final File moduleDir = new File(esDir, "modules");
                    if (moduleDir.isDirectory()) {
                        settingsBuilder.put("path.modules", moduleDir.getAbsolutePath());
                    } else {
                        settingsBuilder.put("path.modules", new File(System.getProperty("user.dir"), "modules").getAbsolutePath());
                    }

            handleFileUploadException(e);
        }
    }

    protected ModuleConfig getModuleConfig(final HttpServletRequest request) {
        return (ModuleConfig) request.getAttribute(LastaWebKey.MODULE_CONFIG_KEY);
    }

    // ===================================================================================
    //                                                            Create ServletFileUpload

    protected static final String SPNEGO_PREAUTH_USERNAME = "spnego.preauth.username";
    protected static final String SPNEGO_LOGIN_SERVER_MODULE = "spnego.login.server.module";
    protected static final String SPNEGO_LOGIN_CLIENT_MODULE = "spnego.login.client.module";
    protected static final String SPNEGO_KRB5_CONF = "spnego.krb5.conf";
    protected static final String SPNEGO_LOGIN_CONF = "spnego.login.conf";