channelhandlercontext 发送数据

ChannelHandlerContext 传递ByteBuf 到指定的ChannelInboundHandlerAdapter

可以使用ChannelHandlerContext对象的writeAndFlush()方法来将ByteBuf传递到指定的ChannelInboundHandlerAdapter

public class YourHandler extends ChannelInboundHandlerAdapter {
    @Override
    public void channelRead(ChannelHandlerContext ctx, Object msg) {
        if (msg instanceof ByteBuf) {
            ByteBuf byteBuf = (ByteBuf) msg;
            ... // 处理ByteBuf数据
            ctx.fireChannelRead(byteBuf);
        }
    }
}