QuicPacketType Type — netty Architecture

Source Code

codec-classes-quic/src/main/java/io/netty/handler/codec/quic/QuicPacketType.java lines 22–77

public enum QuicPacketType {
    /**
     * Initial packet.
     */
    INITIAL,

    /**
     * Retry packet.
     */
    RETRY,

    /**
     * Handshake packet.
     */
    HANDSHAKE,

    /**
     * 0-RTT packet.
     */
    ZERO_RTT,

    /**
     * 1-RTT short header packet.
     */
    SHORT,

    /**
     * Version negotiation packet.
     */
    VERSION_NEGOTIATION;

    /**
     * Return the {@link QuicPacketType} for the given byte.
     *
     * @param type  the byte that represent the type.
     * @return      the {@link QuicPacketType}.
     */
    static QuicPacketType of(byte type) {
        switch(type) {
            case 1:
                return INITIAL;
            case 2:
                return RETRY;
            case 3:
                return HANDSHAKE;
            case 4:
                return ZERO_RTT;
            case 5:
                return SHORT;
            case 6:
                return VERSION_NEGOTIATION;
            default:
                throw new IllegalArgumentException("Unknown QUIC packet type: " + type);
        }
    }
}