else -> throw AssertionError()
      }
    }
  }

  @Throws(IOException::class)
  private fun completeEvent(
    id: String?,
    type: String?,
    data: Buffer,
  ) {
    if (data.size != 0L) {
      lastId = id
      data.skip(1L) // Leading newline.
      callback.onEvent(id, type, data.readUtf8())
    }
  }

  companion object {
    private val options =
      Options.of(

  }

  // Empty multimaps *do* have defined equals semantics.
  @SuppressWarnings("UndefinedEquals")
  private void assertCleared() {
    assertEquals(0, multimap().size());
    assertEmpty(multimap());
    assertEquals(multimap(), getSubjectGenerator().create());
    assertEmpty(multimap().entries());
    assertEmpty(multimap().asMap());
    assertEmpty(multimap().keySet());

    if (!allowNulls) {
      for (Object element : contents) {
        if (element == null) {
          throw new NullPointerException();
        }
      }
    }
  }

  @Override
  public int size() {
    return contents.length;
  }

  @Override
  public boolean contains(@Nullable Object object) {
    if (!allowNulls) {
      // behave badly
      if (object == null) {

  @SuppressWarnings("UseCorrectAssertInTests") // TODO(b/345814817): Remove or convert assertion.
  private static BigInteger oldSlowFactorial(int n1, int n2) {
    assert n1 <= n2;
    if (IntMath.log2(n2, CEILING) * (n2 - n1) < Long.SIZE - 1) {
      // the result will definitely fit into a long
      long result = 1;
      for (int i = n1 + 1; i <= n2; i++) {
        result *= i;
      }
      return BigInteger.valueOf(result);
    }

    /*

		file := c.Args().Get(0)
		if strings.HasSuffix(file, ".zip") {
			var sz int64
			f, err := os.Open(file)
			if err != nil {
				return err
			}
			if st, err := f.Stat(); err == nil {
				sz = st.Size()
			}
			defer f.Close()
			zr, err := zip.NewReader(f, sz)
			if err != nil {
				return err
			}
			for _, file := range zr.File {

  public val headers: Headers,
  /** The body of this request, or null if it has none. This may be truncated. */
  public val body: ByteString?,
  /** The total size of the body of this request (before truncation).*/
  public val bodySize: Long,
  /**
   * The sizes of the chunks of this request's body, or null if the request's body was not encoded
   * with chunked encoding.
   */
  public val chunkSizes: List<Int>?,
  /**

     */
    public void setScrollForDelete(final Scroll scrollForDelete) {
        this.scrollForDelete = scrollForDelete;
    }

    /**
     * Sets the size for delete operations.
     * @param sizeForDelete The size.
     */
    public void setSizeForDelete(final int sizeForDelete) {
        this.sizeForDelete = sizeForDelete;
    }

    /**
     * Sets the retry interval in milliseconds.

        }

        if (_specification != null) {
            builder.setFetchSource(_specification.columnList.toArray(new String[_specification.columnList.size()]), null);
        }

        return builder;
    }

    // ===================================================================================

  public void testValuesRemove() {
    resetContainer(mapEntry(k0(), v0()), mapEntry(k1(), v0()), mapEntry(k0(), v3()));
    assertTrue(multimap().asMap().values().remove(singleton(v0())));
    assertEquals(2, multimap().size());
    assertEquals(singletonMap(k0(), newHashSet(v0(), v3())), multimap().asMap());
  }

      map.put(i, Integer.toString(i));
    }
    map.trimToSize();
    assertThat(map.entries).hasLength(10);
    assertThat(map.keys).hasLength(10);
    assertThat(map.values).hasLength(10);
    assertEquals(10, map.size());
    for (int i = 0; i < 10; i++) {
      assertEquals(Integer.toString(i), map.get(i));
    }
  }

  public void testEntrySetValueAfterRemoved() {