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  1. POForward Geocoding example Code for android?
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    <p>Has anyone developed any code for converting an address to a lat/long value. I am getting confused with Geocoder. It would be of great help if i can get sample code, I am using below code. it always gives error <code>no address found</code>. does not crashes</p> <pre><code>public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); myMap = (MapView) findViewById(R.id.simpleGM_map); // Get map from XML btnSearch = (Button) findViewById(R.id.simpleGM_btn_search); // Get button from xml adress = (EditText) findViewById(R.id.simpleGM_adress); // Get address from XML gc = new Geocoder(this); // create new geocoder instance btnSearch.setOnClickListener(new OnClickListener() { public void onClick(View v) { pd = ProgressDialog.show(simpleGoogleMaps.this, "Working..", "Searching your address", true, false); //Show a progress dialog //Thread thread = new Thread(simpleGoogleMaps.this); //then create a new thread // thread.start(); //and start the thread. it will automatically call the standard run-function. searchAdress = new Thread() { public void run(){ String addressInput = adress.getText().toString(); // Get input text try { foundAdresses = gc.getFromLocationName(addressInput, 5); // Search addresses Thread.sleep(1500); } catch (Exception e) { // @todo: Show error message } showAdressResults.sendEmptyMessage(0); } }; searchAdress.start(); } }); } private Handler showAdressResults = new Handler() { @Override public void handleMessage(Message msg) { pd.dismiss(); if (foundAdresses.size() == 0) { // if no address found, // display an error Dialog locationError = new AlertDialog.Builder( simpleGoogleMaps.this).setIcon(0).setTitle( "Error").setPositiveButton(R.string.ok, null) .setMessage( "Sorry, your address doesn't exist.") .create(); locationError.show(); } else { // else display address on map for (int i = 0; i &lt; foundAdresses.size(); ++i) { // Save results as Longitude and Latitude // @todo: if more than one result, then show a // select-list Address x = foundAdresses.get(i); lat = x.getLatitude(); lon = x.getLongitude(); } navigateToLocation((lat * 1000000), (lon * 1000000),myMap); // display the found address } } }; /** * Navigates a given MapView to the specified Longitude and Latitude * * @param latitude * @param longitude * @param mv */ public static void navigateToLocation(double latitude, double longitude, MapView mv) { GeoPoint p = new GeoPoint((int) latitude, (int) longitude); // new // GeoPoint mv.displayZoomControls(true); // display Zoom (seems that it doesn't // work yet) MapController mc = mv.getController(); mc.animateTo(p); // move map to the given point int zoomlevel = mv.getMaxZoomLevel(); // detect maximum zoom level mc.setZoom(zoomlevel - 1); // zoom mv.setSatellite(false); // display only "normal" mapview } } </code></pre>
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