src/bin/lttng-sessiond/event-class.hpp

   1 /*
   2  * Copyright (C) 2022 Jérémie Galarneau <jeremie.galarneau@efficios.com>
   3  *
   4  * SPDX-License-Identifier: GPL-2.0-only
   5  *
   6  */
   7
   8 #ifndef LTTNG_EVENT_CLASS_H
   9 #define LTTNG_EVENT_CLASS_H
  10
  11 #include "field.hpp"
  12
  13 #include <common/uuid.hpp>
  14 #include <vendor/optional.hpp>
  15
  16 #include <string>
  17
  18 namespace lttng {
  19 namespace sessiond {
  20 namespace trace {
  21
  22 class trace_class_visitor;
  23
  24 class event_class {
  25 public:
  26         virtual void accept(trace_class_visitor& visitor) const;
  27         virtual ~event_class() = default;
  28
  29         const unsigned int id;
  30         const unsigned int stream_class_id;
  31         const int log_level;
  32         const std::string name;
  33         const nonstd::optional<std::string> model_emf_uri;
  34         const lttng::sessiond::trace::type::cuptr payload;
  35
  36 protected:
  37         event_class(unsigned int id,
  38                         unsigned int stream_class_id,
  39                         int log_level,
  40                         std::string name,
  41                         nonstd::optional<std::string> model_emf_uri,
  42                         lttng::sessiond::trace::type::cuptr payload);
  43 };
  44
  45 } /* namespace trace */
  46 } /* namespace sessiond */
  47 } /* namespace lttng */
  48
  49 #endif /* LTTNG_EVENT_CLASS_H */