if (!(ud instanceof DirectoryUserAdmin))
throw new IllegalArgumentException("Only " + DirectoryUserAdmin.class.getName() + " is supported");
DirectoryUserAdmin userDirectory = (DirectoryUserAdmin) ud;
if (!(ud instanceof DirectoryUserAdmin))
throw new IllegalArgumentException("Only " + DirectoryUserAdmin.class.getName() + " is supported");
DirectoryUserAdmin userDirectory = (DirectoryUserAdmin) ud;