Class Libraries & REST APIs for the developers to manipulate & process Files from Word, Excel, PowerPoint, Visio, PDF, CAD & several other categories in Web, Desktop or Mobile apps. Develop & deploy on Windows, Linux, MacOS & Android platforms....MAPIMessage msg = new MAPIMessage ( dataDir + \ "message.msg\"); System...System.out.println(\"From: \" + msg.getDisplayFrom()); System.out...