/*
 * Copyright (C) 2018 Codership Oy <info@codership.com>
 *
 * This file is part of wsrep-lib.
 *
 * Wsrep-lib is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 2 of the License, or
 * (at your option) any later version.
 *
 * Wsrep-lib is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with wsrep-lib.  If not, see <https://www.gnu.org/licenses/>.
 */

#ifndef WSREP_SR_KEY_SET_HPP
#define WSREP_SR_KEY_SET_HPP

#include <set>
#include <map>
#include <string>

namespace wsrep
{
    class key;
    class sr_key_set
    {
    public:
        typedef std::set<std::string> leaf_type;
        typedef std::map<std::string, leaf_type > branch_type;
        sr_key_set()
            : root_()
        { }
        void insert(const wsrep::key& key);
        const branch_type& root() const { return root_; }
        void clear();
        bool empty() const { return root_.empty(); }
    private:
        branch_type root_;
    };
}

#endif // WSREP_KEY_SET_HPP