Thanks support for the jar file.
Looks like JSTransferDone is going to do exactly what I need.

Thanks. I tried it quickly with our current setup but got the error
java.lang.NoClassDefFoundError: jfileupload/transfer/client/core/N

Do you have a jsapi.jar for the premium build?

We are using the javascript commands document.fileupload.getState and document.fileupload.getFilenames() to check the status of our large file uploads. The file chunks are each marked as COMPLETED when the upload is finished, but the filename itself (the one without the .# at the end of the name) is...