userManager = sp.getUserConfiguration().getUserManager(root, NamePathMapper.DEFAULT);
}
if (userManager == null && callbackHandler != null) {
try {
UserManagerCallback userCallBack = new UserManagerCallback();
callbackHandler.handle(new Callback[] {userCallBack});
userManager = userCallBack.getUserManager();
} catch (IOException e) {
log.debug(e.getMessage());
} catch (UnsupportedCallbackException e) {
log.debug(e.getMessage());
}