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// Copyright (c) 2021-2022 The Bitcoin Core developers
// Distributed under the MIT software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include <interfaces/echo.h>
#include <interfaces/handler.h>
#include <boost/signals2/connection.hpp>
#include <memory>
#include <utility>
namespace common {
namespace {
class CleanupHandler : public interfaces::Handler
{
public:
explicit CleanupHandler(std::function<void()> cleanup) : m_cleanup(std::move(cleanup)) {}
~CleanupHandler() override { if (!m_cleanup) return; m_cleanup(); m_cleanup = nullptr; }
void disconnect() override { if (!m_cleanup) return; m_cleanup(); m_cleanup = nullptr; }
std::function<void()> m_cleanup;
};
class SignalHandler : public interfaces::Handler
{
public:
explicit SignalHandler(boost::signals2::connection connection) : m_connection(std::move(connection)) {}
void disconnect() override { m_connection.disconnect(); }
boost::signals2::scoped_connection m_connection;
};
class EchoImpl : public interfaces::Echo
{
public:
std::string echo(const std::string& echo) override { return echo; }
};
} // namespace
} // namespace common
namespace interfaces {
std::unique_ptr<Handler> MakeCleanupHandler(std::function<void()> cleanup)
{
return std::make_unique<common::CleanupHandler>(std::move(cleanup));
}
std::unique_ptr<Handler> MakeSignalHandler(boost::signals2::connection connection)
{
return std::make_unique<common::SignalHandler>(std::move(connection));
}
std::unique_ptr<Echo> MakeEcho() { return std::make_unique<common::EchoImpl>(); }
} // namespace interfaces
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