rocketmq 之namesrv(二十一)mqclient admin请求处理获取消费者连接列表

获取消费者连接列表AdminBrokerProcessor#getConsumerConnectionList

AdminBrokerProcessor#processRequest#this.getConsumerConnectionList(ctx, request)

private RemotingCommand getConsumerConnectionList(ChannelHandlerContext ctx,
        RemotingCommand request) throws RemotingCommandException {
        final RemotingCommand response = RemotingCommand.createResponseCommand(null);
        final GetConsumerConnectionListRequestHeader requestHeader =
            (GetConsumerConnectionListRequestHeader) request.decodeCommandCustomHeader(GetConsumerConnectionListRequestHeader.class);

        /**获取消费者组信息**/
        ConsumerGroupInfo consumerGroupInfo =
            this.brokerController.getConsumerManager().getConsumerGroupInfo(requestHeader.getConsumerGroup());
        if (consumerGroupInfo != null) {
            ConsumerConnection bodydata = new ConsumerConnection();
            bodydata.setConsumeFromWhere(consumerGroupInfo.getConsumeFromWhere());
            bodydata.setConsumeType(consumerGroupInfo.getConsumeType());
            bodydata.setMessageModel(consumerGroupInfo.getMessageModel());
            bodydata.getSubscriptionTable().putAll(consumerGroupInfo.getSubscriptionTable());
            /**遍历消费组信息中的客户端连接信息**/
            Iterator<Map.Entry<Channel, ClientChannelInfo>> it = consumerGroupInfo.getChannelInfoTable().entrySet().iterator();
            while (it.hasNext()) {
                ClientChannelInfo info = it.next().getValue();
                Connection connection = new Connection();
                connection.setClientId(info.getClientId());
                connection.setLanguage(info.getLanguage());
                connection.setVersion(info.getVersion());
                connection.setClientAddr(RemotingHelper.parseChannelRemoteAddr(info.getChannel()));
                
                bodydata.getConnectionSet().add(connection);
            }

            byte[] body = bodydata.encode();
            response.setBody(body);
            response.setCode(ResponseCode.SUCCESS);
            response.setRemark(null);

            return response;
        }
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转载自blog.csdn.net/qq_26400953/article/details/104658888