John Doe

View the last comment here: https://code.google.com/p/android/issues/detail?id=77846 It should be the primary key from a database, and I guess you can get away with hashCode if your items are unique.

Just need to keep track of the position. Once my local changes are done I'll create a patch. moveInterface.onItemMoved(selectedDragPosition, (int) newPos);

I'm late to the game here but if you want to do realtime on the device you can use something less accurate like: https://github.com/googlesamples/android-vision/tree/master/visionSamples/ocr-reader