/**
     * Provides new {@link Transport} instance for given {@link RemoteRepository}, if possible.
     *
     * @throws TransportProviderException if passed in remote repository has invalid remote URL or unsupported protocol.
     */
    @Nonnull
    Transport transport(@Nonnull Session session, @Nonnull RemoteRepository repository);

        final String index = fessConfig.getIndexDocumentUpdateIndex();
        final Object url = params.get("url");
        if (url == null) {
            return StringUtil.EMPTY_STRINGS;
        }
        final SearchResponse response = client.prepareSearch(index).setQuery(QueryBuilders.termQuery(fessConfig.getIndexFieldUrl(), url))

import org.apache.maven.api.di.Singleton;
import org.apache.maven.api.services.model.UrlNormalizer;

/**
 * Normalizes a URL.
 *
 */
@Named
@Singleton
public class DefaultUrlNormalizer implements UrlNormalizer {

    @Override
    public String normalize(String url) {
        String result = url;

        if (result != null) {
            while (true) {
                int idx = result.indexOf("/../");

  final OkHttpClient client = new OkHttpClient();

  String post(String url, String json) throws IOException {
    RequestBody body = RequestBody.create(json, JSON);
    Request request = new Request.Builder()
        .url(url)
        .post(body)
        .build();
    try (Response response = client.newCall(request).execute()) {
      return response.body().string();

            Repository r = Repository.newBuilder()
                    .id("id" + Long.toHexString(entropy.nextLong()))
                    .name("name" + Long.toHexString(entropy.nextLong()))
                    .url("url" + Long.toHexString(entropy.nextLong()))
                    .build();
            repos.add(r);
        }
        count = entropy.nextInt(3);
        List<Repository> pluginRepos = new ArrayList<>();

        final ClassLoader cl1 = new URLClassLoader(new URL[] { new URL("file:/foo") }, null);
        final ClassLoader cl2 = new URLClassLoader(new URL[] { new URL("file:/bar") }, cl1);
        final ClassLoader cl3 = new URLClassLoader(new URL[] { new URL("file:/baz") }, cl2);

        assertThat(ClassLoaderUtil.isAncestor(cl3, cl2), is(true));
        assertThat(ClassLoaderUtil.isAncestor(cl3, cl1), is(true));

     */
    public void testToExternalForm() throws Exception {
        final URL url = new File("/Program File").toURI().toURL();
        assertEquals("file:" + getRoot() + "Program File", ResourceUtil.toExternalForm(url));
    }

    /**
     * @throws Exception
     */
    public void testGetFileName() throws Exception {
        URL url = new File("/Program File").toURI().toURL();

    // Now set the context loader to one that should find the resource.
    URL baseUrl = tempFile.getParentFile().toURI().toURL();
    URLClassLoader loader = new URLClassLoader(new URL[] {baseUrl});
    ClassLoader oldContextLoader = Thread.currentThread().getContextClassLoader();
    try {
      Thread.currentThread().setContextClassLoader(loader);
      URL url = Resources.getResource(tempFile.getName());

     *
     * @param id     the unique identifier of the repository
     * @param url    the URL of the repository
     * @param layout the layout of the repository
     */
    public DefaultArtifactRepository(String id, String url, ArtifactRepositoryLayout layout) {
        this(id, url, layout, null, null);
    }

    /**
     * Create a remote deployment repository.
     *

     * creator of the problem, the general expectation is that the hint provides sufficient information to the user to
     * track the problem back to its origin. A concrete example for such a source hint can be the file path or URL from
     * which the settings were read.
     *
     * @return the hint about the source of the problem or an empty string if unknown, never {@code null}
     */
    @Nonnull
    String getSource();

    /**