yes, this works great! You can read, update and create Excel spreadsheets. The solution is based on the Jakarta POI project.
Scott Klement wrote some articles for iSeries Network that explain how to use Java POI/HSSF classes to read and write directly to Excel spreadsheets.
see this URL: http://faq.midrange.com/data/cache/533.html
Or, just google on “rpg excel Klement”