_URL));
53            request.getUrl().put("key", API_KEY);
54            request.getUrl().put("location", _latitude + "," + _longitude);
55            request.getUrl().put("radius", _radius); // in meters
56            request.getUrl().put("sensor", "false");
57            if(types != null)
58                request.getUrl().put("types", types);
59
60            PlacesList list = request.execute().parseAs(PlacesList.class);
61            // Check log cat for places response status
62            Log.d("Places Status", "" + list.status);
63            return list;
64
65        } catch (HttpResponseException e) {
66            Log.e("Error:", e.getMessage());
67            return null;
68        }
69
70    }
71
72    /**
73     * Searching single place full details
74     * @param refrence - reference id of place
75     *                 - which you will get in search api request
76     * */
77    public PlaceDetails getPlaceDetails(String reference) throws Exception {
78        try {
79
80            HttpRequestFactory httpRequestFactory = createRequestFactory(HTTP_TRANSPORT);
81            HttpRequest request = httpRequestFactory
82                    .buildGetRequest(new GenericUrl(PLACES_DETAILS_URL));
83            request.getUrl().put("key", API_KEY);
84            request.getUrl().put("reference", reference);
85            request.getUrl().put("sensor", "false");
86
87            PlaceDetails place = request.execute().parseAs(PlaceDetails.class);
88
89            return place;
90
91        } catch (HttpResponseException e) {
92            Log.e("Error in Perform Details", e.getMessage());
93            throw e;
94        }
95    }
96
97    /**
98     * Creating http request Factory
99     * */
100    public static HttpRequestFactory createRequestFactory(
101            final HttpTransport transport) {
102        return transport.createRequestFactory(new HttpRequestInitializer() {
103            public void initialize(HttpRequest request) {
104                GoogleHeaders headers = new GoogleHeaders();
105                headers.setApplicationName("AndroidHive-Places-Test");
106                request.setHeaders(headers);
107                JsonHttpParser parser = new JsonHttpParser(new JacksonFactory());
108                request.addParser(parser);
109            }
110        });
111    }
112
113}