}
        });
        final OsddHelper osddHelper = new OsddHelper();
        osddHelper.setContentType("application/opensearchdescription+xml");
        osddHelper.init();
        assertFalse(osddHelper.hasOpenSearchFile());

        try {
            osddHelper.asStream();
            fail();
        } catch (final Exception e) {
            assertEquals("Unsupported Open Search Description Document response.", e.getMessage());

            return false;
        }

        final String ssoType = fessConfig.getSsoType();
        return StringUtil.isBlank(ssoType) || Constants.NONE.equalsIgnoreCase(ssoType);
    }

    public boolean hasOpenSearchFile() {
        return osddFile != null;
    }

    public StreamResponse asStream() {
        if (osddFile == null) {

    protected void setupHtmlData(final ActionRuntime runtime) {
        super.setupHtmlData(runtime);
        systemHelper.setupSearchHtmlData(this, runtime);

        runtime.registerData("osddLink", osddHelper.hasOpenSearchFile());
        runtime.registerData("clipboardCopyIcon", fessConfig.isClipboardCopyIconEnabled());

        final List<Map<String, String>> labelTypeItems = labelTypeHelper.getLabelTypeItemList(SearchRequestType.SEARCH,