@Override
    public ApiAuthType getManagementApiAuthType() {
        String at = config.getString(UIConfig.APIMAN_MANAGER_UI_API_AUTH_TYPE);
        try {
            return ApiAuthType.valueOf(at);
        } catch (Exception e) {
            throw new RuntimeException("Invalid API authentication type: " + at); //$NON-NLS-1$
        }
    }
@see io.apiman.manager.ui.server.IUIConfig#getManagementApiAuthType()
manager/ui/war/src/main/java/io/apiman/manager/ui/server/UIConfig.java