if (cs == null || cs.isEmpty()) {
            return false;
        }
        final int sz = cs.length();
        for (int i = 0; i < sz; i++) {
            if (!Character.isDigit(cs.charAt(i))) {
                return false;
            }
        }
        return true;
    }

    private static Integer getNextIntegerToken(String s) {

        // file. Ideally, we'd do full pattern-evaluation against the sysprops, but this
        // is a first step. There are several replacements below, in order to normalize
        // the path character before we operate on the string as a regex input, and
        // in order to avoid surprises with the File construction...
        // -------------------------------------------------------------------------------------

        }
    ]
}
foo_is_short = {
    "detail": [
        {
            "ctx": {"min_length": 1},
            "loc": ["query", "foo"],
            "msg": "String should have at least 1 character",
            "type": "string_too_short",
            "input": "",
        }
    ]
}


@pytest.mark.parametrize(
    "path,expected_status,expected_response",
    [

    /**
     *
     */
    private Strings() {
    }

    /**
     * Encodes a string into bytes using the specified encoding.
     *
     * @param str the string to encode
     * @param encoding the character encoding to use
     * @return encoded byte array, or empty array if str is null
     */
    public static byte[] getBytes(final String str, final Charset encoding) {
        if (str == null) {

        if (hasDot) {
          return null; // Colons must not appear after dots.
        }
        hasColon = true;
      } else if (c == '%') {
        percentIndex = i;
        break;
      } else if (Character.digit(c, 16) == -1) {
        return null; // Everything else must be a decimal or hex digit.
      }
    }

    // Now decide which address family to parse.
    if (hasColon) {
      if (hasDot) {

        return elements;
    }

    /**
     * Returns an array of {@literal Character}.
     *
     * @param elements the elements of the array
     * @return the array
     */
    public static Character[] asArray(final Character... elements) {
        return elements;
    }

    /**
     * Returns an array of {@literal Byte}.
     *

        final StringBuilder buf = new StringBuilder(pattern.length());
        for (int i = 0; i < pattern.length(); ++i) {
            final char ch = pattern.charAt(i);
            if (Character.isLetterOrDigit(ch) || Character.isWhitespace(ch)) {
                buf.append(ch);
            }
        }
        if (buf.indexOf("yy") == -1) {
            final int pos = buf.indexOf("y");
            if (pos != -1) {

	if atEOF {
		return len(data), dropCR(data), nil
	}
	// Request more data.
	return 0, nil, nil
}

// isSpace reports whether the character is a Unicode white space character.
// We avoid dependency on the unicode package, but check validity of the implementation
// in the tests.
func isSpace(r rune) bool {
	if r <= '\u00FF' {

        calledName = hostName.name;

        if (Character.isDigit(calledName.charAt(0))) {
            int i, len, dots;
            char[] data;

            i = dots = 0; /* quick IP address validation */
            len = calledName.length();
            data = calledName.toCharArray();
            while (i < len && Character.isDigit(data[i++])) {
                if (i == len && dots == 3) {

    }

    /**
     * Reads text from the given {@link Reader}.
     * <p>
     * The {@link Reader} is not closed by this method.
     * </p>
     *
     * @param reader
     *            the character input stream to read from (must not be {@literal null})
     * @return the text read from the reader
     */
    public static String readText(final Reader reader) {
        assertArgumentNotNull("reader", reader);