hn_zw_back_charger/Service/Charger/Codec/Encoder.cs

using DotNetty.Buffers;
using DotNetty.Codecs;
using DotNetty.Transport.Channels;
using HybirdFrameworkDriver.Common;
using HybirdFrameworkDriver.Session;

namespace Service.Charger.Codec;

public class Encoder : MessageToByteEncoder<IToBytes>
{
    protected override void Encode(IChannelHandlerContext context, IToBytes obj, IByteBuffer output)
    {
        int sn = (int)SessionMgr.GetAttrByKey(context.Channel.Id.ToString(), "charger_sn");
        output.WriteBytes(obj.ToBytes());
    }
}