Method SharedParameter

src/parameter/shared_parameter.h:14–15

class SharedParameter : public Customer {
 public:
  SharedParameter(const string& my_name, const string& parent_name)
      : Customer(my_name, parent_name) { }
  // convenient wrappers of functions in remote_node.h
  int sync(MessagePtr msg) {
    CHECK(msg->task.shared_para().has_cmd()) << msg->debugString();