/**
* Searches all keys in memory cache which are corresponded to incoming URI.<br>
* <b>Note:</b> Memory cache can contain multiple sizes of the same image if only you didn't set
* {@link ImageLoaderConfiguration.Builder#denyCacheImageMultipleSizesInMemory()
* denyCacheImageMultipleSizesInMemory()} option in {@linkplain ImageLoaderConfiguration
* configuration}
*/
public static List<String> findCacheKeysForImageUri(
String imageUri, MemoryCacheAware<String, Bitmap> memoryCache) {
List<String> values = new ArrayList<String>();
for (String key : memoryCache.keys()) {
if (key.startsWith(imageUri)) {
values.add(key);
}
}
return values;
}
/**
* Removes from memory cache all images for incoming URI.<br>
* <b>Note:</b> Memory cache can contain multiple sizes of the same image if only you didn't set
* {@link ImageLoaderConfiguration.Builder#denyCacheImageMultipleSizesInMemory()
* denyCacheImageMultipleSizesInMemory()} option in {@linkplain ImageLoaderConfiguration
* configuration}
*/
public static void removeFromCache(
String imageUri, MemoryCacheAware<String, Bitmap> memoryCache) {
List<String> keysToRemove = new ArrayList<String>();
for (String key : memoryCache.keys()) {
if (key.startsWith(imageUri)) {
keysToRemove.add(key);
}
}
for (String keyToRemove : keysToRemove) {
memoryCache.remove(keyToRemove);
}
}