String dirName = commandLine.getArgs()[0];
String parentFileID = session.getCurrentDirectory().getID();
try {
vfsService.createDirectory(sessionID, parentFileID, dirName);
} catch (VfsIOException e) {
System.out.println("ERROR: " + e.getMessage());
} catch (SessionException e) {
session.clearSessionID();
System.out.println("ERROR: Session time out.");