protected String[] getRepositories() {
                return new String[] { "plugin/repo1/", "plugin/repo2/" };
            }

            protected String getRepositoryContent(String url) {
                if (url.endsWith("/")) {
                    url = url + "index.html";
                }
                if (url.contains("plugin/repo1")) {
                    try (InputStream is = ResourceUtil.getResourceAsStream(url)) {