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POAsyntask #1 Android error
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copied!<p><strong>NEW VERSION 1.1</strong></p> <p>Hi guys. I tried to follow your recommendations and now i'm trying to redo the code. I added this part of the code to work on the Main Thread the GoogleMaps markers.</p> <p>The problem is, when i call the Ubic() function, i get this error:</p> <p><a href="http://i.imgur.com/QD7JZjRh.jpg" rel="nofollow">http://i.imgur.com/QD7JZjRh.jpg</a></p> <p><a href="http://i.imgur.com/xvzJ9ckh.jpg" rel="nofollow">http://i.imgur.com/xvzJ9ckh.jpg</a></p> <p>This is the code that i added an the error is caused by String Latlon[][] = com.Ubic(); </p> <pre><code>public class BuscarContrincantes extends FragmentActivity implements LocationListener { GoogleMap googlemapa; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.buscarcontrincante); SupportMapFragment maps = (SupportMapFragment) getSupportFragmentManager() .findFragmentById(R.id.map); googlemapa = maps.getMap(); googlemapa.setMyLocationEnabled(true); googlemapa.setMapType(GoogleMap.MAP_TYPE_HYBRID); googlemapa.getUiSettings().setCompassEnabled(true); googlemapa.getUiSettings().setZoomControlsEnabled(true); googlemapa.getUiSettings().setAllGesturesEnabled(true); double latitud; double longitud; String nombre; Datos com = new Datos(); String latlon[][] = com.Ubic(); //HERE IS THE PROBLEM! for (int i = 0; i < latlon.length - 1; i++) { latitud = Double.parseDouble(latlon[i][0]); longitud = Double.parseDouble(latlon[i][3]); nombre = (latlon[i][2]); LatLng posicion = new LatLng(latitud, longitud); googlemapa.addMarker(new MarkerOptions() .icon(BitmapDescriptorFactory .fromResource(R.drawable.icono_canchas)) .position(posicion).title(nombre)); } } </code></pre> <hr> <p><strong>VERSION 1.0</strong></p> <p>I'm having a problem with a project that i'm doing for my college.</p> <p>Actually, i'm trying to set a Marker on a Map (With Google Maps) that his information is on a MySQL Database.</p> <p>The code is:</p> <p>BuscarContrincantes.java</p> <pre><code>public class BuscarContrincantes extends FragmentActivity implements LocationListener { GoogleMap googlemapa; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.buscarcontrincante); SupportMapFragment maps = (SupportMapFragment) getSupportFragmentManager() .findFragmentById(R.id.map); googlemapa = maps.getMap(); googlemapa.setMyLocationEnabled(true); googlemapa.setMapType(GoogleMap.MAP_TYPE_HYBRID); googlemapa.getUiSettings().setCompassEnabled(true); googlemapa.getUiSettings().setZoomControlsEnabled(true); googlemapa.getUiSettings().setAllGesturesEnabled(true); new RetreiveFeedTask().execute(); } class RetreiveFeedTask extends AsyncTask<String, Void, String> { protected String doInBackground(String... args) { double lat; double lon; String nombre; Datos com = new Datos(); // File Datos.java String latlon[][] = com.Ubic(); for (int i = 0; i < latlon.length - 1; i++) { lat = Double.parseDouble(latlon[i][0]); lon = Double.parseDouble(latlon[i][4]); nombre = (latlon[i][2]); LatLng pos3 = new LatLng(lat, lon); googlemapa.addMarker(new MarkerOptions() .icon(BitmapDescriptorFactory .fromResource(R.drawable.icono_canchas)) .position(pos3).title(nombre)); } return null; } } @Override public void onLocationChanged(Location arg0) { // TODO Auto-generated method stub }} </code></pre> <p>Datos.java</p> <pre><code>public class Datos { public String[][] Ubic() { HttpClient httpclient = new DefaultHttpClient(); HttpPost httppost = new HttpPost( "http://MY.IP/FOLDER/QUERY.php"); try { HttpResponse response = httpclient.execute(httppost); String jsonResult = inputStreamToString( response.getEntity().getContent()).toString(); JSONObject object = new JSONObject(jsonResult); JSONArray arr = object.getJSONArray("products"); String[] lat = new String[arr.length()+1]; String[] lon = new String[arr.length()+1]; String[] nombre = new String[arr.length() + 1]; String[][] latlon = new String[arr.length() + 1][5]; for (int i = 0; i < arr.length(); i++) { lat[i] = arr.getJSONObject(i).getString("latitude"); lon[i] = arr.getJSONObject(i).getString("longitude"); name[i] = arr.getJSONObject(i).getString("name"); latlon[i][0] = lat[i]; latlon[i][6] = lon[i]; latlon[i][2] = name[i]; } return latlon; } catch (JSONException e) { } catch (ClientProtocolException e) { } catch (IOException e) { } return null; } private static String parse(String string) { return null; } private StringBuilder inputStreamToString(InputStream is) { String rLine = ""; StringBuilder answer = new StringBuilder(); BufferedReader rd = new BufferedReader(new InputStreamReader(is)); try { while ((rLine = rd.readLine()) != null) { answer.append(rLine); } } catch (IOException e) { } return answer; }} </code></pre> <p>This code is trying to get Latitude, Longitude and Name of an object that is on a MySQL Database and must put this object on the Map, but i'm getting the AsynkTask #1 Error and i don't know why this is happening. ¿Can you help me, please? I'm getting really mad with this code and i don't know why this isn't working.</p> <p>P.S: Sorry for my bad English. I'm from Chile :P</p>

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