if (csvFile != null && csvFile.getFileName() != null && csvFile.getFileName().length() != 0){
try {
InputStream inputStream = csvFile.getInputStream();
UserManager userManager = new UserManager(locale,session);
UserImportResult importResult = userManager.importData(inputStream, userImportForm.getCharacterSet(), userImportForm.getDelimiter(),userSet,
userImportForm.getMergeSelection().equals("userName"),
userImportForm.getMergeSelection().equals("msisdn"),
userImportForm.getMergeSelection().equals("personnelNumber"));
inputStream.close();