context.h

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// Copyright (C) 2015-2020 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 CONTEXT_H
#define CONTEXT_H

#include <stats/observation.h>
#include <boost/shared_ptr.hpp>
#include <mutex>
#include <string>

namespace isc {
namespace stats {

class DuplicateStat : public Exception {
public:
    DuplicateStat(const char* file, size_t line, const char* what) :
        isc::Exception(file, line, what) {}
};

struct StatContext {
public:

    ObservationPtr get(const std::string& name) const;

    void add(const ObservationPtr& obs);

    bool del(const std::string& name);

    size_t size();

    void clear();

    void resetAll();

    void setMaxSampleCountAll(uint32_t max_samples);

    void setMaxSampleAgeAll(const StatsDuration& duration);

    isc::data::ConstElementPtr getAll() const;

private:

    std::map<std::string, ObservationPtr> stats_;
};

typedef boost::shared_ptr<StatContext> StatContextPtr;

};
};

#endif // CONTEXT_H