*         otherwise an empty OptionalThing
     */
    public OptionalThing<Config> getConfig(final String fieldName) {
        final String value = params.get(fieldName);
        if (StringUtil.isNotBlank(value)) {
            return OptionalThing.of(new Config(value));
        }
        return OptionalThing.empty();
    }

    /**

    assertEquals(rangeMap.asMapOfRanges(), copy.asMapOfRanges());
  }

  // Overriding testEquals because it seems that we get spurious failures when it things empty
  // should be unequal to empty.
  public void testEquals() {
    TreeRangeMap<Integer, Integer> empty = TreeRangeMap.create();
    TreeRangeMap<Integer, Integer> nonEmpty = TreeRangeMap.create();
    nonEmpty.put(Range.all(), 1);

project.applyJavaModules("okhttp3.java.net.cookiejar")

dependencies {
  "friendsApi"(projects.okhttp)
  compileOnly(libs.animalsniffer.annotations)
}

mavenPublishing {
  configure(KotlinJvm(javadocJar = JavadocJar.Empty()))

        final ExtractData result = filenameExtractor.getText(in, null);

        assertNotNull(result);
        assertEquals("", result.getContent());
    }

    /**
     * Test extraction with empty parameters map.
     */
    public void test_getText_withEmptyParams() {
        final InputStream in = new ByteArrayInputStream(new byte[0]);
        final Map<String, String> params = new HashMap<>();

		// There is a new value, release lock and return it.
		if v = t.val.Load(); v != nil {
			return *v, nil
		}
	}

	if err := t.update(ctx); err != nil {
		var empty T
		return empty, err
	}

	return *t.val.Load(), nil
}

// Get will return a cached value or fetch a new one.
// Tf the Update function returns an error the value is forwarded as is and not cached.

            }, validationErrorLambda);
        }

        final String oldPassword =
                getSession().map(session -> (String) session.getAttribute(INVALID_OLD_PASSWORD)).orElse(StringUtil.EMPTY);
        getUserBean().ifPresent(user -> {
            final String userId = user.getUserId();
            fessLoginAssist.findLoginUser(new LocalUserCredential(userId, oldPassword)).orElseGet(() -> {

   * consider using {@code collection.getFirst()} instead. Note that if the collection is empty,
   * {@code getFirst()} throws a {@code NoSuchElementException}, while this method returns the
   * default value.
   *
   * @param defaultValue the default value to return if the iterable is empty
   * @return the first element of {@code iterable} or the default value
   * @since 7.0
   */
  @ParametricNullness

    @Nullable String[] arrayWithNull = new @Nullable String[] {null};
    Object[] empty = {};
    String toTest =
        MoreObjects.toStringHelper("TSH")
            .add("strings", strings)
            .add("ints", ints)
            .add("objects", objects)
            .add("arrayWithNull", arrayWithNull)
            .add("empty", empty)
            .toString();
    assertEquals(

    }
  }

  /** A singleton implementation of iterator() for the empty ImmutableList. */
  // TODO(b/345814817): Move this to RegularImmutableList?
  @SuppressWarnings("ClassInitializationDeadlock")
  private static final UnmodifiableListIterator<Object> EMPTY_ITR =
      new Itr<Object>(RegularImmutableList.EMPTY, 0);

  private static final class Itr<E> extends AbstractIndexedListIterator<E> {

    return Character.compare(a, b);
  }

  /**
   * Returns {@code true} if {@code target} is present as an element anywhere in {@code array}.
   *
   * @param array an array of {@code char} values, possibly empty
   * @param target a primitive {@code char} value
   * @return {@code true} if {@code array[i] == target} for some value of {@code i}
   */
  public static boolean contains(char[] array, char target) {