index = fessConfig.getIndexUserIndex();
                } else if ("fess_basic_config".equals(index) && !"fess_config".equals(fessConfig.getIndexConfigIndex())) {
                    index = "basic_" + fessConfig.getIndexConfigIndex();
                }
                final String alias = index;
                return asStream(filename).contentTypeOctetStream().stream(out -> {

                        if ("fess_basic_config".equals(aliasName) && !CONFIG_INDEX_PREFIX.equals(name)) {
                            aliasName = aliasName.replaceFirst("fess_basic_config", "basic_" + name);
                        } else {
                            aliasName = aliasName.replaceFirst(Pattern.quote(CONFIG_INDEX_PREFIX), name);
                        }

    }

    // ===================================================================================
    //                                                                      Basic Override
    //                                                                      ==============
    @Override
    public String toString() {
        final String hash = Integer.toHexString(hashCode());

        if (StringUtil.isNotBlank(username) && StringUtil.isNotBlank(password)) {
            final String value = username + ":" + password;
            final String basicAuth = "Basic " + java.util.Base64.getEncoder().encodeToString(value.getBytes(StandardCharsets.UTF_8));
            request.header("Authorization", basicAuth);
        }
        if (sslSocketFactory != null) {

    public abstract Map<String, Object> toSource();

    // ===================================================================================
    //                                                                      Basic Override
    //                                                                      ==============
    // #pending hashCode(), equals()
    @Override
    public int instanceHash() {
        return super.hashCode();

    /** Configuration key for allowing unsecure basic authentication. */
    protected static final String SPNEGO_ALLOW_UNSECURE_BASIC = "spnego.allow.unsecure.basic";

    /** Configuration key for allowing basic authentication. */
    protected static final String SPNEGO_ALLOW_BASIC = "spnego.allow.basic";

    /** Configuration key for pre-authentication password. */

    }

    public void test_escapeXml_empty() {
        // Test empty string
        assertEquals("", XmlUtil.escapeXml(""));
    }

    public void test_escapeXml_basic() {
        // Test basic XML escaping
        assertEquals("&lt;tag&gt;value&lt;/tag&gt;", XmlUtil.escapeXml("<tag>value</tag>"));
    }

    public void test_escapeXml_allSpecialChars() {
        // Test all special characters

        return new AuthenticationImpl(getAuthScope(), getCredentials(), getAuthScheme());
    }

    private AuthScheme getAuthScheme() {
        final String scheme = getProtocolScheme();
        if (Constants.BASIC.equals(scheme)) {
            return new BasicScheme();
        }
        if (Constants.DIGEST.equals(scheme)) {
            return new DigestScheme();
        }
        if (Constants.NTLM.equals(scheme)) {

            return entity;
        });
    }

    /**
     * Registers available protocol scheme items for web authentication forms.
     * Includes Basic, Digest, NTLM, and Form authentication schemes.
     *
     * @param data the render data to register the protocol scheme items with
     */
    protected void registerProtocolSchemeItems(final RenderData data) {

            } catch (final IOException e) {
                logger.warn("Failed to access fess_config.properties.", e);
            }
        }
    }

    /**
     * Writes Fess basic configuration data in bulk format to the ZIP output stream.
     *
     * @param zos the ZIP output stream to write to
     * @param id the diagnostic ID for organizing files in the ZIP
     */