Pair<String, String> putResult = mPendingUploads.putIfAbsent(
account, files[i].getRemotePath(), newUpload
);
- uploadKey = putResult.first;
- requestedUploads.add(uploadKey);
+ if (putResult != null) {
+ uploadKey = putResult.first;
+ requestedUploads.add(uploadKey);
+ } // else, file already in the queue of uploads; don't repeat the request
}
} catch (IllegalArgumentException e) {