src/org/average/whereami/LastLocation.java

   1 package org.average.whereami;
   2
   3 import org.average.whereami.CredentialStore;
   4 //import org.average.whereami.WhereAmIAccessResource;
   5
   6 import java.text.DateFormat;
   7 import java.text.SimpleDateFormat;
   8 import java.util.Date;
   9
  10 import com.google.api.client.auth.oauth2.draft10.AccessTokenResponse;
  11 import com.google.api.client.googleapis.auth.oauth2.draft10.GoogleAccessProtectedResource;
  12 import com.google.api.client.http.HttpTransport;
  13 import com.google.api.client.http.javanet.NetHttpTransport;
  14 import com.google.api.client.json.JsonFactory;
  15 import com.google.api.client.json.jackson.JacksonFactory;
  16 import com.google.api.services.latitude.Latitude;
  17 import com.google.api.services.latitude.LatitudeRequest;
  18 import com.google.api.services.latitude.model.Location;
  19
  20 import android.content.Context;
  21 import android.content.SharedPreferences;
  22 import android.util.Log;
  23
  24 public final class LastLocation extends Oracle {
  25
  26         final String TAG = getClass().getName();
  27
  28         private Latitude latitude;
  29
  30         public LastLocation(CredentialStore store) {
  31                 HttpTransport transport = new NetHttpTransport();
  32                 JsonFactory jsonFactory = new JacksonFactory();
  33                 AccessTokenResponse token = store.read();
  34                 GoogleAccessProtectedResource accessProtectedResource =
  35                         new GoogleAccessProtectedResource(
  36                                 token.accessToken,
  37                                 transport, jsonFactory,
  38                                 ClientCredentials.CLIENT_ID,
  39                                 ClientCredentials.CLIENT_SECRET,
  40                                 token.refreshToken)
  41                                 //{
  42                                 //@Override
  43                                 //public void onAccessToken(String accessToken) {
  44                                 //      store.updateAccessToken(accessToken);
  45                                 //  }
  46                                 //}
  47                                 ;
  48                 Latitude.Builder lbldr = Latitude.builder(transport,
  49                                                                 jsonFactory);
  50                 lbldr.setHttpRequestInitializer(accessProtectedResource);
  51                 lbldr.setApplicationName("WhereAmI/1.0");
  52                 latitude = lbldr.build();
  53         }
  54
  55         @Override
  56         public final String getResult() {
  57                 try {
  58                         Latitude.CurrentLocation.Get request =
  59                                 latitude.currentLocation().get();
  60                         request.setGranularity("best");
  61                         Location currentLocation = request.execute();
  62                         return locationMessage(currentLocation);
  63                 } catch (Exception ex) {
  64                         return ex.getMessage();
  65                 }
  66         }
  67
  68         private String locationMessage(Location currentLocation) {
  69                 // lat = currentLocation.getLatitude();
  70                 // lon = currentLocation.getLongitude();
  71                 // tsm = currentLocation.getTimestampMs();
  72                 return "Current location: " + currentLocation;
  73         }
  74 }