backend_selector.h

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// Copyright (C) 2018-2022 Internet Systems Consortium, Inc. ("ISC")
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
#ifndef BACKEND_SELECTOR_H
#define BACKEND_SELECTOR_H
 
#include <cc/data.h>
#include <cc/cfg_to_element.h>
#include <cstdint>
#include <string>
 
namespace isc {
namespace db {
 
class BackendSelector : public data::CfgToElement {
public:
 
    enum class Type {
        MYSQL,
        POSTGRESQL,
        UNSPEC
    };
 
    explicit BackendSelector();
 
    explicit BackendSelector(const Type& backend_type);
 
    explicit BackendSelector(const std::string& host, const uint16_t port = 0);
 
    explicit BackendSelector(const data::ConstElementPtr& access_map);
 
    static const BackendSelector& UNSPEC();
 
    bool amUnspecified() const;
 
    Type getBackendType() const {
        return (backend_type_);
    }
 
    std::string getBackendHost() const {
        return (host_);
    }
 
    uint16_t getBackendPort() const {
        return (port_);
    }
 
    std::string toText() const;
 
    virtual data::ElementPtr toElement() const;
 
    static Type stringToBackendType(const std::string& type);
 
    static std::string backendTypeToString(const Type& type);
 
private:
 
    void validate() const;
 
    Type backend_type_;
 
    std::string host_;
 
    uint16_t port_;
};
 
 
} // end of namespace isc::db
} // end of namespace isc
 
#endif