server_tag.h

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// Copyright (C) 2019 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 SERVER_TAG_H
#define SERVER_TAG_H

#include <string>

namespace isc {
namespace data {

class ServerTag {
public:

    static std::string ALL;

    ServerTag();

    explicit ServerTag(const std::string& tag);

    bool amAll() const;

    std::string get() const {
        return (tag_);
    }

    bool operator<(const ServerTag& other) const {
        return (tag_ < other.tag_);
    }

private:

    std::string tag_;
};

std::ostream&
operator<<(std::ostream& os, const ServerTag& server_tag);

} // end of namespace isc::data
} // end of namespace isc

#endif // SERVER_TAG_H