assertThat(getDone(immediateFuture("a"))).isEqualTo("a");
  }

  public void testSuccessfulNull() throws ExecutionException {
    assertThat(getDone(Futures.<@Nullable String>immediateFuture(null))).isEqualTo(null);
  }

  public void testFailed() {
    Exception failureCause = new Exception();
    ExecutionException expected =

    }

    @Override
    public String toString() {
        return getGroupId() + ":" + getArtifactId() + ":" + getVersion() + ":"
                + (getClassifier() == null ? "" : getClassifier()) + ":"
                + (getType() == null ? DEFAULT_TYPE : getType());
    }

     */
    @Override
    public String generateType1Msg(final String arg0, final String arg1) throws NTLMEngineException {
        // TODO Auto-generated method stub
        return null;
    }

    /**
     * Generates a Type 3 NTLM message.
     * @param username The username.
     * @param password The password.
     * @param domain The domain.
     * @param workstation The workstation.

                final String filteredValue = propertyFilter.filter(propertyKey, plainValue);
                verifyPropertyValue(propertyKey, filteredValue); // null checked
                return filterPropertyAsDefault(filteredValue); // not null here
            }

            private String getFromCache(final String propertyKey) {
                try {
                    return cache.get(propertyKey,

  private final OkHttpClient client;

  public Authenticate() {
    client = new OkHttpClient.Builder()
        .authenticator((route, response) -> {
          if (response.request().header("Authorization") != null) {
            return null; // Give up, we've already attempted to authenticate.
          }

          System.out.println("Authenticating for response: " + response);
          System.out.println("Challenges: " + response.challenges());

    }

    @Override
    public Object execute(String expression, Object value) {
        expression = ValueSourceUtils.trimPrefix(expression, expressionPrefixes, true);

        if (projectDir != null && value != null && unprefixedPathKeys.contains(expression)) {
            return pathTranslator.alignToBaseDirectory(String.valueOf(value), projectDir);
        }

        return value;
    }

        }

        @Override
        public GeoInfo getGeoInfo() {
            return null;
        }

        @Override
        public FacetInfo getFacetInfo() {
            return null;
        }

        @Override
        public HighlightInfo getHighlightInfo() {
            return null;
        }

        @Override
        public String getSort() {
            return sort;

    }

    // Test edge cases
    public void test_addQuery_withNullValues() {
        facetQueryView.addQuery(null, "query1");
        assertEquals("query1", facetQueryView.getQueryMap().get(null));

        facetQueryView.addQuery("key1", null);
        assertNull(facetQueryView.getQueryMap().get("key1"));
    }

    public void test_init_multipleCallsShouldNotDuplicate() {

     */
    protected String charsetName = Constants.UTF_8;

    /**
     * Class type to be returned by the {@link #getData(AccessResultData)} method. Defaults to null, which returns XML content
     * as a String.
     */
    protected Class<?> dataClass = null;

    @Override
    protected void storeData(final ResponseData responseData, final ResultData resultData) {
        final DOMParser parser = getDomParser();

  var exception: IOException? = null
  val files =
    try {
      list(directory)
    } catch (fnfe: FileNotFoundException) {
      return
    }
  for (file in files) {
    try {
      if (metadata(file).isDirectory) {
        deleteContents(file)
      }

      delete(file)
    } catch (ioe: IOException) {
      if (exception == null) {
        exception = ioe
      }
    }