return CollectCollectors.toImmutableList();
  }

  /**
   * Returns the empty immutable list. This list behaves and performs comparably to {@link
   * Collections#emptyList}, and is preferable mainly for consistency and maintainability of your
   * code.
   *
   * <p><b>Performance note:</b> the instance returned is a singleton.
   */

        if (list == null) {
            final String value = getSystemProperty(Constants.DEFAULT_SORT_VALUE_PROPERTY);
            if (StringUtil.isBlank(value)) {
                list = Collections.emptyList();
            } else {
                final Set<String> keySet = new HashSet<>();
                list = split(value, "\n").get(stream -> stream.filter(StringUtil::isNotBlank).map(s -> {

                    if (attrValue != null) {
                        attrList.add(attrValue);
                    }
                }
                return attrList;
            }
            return Collections.emptyList();
        } catch (final NamingException e) {
            throw new LdapOperationException("Failed to parse attribute values for " + name, e);
        }
    }

    public void apply(final User user) {

   * | `http://host/?a=apple&b`          | `["apple"]`                 | `[null]`                    |
   */
  fun queryParameterValues(name: String): List<String?> {
    if (queryNamesAndValues == null) return emptyList()
    val result = mutableListOf<String?>()
    for (i in 0 until queryNamesAndValues.size step 2) {
      if (name == queryNamesAndValues[i]) {
        result.add(queryNamesAndValues[i + 1])
      }
    }

        }
    }

    protected void sendConfigFiles(final String index) {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();
        configListMap.getOrDefault(index, Collections.emptyList()).forEach(path -> {
            String source = null;
            final String filePath = indexConfigPath + "/" + index + "/" + path;
            final String dictionaryPath;

    EXPECT_EQ(0,
              memcmp(tensor_data[i], TF_TensorData(v), TF_TensorByteSize(v)));
    TF_DeleteTensor(v);
  }
}

TEST_F(CApiAttributesTest, EmptyList) {
  auto desc = init("list(int)");
  TF_SetAttrIntList(desc, "v", nullptr, 0);
  auto oper = TF_FinishOperation(desc, s_);
  ASSERT_EQ(TF_OK, TF_GetCode(s_)) << TF_Message(s_);

  private final AbstractPackageSanityTests sanityTests = new ConcretePackageSanityTests();

  public void testFindClassesToTest_testClass() {
    assertThat(findClassesToTest(ImmutableList.of(EmptyTest.class))).isEmpty();
    assertThat(findClassesToTest(ImmutableList.of(EmptyTests.class))).isEmpty();
    assertThat(findClassesToTest(ImmutableList.of(EmptyTestCase.class))).isEmpty();

  private final AbstractPackageSanityTests sanityTests = new ConcretePackageSanityTests();

  public void testFindClassesToTest_testClass() {
    assertThat(findClassesToTest(ImmutableList.of(EmptyTest.class))).isEmpty();
    assertThat(findClassesToTest(ImmutableList.of(EmptyTests.class))).isEmpty();
    assertThat(findClassesToTest(ImmutableList.of(EmptyTestCase.class))).isEmpty();

    //        ArtifactRepository localArtifactRepo = repoFactory.createLocalRepository( localRepo );
    //
    //        MavenProject project1 = getProjectBuilder().buildFromRepository( artifact, Collections.EMPTY_LIST,
    // localArtifactRepo );
    //
    //        System.out.println( "\n\n" );
    //        System.out.println( "Child SCM URL is: " + project1.getScm().getUrl() );