public static String nullToEmpty(@Nullable String string) {
    return Platform.nullToEmpty(string);
  }

  /**
   * Returns the given string if it is nonempty; {@code null} otherwise.
   *
   * @param string the string to test and possibly return
   * @return {@code string} itself if it is nonempty; {@code null} if it is empty or null
   */
  public static @Nullable String emptyToNull(@Nullable String string) {

  public static String nullToEmpty(@Nullable String string) {
    return Platform.nullToEmpty(string);
  }

  /**
   * Returns the given string if it is nonempty; {@code null} otherwise.
   *
   * @param string the string to test and possibly return
   * @return {@code string} itself if it is nonempty; {@code null} if it is empty or null
   */
  public static @Nullable String emptyToNull(@Nullable String string) {

      InetAddress ipv6Addr = InetAddress.getByName(ipString);
      assertThat(InetAddresses.forString(ipString)).isEqualTo(ipv6Addr);
      assertTrue(InetAddresses.isInetAddress(ipString));
    }
  }

  public void testIPv4AddressWithScopeId() throws SocketException {
    ImmutableSet<String> ipStrings = ImmutableSet.of("1.2.3.4", "192.168.0.1");
    for (String ipString : ipStrings) {

  }

  private static @Nullable String convertDottedQuadToHex(String ipString) {
    int lastColon = ipString.lastIndexOf(':');
    String initialPart = ipString.substring(0, lastColon + 1);
    String dottedQuad = ipString.substring(lastColon + 1);
    byte[] quad = textToNumericFormatV4(dottedQuad);
    if (quad == null) {
      return null;
    }

public class SuggestTests extends CrudTestBase {

    private static final String NAME_PREFIX = "";
    private static final String API_PATH = "/api/admin/suggest";
    private static final String LIST_ENDPOINT_SUFFIX = "";
    private static final String ITEM_ENDPOINT_SUFFIX = "";

    private static final String KEY_PROPERTY = "";

    @Override
    protected String getNamePrefix() {
        return NAME_PREFIX;
    }

    @Override

        }

        String logId = logs.get(0).get("id").toString();

        // Get the specific log
        response = checkMethodBase(searchBody).get(API_PATH + "/log/" + logId).asString();
        Map<String, Object> log = JsonPath.from(response).getMap("response.log");

        logger.info("Failure URL log detail: {}", log);
        assertEquals(logId, log.get("id").toString());

    private static final String NAME_PREFIX = "documentsTest_";
    private static final String API_PATH = "/api/admin/documents";
    private static final String BULK_ENDPOINT = "bulk";
    private static final String SEARCHLIST_API_PATH = "/api/admin/searchlist";

    private static final String KEY_PROPERTY = "title";

    @BeforeAll
    protected static void initAll() {

    private static final String API_PATH = "/api/admin/stats";

    @Override
    protected String getNamePrefix() {
        fail("getNamePrefix is not supported for StatsTests");
        return null;
    }

    @Override
    protected String getApiPath() {
        return API_PATH;
    }

    @Override
    protected String getKeyProperty() {

        Map<String, Object> item = results.get(0);
        logger.info("item: {}", item);
        assertTrue(item.containsKey("content_title"));
        final String contentTitle = (String) item.get("content_title");
        assertTrue(contentTitle.contains("<strong>CodeLibs</strong>"),
                "content_title should contain highlighted 'CodeLibs': " + contentTitle);
    }

    }

    protected static List<String> getWebConfigIds(final String namePrefix) {
        final String response = getJsonResponse("/api/admin/webconfig/settings");
        final List<String> idList = JsonPath.from(response).getList(getResponsePath(namePrefix) + ".id");
        return idList;
    }

    protected static String createFileConfig(final Map<String, Object> requestBody) {