@Background
public void updatePOIs(LatLng loc) {
double lat = loc.latitude;
double lon = loc.longitude;
Log.d(TAG, "Camera center: Lat: " + lat + " Long: " + lon);
ViewMapFragment frag = (ViewMapFragment) mMapFragment;
List<OSMNode> NodesList = null;
boolean fountain = false;
boolean toilet = false;
boolean rest = false;
if (PreferenceManager.getDefaultSharedPreferences(this).getBoolean("show_fountain", true)) {
fountain = true;
}
if (PreferenceManager.getDefaultSharedPreferences(this).getBoolean("show_toilet", true)) {
toilet = true;
}
if (PreferenceManager.getDefaultSharedPreferences(this).getBoolean("show_rest", false)) {
rest = true;
}
try {
NodesList = OSMWrapperAPI.fetch(lon, lat, 0.005, fountain, toilet, rest);
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (SAXException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (ParserConfigurationException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
Iterator<OSMNode> geolistIterator;
try {
geolistIterator = NodesList.iterator();
}
// If the list is empty...
catch (NullPointerException e) {
stopProgressbar();
return;
}
try {
while (geolistIterator.hasNext()) {
// Log.d(MapActivity.tag,"Adding GeoPoint");
OSMNode osmNode = geolistIterator.next();
Map<String, String> tag = osmNode.getTags();
// Remove duplicates
// TODO: move this into a method
boolean tapExists = false;
boolean toiletExists = false;
boolean foodExists = false;
Iterator<OSMNode> tapItemIterator = allTapItem.iterator();
while (tapItemIterator.hasNext()) {
OSMNode item = tapItemIterator.next();
if (item.getId().equals(osmNode.getId())) {
tapExists = true;
// Log.d(TAG, item.getId() + ": Node Exists");
}
tapItemIterator.remove();
}
Iterator<OSMNode> toiletItemIterator = allToiletItem.iterator();
while (toiletItemIterator.hasNext()) {
OSMNode item = toiletItemIterator.next();
if (item.getId().equals(osmNode.getId())) {
toiletExists = true;
// Log.d(TAG, item.getId() + ": Node Exists");
}
toiletItemIterator.remove();
}
Iterator<OSMNode> foodItemIterator = allFoodItem.iterator();
while (foodItemIterator.hasNext()) {
OSMNode item = foodItemIterator.next();
if (item.getId().equals(osmNode.getId())) {
foodExists = true;
// Log.d(TAG, item.getId() + ": Node Exists");
}
foodItemIterator.remove();
}
if (tag.containsValue("drinking_water") && !tapExists) {
allTapItem.add(osmNode);
} else if (tag.containsValue("toilets") && !toiletExists) {
allToiletItem.add(osmNode);
} else if ((tag.containsValue("fast_food")
|| tag.containsValue("cafe")
|| tag.containsValue("food_court")
|| tag.containsValue("restaurant"))
&& !foodExists) {
allFoodItem.add(osmNode);
}
frag.addMarker(osmNode);
geolistIterator.remove();
}
Log.d(
TAG,
"Tap Overlay Size: "
+ allTapItem.size()
+ "\nToilet Overlay Size: "
+ allToiletItem.size()
+ "\nFood Overlay Size: "
+ allFoodItem.size());
} catch (ConcurrentModificationException e) {
Log.e(TAG, "ConcurrentModificationException has occured " + e.getStackTrace());
}
stopProgressbar();
}
