protected void activate()

in src/main/java/org/apache/sling/auth/form/impl/FormAuthenticationHandler.java [564:619]
45 lines of code
6 McCabe index (conditional complexity)

    protected void activate(FormAuthenticationHandlerConfig config, ComponentContext componentContext)
            throws InvalidKeyException, NoSuchAlgorithmException, IllegalStateException {

        this.jaasHelper = new JaasHelper(this, componentContext.getBundleContext(), config);
        this.loginForm = config.form_login_form();
        log.info("Login Form URL {}", loginForm);

        final String authName = config.form_auth_name();

        String defaultCookieDomain = config.form_default_cookie_domain();
        if (defaultCookieDomain.length() == 0) {
            defaultCookieDomain = null;
        }

        final String formAuthStorage = config.form_auth_storage();
        if (FormAuthenticationHandlerConfig.AUTH_STORAGE_SESSION_ATTRIBUTE.equals(formAuthStorage)) {
            this.authStorage = new SessionStorage(authName);
            log.info("Using HTTP Session store with attribute name {}", authName);
        } else {
            this.authStorage = new CookieStorage(authName, defaultCookieDomain);
            log.info("Using Cookie store with name {}", authName);
        }

        this.attrCookieAuthData = config.form_credentials_name();
        log.info("Setting Auth Data attribute name {}", attrCookieAuthData);

        int timeoutMinutes = config.form_auth_timeout();
        if (timeoutMinutes < 1) {
            timeoutMinutes = FormAuthenticationHandlerConfig.DEFAULT_AUTH_TIMEOUT;
        }
        log.info("Setting session timeout {} minutes", timeoutMinutes);
        this.sessionTimeout = MINUTES * timeoutMinutes;

        final String tokenFileName = config.form_token_file();
        final File tokenFile = getTokenFile(tokenFileName, componentContext.getBundleContext());
        final boolean fastSeed = config.form_token_fastseed();
        log.info("Storing tokens in {}", tokenFile.getAbsolutePath());
        this.tokenStore = new TokenStore(tokenFile, sessionTimeout, fastSeed);

        this.loginModule = null;
        if (!jaasHelper.enabled()) {
            try {
                this.loginModule = FormLoginModulePlugin.register(this, componentContext.getBundleContext());
            } catch (Throwable t) { //NOSONAR
                log.info(
                        "Cannot register FormLoginModulePlugin. This is expected if Sling LoginModulePlugin services are not supported");
                log.debug("dump", t);
            }
        }

        this.includeLoginForm = config.useInclude();

        this.loginAfterExpire = config.form_onexpire_login();
        
        this.preferReasonCode = config.preferReasonCode();
    }