@Override
    public String getRemoteAddress() {
        if (null != this.remotingCtx) {
            ChannelHandlerContext channelCtx = this.remotingCtx.getChannelContext();
            Channel channel = channelCtx.channel();
            if (null != channel) {
                return RemotingUtil.parseRemoteAddress(channel);
            }
        }
        return "UNKNOWN_ADDRESS";
    }
@see com.alipay.remoting.BizContext#getRemoteAddress()
src/main/java/com/alipay/remoting/DefaultBizContext.java