labeled_level.h

/*    Copyright 2009 10gen Inc.
 *
 *    Licensed under the Apache License, Version 2.0 (the "License");
 *    you may not use this file except in compliance with the License.
 *    You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 *    Unless required by applicable law or agreed to in writing, software
 *    distributed under the License is distributed on an "AS IS" BASIS,
 *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *    See the License for the specific language governing permissions and
 *    limitations under the License.
 */

#pragma once

#include <string>

#include "mongo/logger/log_severity.h"

namespace mongo {
namespace logger {

class LabeledLevel {
public:
    LabeledLevel(int level) : _level(level) {}
    LabeledLevel(const char* label, int level) : _label(label), _level(level) {}
    LabeledLevel(const std::string& label, int level) : _label(label), _level(level) {}

    LabeledLevel operator+(int i) const {
        return LabeledLevel(_label, _level + i);
    }

    LabeledLevel operator-(int i) const {
        return LabeledLevel(_label, _level - i);
    }

    const std::string& getLabel() const {
        return _label;
    }
    int getLevel() const {
        return _level;
    }

    operator LogSeverity() const {
        return logger::LogSeverity::cast(_level);
    }

private:
    std::string _label;
    int _level;
};

inline bool operator<(const LabeledLevel& ll, const int i) {
    return ll.getLevel() < i;
}
inline bool operator<(const int i, const LabeledLevel& ll) {
    return i < ll.getLevel();
}
inline bool operator>(const LabeledLevel& ll, const int i) {
    return ll.getLevel() > i;
}
inline bool operator>(const int i, const LabeledLevel& ll) {
    return i > ll.getLevel();
}
inline bool operator<=(const LabeledLevel& ll, const int i) {
    return ll.getLevel() <= i;
}
inline bool operator<=(const int i, const LabeledLevel& ll) {
    return i <= ll.getLevel();
}
inline bool operator>=(const LabeledLevel& ll, const int i) {
    return ll.getLevel() >= i;
}
inline bool operator>=(const int i, const LabeledLevel& ll) {
    return i >= ll.getLevel();
}
inline bool operator==(const LabeledLevel& ll, const int i) {
    return ll.getLevel() == i;
}
inline bool operator==(const int i, const LabeledLevel& ll) {
    return i == ll.getLevel();
}

}  // namespace logger
}  // namespace mongo