class DataFormat {

    @Override
    public boolean equals(Object obj) {
        return this == obj || (obj instanceof DataFormat && equals((DataFormat) obj));
    }

    private  DataFormat(Locale locale, String datePattern, String numberPattern, Void fake);
    @Deprecated public  DataFormat(@Nullable Locale locale, @Nullable String datePattern);
    @Deprecated public  DataFormat(@Nullable Locale locale, @Nullable String datePattern, @Nullable String numberPattern);

}