URI.hpp

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/*
 *
 * ---
 *
 *  Copyright (C) 2020 Anselm Schmidt (ans[ät]ohai.su)
 *
 *  This program 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 3 of the License, or
 *  (at your option) any later version in addition to the terms of any
 *  licences already herein identified.
 *
 *  This program 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 this program. If not, see <https://www.gnu.org/licenses/>.
 *
 * ---
 *
 * URI.hpp
 *
 * Wrapper for pointer to URI structure.
 *  Structure is only created when needed.
 *
 *  Created on: Feb 7, 2019
 *      Author: ans
 */

#ifndef WRAPPER_URI_HPP_
#define WRAPPER_URI_HPP_

#include <uriparser/Uri.h>

#include <memory>   // std::make_unique, std::unique_ptr
#include <utility>  // std::move

namespace crawlservpp::Wrapper {

    /*
     * DECLARATION
     */


    class URI {
    public:

        URI() = default;

        virtual ~URI();


        [[nodiscard]] UriUriA * get() noexcept;
        [[nodiscard]] const UriUriA * getc() const noexcept;
        [[nodiscard]] bool valid() const noexcept;


        void create();
        void clear();



        URI(URI&) = delete;

        URI& operator=(URI&) = delete;

        URI(URI&& other) = default;

        URI& operator=(URI&& other) = default;


    private:
        // underlying smart pointer
        std::unique_ptr<UriUriA> ptr;
    };

    /*
     * IMPLEMENTATION
     */

    /*
     * CONSTRUCTION AND DESTRUCTION
     */


    inline URI::~URI() {
        this->clear();
    }

    /*
     * GETTERS
     */


    inline UriUriA * URI::get() noexcept {
        return this->ptr.get();
    }


    inline const UriUriA * URI::getc() const noexcept {
        return this->ptr.get();
    }


    inline bool URI::valid() const noexcept {
        return this->ptr.operator bool();
    }

    /*
     * CREATION AND CLEANUP
     */


    inline void URI::create() {
        this->clear();

        this->ptr = std::make_unique<UriUriA>();
    }


    inline void URI::clear() {
        if(this->ptr) {
            uriFreeUriMembersA(this->ptr.get());

            this->ptr.reset();
        }
    }

} /* namespace crawlservpp::Wrapper */

#endif /* WRAPPER_URI_HPP_ */