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// This file is part of CAF, the C++ Actor Framework. See the file LICENSE in
// the main distribution directory for license terms and copyright or visit
// https://github.com/actor-framework/actor-framework/blob/master/LICENSE.
#pragma once
#include <memory>
#include <string>
#include "caf/abstract_channel.hpp"
#include "caf/actor_addr.hpp"
#include "caf/attachable.hpp"
#include "caf/detail/core_export.hpp"
#include "caf/fwd.hpp"
#include "caf/ref_counted.hpp"
namespace caf {
/// Interface for user-defined multicast implementations.
class CAF_CORE_EXPORT group_module : public ref_counted {
public:
// -- constructors, destructors, and assignment operators --------------------
group_module(actor_system& sys, std::string mname);
group_module(const group_module&) = delete;
group_module& operator=(const group_module&) = delete;
~group_module() override;
// -- pure virtual member functions ------------------------------------------
/// Stops all groups from this module.
virtual void stop() = 0;
/// Returns a pointer to the group associated with the name `group_name`.
/// @threadsafe
virtual expected<group> get(const std::string& group_name) = 0;
// -- observers --------------------------------------------------------------
/// Returns the hosting actor system.
actor_system& system() const noexcept {
return *system_;
}
/// Returns the name of this module implementation.
const std::string& name() const noexcept {
return name_;
}
private:
actor_system* system_;
std::string name_;
};
using group_module_ptr = intrusive_ptr<group_module>;
} // namespace caf
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