public void recordFailedLogin(String username) {
        // Fire event.
        LockOutEventDispatcher.lockedAccountDenied(username);
    }
"Records" (notifies all listeners) that a failed login occurred.

@param username Locked out user that attempted to login.
xmppserver/src/main/java/org/jivesoftware/openfire/lockout/LockOutManager.java