class Fragment extends BasePacket implements IExtensionHeader {

    @Override
    public IPacket deserialize(byte[] data, int offset, int length) {
        final ByteBuffer bb = ByteBuffer.wrap(data, offset, length);
        this.nextHeader = bb.get();
        bb.get();
        short sscratch = bb.getShort();
        this.fragmentOffset = (short) (sscratch >> 3 & 0x1fff);
        this.moreFragment = (byte) (sscratch & 0x1);
        this.identification = bb.getInt();

        Deserializer<? extends IPacket> deserializer;
        if (IPv6.PROTOCOL_DESERIALIZER_MAP.containsKey(this.nextHeader)) {
            deserializer = IPv6.PROTOCOL_DESERIALIZER_MAP.get(this.nextHeader);
        } else {
            deserializer = Data.deserializer();
        }
        try {
            this.payload = deserializer.deserialize(data, bb.position(),
                                                    bb.limit() - bb.position());
            this.payload.setParent(this);
        } catch (DeserializationException e) {
            return this;
        }

        return this;
    }

}