Method validate

java/jakarta/servlet/http/Cookie.java:533–541

(String name)

    }

    void validate(String name) {
        if (name == null || name.isEmpty()) {
            throw new IllegalArgumentException(lStrings.getString("err.cookie_name_blank"));
        }
        if (!isToken(name)) {
            String errMsg = lStrings.getString("err.cookie_name_is_token");
            throw new IllegalArgumentException(MessageFormat.format(errMsg, name));
        }
    }

    boolean isToken(String possibleToken) {
        int len = possibleToken.length();