If you still need a string URL to solve your problem, you can build one when you know bucketID and fileID. The URL looks likehttps://YOUR_ENDPOINT/v1/storage/buckets/YOUR_BUCKET_ID/files/YOUR_FILE_ID/preview?project=trackmaniaDailyStats&width=500&height=200 ...
so you need to sign ALL jars in theappletdir. It can be done by standard JDK tools (they may be not in your path though). First, create a keystore with one key. Run the following command in theappletdir: