public Bitmap retrieveBitmap(URL photoUrl) {
Bitmap bitmap = null;
if (BitmapCache.isInCache(photoUrl.toString())) {
bitmap = BitmapCache.get(photoUrl.toString());
} else {
int retries = 0;
do {
if (retries > 0) {
Log.e(TAG, "Couldn't retrieve Image. Retrying for " + retries + " time");
}
try {
HttpResponse response = netMgr.getHTTPResponse(photoUrl);
Object input = response.getEntity().getContent();
InputStream inputStream = (InputStream) input;
bitmap = BitmapFactory.decodeStream(inputStream);
BitmapCache.put(photoUrl.toString(), bitmap);
} catch (IllegalArgumentException e) {
Log.e(TAG, "Could not retireve bitmap wth null URL", e);
} catch (IOException e) {
Log.e(TAG, "Could not retrieve bitmap from resulting httpResponse", e);
}
retries++;
} while (bitmap == null && retries < 3);
}
return bitmap;
}
private List<Track> retrieveTracks(URL url) {
List<Track> tracks = null;
String responseAsString = null;
int retries = 0;
do {
if (retries > 0) {
Log.e(TAG, "Couldn't retrieve Tracks. Retrying: " + retries);
}
try {
HttpResponse response = netMgr.getHTTPResponse(url);
InputStream input = response.getEntity().getContent();
responseAsString = convertStreamToString(input);
tracks = convertJsonToTracks(responseAsString);
} catch (IllegalArgumentException e) {
Log.e(TAG, "Could not retrieve tracks with null URL", e);
} catch (IOException e) {
Log.e(TAG, "Could not retrieve tracks from resulting httpResponse", e);
}
retries++;
} while (responseAsString == null && retries < 3);
return tracks;
}