1. After the user uploads the original documents such as word, xls, ppt, and pdf, they are processed in the background. If they are not in pdf format, they are converted into pdf format with openoffice
. 2. The pdf files obtained in the first step can be processed through pdf2swf .exe This tool is converted into the corresponding swf
3. Use flexpaper in jsp to preview the swf generated in the previous step
Reference: http://www.cnblogs.com/Gnepner/archive/2011/08/19/2145493.html