watcher.setListener(new WgtWatcher.FileChangeListener(){
public void fileModified(File f) {
// get persistence manager for this thread
IPersistenceManager persistenceManager = PersistenceManagerFactory.getPersistenceManager();
try{
persistenceManager.begin();
File upload = WidgetFileUtils.dealWithDroppedFile(UPLOADFOLDER, f);
W3CWidgetFactory fac = new W3CWidgetFactory();
fac.setLocales(locales);
fac.setLocalPath(contextPath+localWidgetFolderPath);
fac.setOutputDirectory(WIDGETFOLDER);