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package com.godmao.mqbroker.handler;

import com.godmao.mqbroker.message.HeartbeatMessage;
import com.godmao.netty.handler.AbstractEncoderHandler;
import io.netty.buffer.ByteBuf;
import io.netty.buffer.ByteBufAllocator;
import io.netty.channel.ChannelHandler;


@ChannelHandler.Sharable
public class HeartbeatMessageEncoderHandler extends AbstractEncoderHandler {

    public static final HeartbeatMessageEncoderHandler INSTANCE = new HeartbeatMessageEncoderHandler();

    @Override
    public ByteBuf encode(HeartbeatMessage.Response msg) {
        ByteBuf byteBuf = ByteBufAllocator.DEFAULT.buffer(1);
        byteBuf.writeByte(msg.getCmd());
        return byteBuf;
    }
}