    private static void validateValue(String value) {
        final int valueLength = value.length();
        for (int i = 0; i < valueLength; i++) {
            final char ch = value.charAt(i);
            if ((ch & PROHIBITED_VALUE_CHAR_MASK) != 0) { // ch >= 16
                continue;
            }

            // ch < 16
            if (PROHIBITED_VALUE_CHARS.get(ch)) {
                throw new IllegalArgumentException(malformedHeaderValueMessage(value));
            }
        }
    }
The software constructs all or part of a command, data structure, or record using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify how it is parsed or interpreted when it is sent to a downstream component.