* @return A PrintWriter for response output
     * @throws IOException If an I/O error occurs
     */
    @Override
    public PrintWriter getWriter() throws IOException {
        // dummy stream
        return new PrintWriter(new ByteArrayOutputStream());
    }

        assertEquals(0, (int) StreamUtil.stream(o).get(s -> s.toArray().length));
        Map<Object, Object> map = new HashMap<Object, Object>();
        assertEquals(0, (int) StreamUtil.stream(map).get(s -> s.toArray().length));
    }

    public void test_ofMap() {
        Map<String, String> map = new HashMap<String, String>();
        map.put("key1", "value1");
        map.put("key2", "value2");

import org.opensearch.index.analysis.Analysis;

public class KuromojiPartOfSpeechFilterFactory extends AbstractTokenFilterFactory {

    private final Set<String> stopTags = new HashSet<>();

    public KuromojiPartOfSpeechFilterFactory(IndexSettings indexSettings, Environment env, String name, Settings settings) {
        super(indexSettings, name, settings);

            return artifactType;
        }
        return new DefaultType(
                type.id(),
                type.getLanguage(),
                type.getExtension(),
                type.getClassifier(),
                type.isIncludesDependencies(),
                type.getPathTypes().toArray(new PathType[0]));
    }

        super(message, cause);
    }

    /**
     * Creates a new MimeTypeException with the specified detail message.
     *
     * @param message the detail message explaining the reason for the exception
     */
    public MimeTypeException(final String message) {
        super(message);
    }

    /**
     * Creates a new MimeTypeException with the specified cause.
     *

     * Verifies the no-arg constructor sets the expected message, status, and no cause.
     */
    @Test
    void defaultConstructorSetsMessageAndStatus() {
        // Arrange & Act
        SmbEndOfFileException ex = new SmbEndOfFileException();

        // Assert
        assertEquals("Unexpectedly reached end of file", ex.getMessage(), "Default message must match");

public class PostExample {
  public static final MediaType JSON = MediaType.get("application/json; charset=utf-8");

  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()) {

    assertEquals("[" + JOINER.join(map.keySet()) + "]", map.keySet().toString());
    assertEquals("[" + JOINER.join(map.values()) + "]", map.values().toString());

    assertEquals(new HashSet<>(map.entrySet()), map.entrySet());
    assertEquals(new HashSet<>(map.keySet()), map.keySet());
  }

    return new ConstantWeigher(constant);
  }

  /** Returns a {@link Weigher} that uses the integer key as the weight. */
  static Weigher<Integer, Object> intKeyWeigher() {
    return new IntKeyWeigher();
  }

  /** Returns a {@link Weigher} that uses the integer value as the weight. */
  static Weigher<Object, Integer> intValueWeigher() {
    return new IntValueWeigher();
  }

@SuppressWarnings("serial") // uses writeReplace(), not default serialization
final class RegularImmutableSet<E> extends ImmutableSet.CachingAsList<E> {
  private static final Object[] EMPTY_ARRAY = new Object[0];
  static final RegularImmutableSet<Object> EMPTY =
      new RegularImmutableSet<>(EMPTY_ARRAY, 0, EMPTY_ARRAY, 0);

  private final transient Object[] elements;
  private final transient int hashCode;