DefaultCookieSpec.java 文件源码

@Override
public List<Header> formatCookies(final List<Cookie> cookies) {
    Args.notNull(cookies, "List of cookies");
    int version = Integer.MAX_VALUE;
    boolean isSetCookie2 = true;
    for (final Cookie cookie: cookies) {
        if (!(cookie instanceof SetCookie2)) {
            isSetCookie2 = false;
        }
        if (cookie.getVersion() < version) {
            version = cookie.getVersion();
        }
    }
    if (version > 0) {
        if (isSetCookie2) {
            return strict.formatCookies(cookies);
        } else {
            return obsoleteStrict.formatCookies(cookies);
        }
    } else {
        return netscapeDraft.formatCookies(cookies);
    }
}