成员的完整列表，这些成员属于 XuMQ::basicPublishRequest::Impl_,包括所有继承而来的类成员

_cached_size_	XuMQ::basicPublishRequest::Impl_
body_	XuMQ::basicPublishRequest::Impl_
cid_	XuMQ::basicPublishRequest::Impl_
exchange_name_	XuMQ::basicPublishRequest::Impl_
properties_	XuMQ::basicPublishRequest::Impl_
rid_	XuMQ::basicPublishRequest::Impl_