/**
   * Converts the specified {@code String str} from this format to the specified {@code format}. A
   * "best effort" approach is taken; if {@code str} does not conform to the assumed format, then
   * the behavior of this method is undefined but we make a reasonable effort at converting anyway.
   */
  public final String to(CaseFormat format, String str) {
    checkNotNull(format);
    checkNotNull(str);

    assertThat(function.apply("Null")).isNull();

    new EqualsTester()
        .addEqualityGroup(function, Functions.forMap(map, 42))
        .addEqualityGroup(Functions.forMap(map))
        .addEqualityGroup(Functions.forMap(map, null))
        .addEqualityGroup(Functions.forMap(map, 43))
        .testEquals();
  }

  @J2ktIncompatible
  @GwtIncompatible // SerializableTester

  /**
   * Converts the specified {@code String str} from this format to the specified {@code format}. A
   * "best effort" approach is taken; if {@code str} does not conform to the assumed format, then
   * the behavior of this method is undefined but we make a reasonable effort at converting anyway.
   */
  public final String to(CaseFormat format, String str) {
    checkNotNull(format);
    checkNotNull(str);

    assertThat(function.apply("Null")).isNull();

    new EqualsTester()
        .addEqualityGroup(function, Functions.forMap(map, 42))
        .addEqualityGroup(Functions.forMap(map))
        .addEqualityGroup(Functions.forMap(map, null))
        .addEqualityGroup(Functions.forMap(map, 43))
        .testEquals();
  }

  @J2ktIncompatible
  @GwtIncompatible // SerializableTester

     * @param format the date format pattern or "pdf_date" for PDF date format
     * @return parsed Date object, or null if parsing fails
     */
    public static Date parseDate(final String value, final String format) {
        if (value == null) {
            return null;
        }

        try {
            if (PDF_DATE.equals(format)) {
                final Calendar cal = DateConverter.toCalendar(value);

  public void testNameFormatWithPercentS_custom() {
    String format = "super-duper-thread-%s";
    ThreadFactory factory = builder.setNameFormat(format).build();
    for (int i = 0; i < 11; i++) {
      assertEquals(rootLocaleFormat(format, i), factory.newThread(monitoredRunnable).getName());
    }
  }

  public void testNameFormatWithPercentD_custom() {
    String format = "super-duper-thread-%d";

  public void testNameFormatWithPercentS_custom() {
    String format = "super-duper-thread-%s";
    ThreadFactory factory = builder.setNameFormat(format).build();
    for (int i = 0; i < 11; i++) {
      assertEquals(rootLocaleFormat(format, i), factory.newThread(monitoredRunnable).getName());
    }
  }

  public void testNameFormatWithPercentD_custom() {
    String format = "super-duper-thread-%d";

   * <a href="https://en.wikipedia.org/wiki/BMP_file_format">Bitmap file format</a> ({@code bmp}
   * files).
   *
   * @since 13.0
   */
  public static final MediaType BMP = createConstant(IMAGE_TYPE, "bmp");

  /**
   * The <a href="https://en.wikipedia.org/wiki/Camera_Image_File_Format">Canon Image File
   * Format</a> ({@code crw} files), a widely-used "raw image" format for cameras. It is found in

   * <a href="https://en.wikipedia.org/wiki/BMP_file_format">Bitmap file format</a> ({@code bmp}
   * files).
   *
   * @since 13.0
   */
  public static final MediaType BMP = createConstant(IMAGE_TYPE, "bmp");

  /**
   * The <a href="https://en.wikipedia.org/wiki/Camera_Image_File_Format">Canon Image File
   * Format</a> ({@code crw} files), a widely-used "raw image" format for cameras. It is found in

      stream.writeObject(entry.getValue());
    }
  }

  /**
   * Populates a map by reading an input stream, as part of deserialization. See {@link #writeMap}
   * for the data format.
   */
  static <K extends @Nullable Object, V extends @Nullable Object> void populateMap(
      Map<K, V> map, ObjectInputStream stream) throws IOException, ClassNotFoundException {
    int size = stream.readInt();