RemotingCommand.createRequestCommand(RequestCode.REGISTER_BROKER, requestHeader);
RegisterBrokerBody requestBody = new RegisterBrokerBody();
requestBody.setTopicConfigSerializeWrapper(topicConfigWrapper);
requestBody.setFilterServerList(filterServerList);
request.setBody(requestBody.encode());
RemotingCommand response = this.remotingClient.invokeSync(namesrvAddr, request, 3000);
assert response != null;
switch (response.getCode()) {
case ResponseCode.SUCCESS: {