CookieDecoder Class — netty Architecture

Source Code

codec-http/src/main/java/io/netty/handler/codec/http/CookieDecoder.java lines 50–369

@Deprecated
public final class CookieDecoder {

    private final InternalLogger logger = InternalLoggerFactory.getInstance(getClass());

    private static final CookieDecoder STRICT = new CookieDecoder(true);

    private static final CookieDecoder LAX = new CookieDecoder(false);

    private static final String COMMENT = "Comment";

    private static final String COMMENTURL = "CommentURL";

    private static final String DISCARD = "Discard";

    private static final String PORT = "Port";

    private static final String VERSION = "Version";

    private final boolean strict;

    public static Set<Cookie> decode(String header) {
        return decode(header, true);
    }

    public static Set<Cookie> decode(String header, boolean strict) {
        return (strict ? STRICT : LAX).doDecode(header);
    }

    /**
     * Decodes the specified HTTP header value into {@link Cookie}s.
     *
     * @return the decoded {@link Cookie}s
     */
    private Set<Cookie> doDecode(String header) {
        List<String> names = new ArrayList<String>(8);
        List<String> values = new ArrayList<String>(8);
        extractKeyValuePairs(header, names, values);

        if (names.isEmpty()) {
            return Collections.emptySet();
        }

        int i;
        int version = 0;

        // $Version is the only attribute that can appear before the actual
        // cookie name-value pair.
        if (names.get(0).equalsIgnoreCase(VERSION)) {
            try {
                version = Integer.parseInt(values.get(0));
            } catch (NumberFormatException e) {
                // Ignore.
            }
            i = 1;
        } else {
            i = 0;
        }

        if (names.size() <= i) {
            // There's a version attribute, but nothing more.
            return Collections.emptySet();
        }

        Set<Cookie> cookies = new TreeSet<Cookie>();
        for (; i < names.size(); i ++) {
            String name = names.get(i);
            String value = values.get(i);
            if (value == null) {
                value = "";
            }

            Cookie c = initCookie(name, value);

            if (c == null) {
                break;
            }

            boolean discard = false;
            boolean secure = false;
            boolean httpOnly = false;