public void DisplayImage(String productid, Activity activity, ImageView imageView) {
imageViews.put(imageView, productid);
Bitmap bitmap = memoryCache.get(productid);
if (bitmap != null) {
imageView.setImageBitmap(bitmap);
} else {
queuePhoto(productid, activity, imageView);
imageView.setImageBitmap(null);
}
}
public void clearCache() {
memoryCache.clear();
fileCache.clear();
}