git / moonbite-core / src/interfaces/handler.cpp · raw

// Copyright (c) 2018-2020 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/handler.h>#include <util/memory.h>#include <boost/signals2/connection.hpp>#include <utility>namespace interfaces {namespace {class HandlerImpl : public Handler{public:    explicit HandlerImpl(boost::signals2::connection connection) : m_connection(std::move(connection)) {}    void disconnect() override { m_connection.disconnect(); }    boost::signals2::scoped_connection m_connection;};class CleanupHandler : public 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;};} // namespacestd::unique_ptr<Handler> MakeHandler(boost::signals2::connection connection){    return MakeUnique<HandlerImpl>(std::move(connection));}std::unique_ptr<Handler> MakeHandler(std::function<void()> cleanup){    return MakeUnique<CleanupHandler>(std::move(cleanup));}} // namespace interfaces