forked from blue/lmdbal
101 lines
2.7 KiB
C++
101 lines
2.7 KiB
C++
// Squawk messenger.
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// Copyright (C) 2019 Yury Gubich <blue@macaw.me>
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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#ifndef CORE_DATABASE_EXCEPTIONS_H
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#define CORE_DATABASE_EXCEPTIONS_H
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#include <stdexcept>
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#include <string>
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#include <optional>
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#include "database.h"
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class DataBase::Exception : public std::exception
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{
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public:
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Exception();
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virtual ~Exception();
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virtual std::string getMessage() const = 0;
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const char* what() const noexcept( true );
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};
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class DataBase::Directory: public DataBase::Exception {
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public:
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Directory(const std::string& path);
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std::string getMessage() const;
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private:
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std::string path;
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};
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class DataBase::Closed : public DataBase::Exception {
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public:
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Closed(const std::string& p_operation, const std::string& dbName, const std::optional<std::string>& tableName = std::nullopt);
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std::string getMessage() const;
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private:
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std::string operation;
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std::string dbName;
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std::optional<std::string> tableName;
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};
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class DataBase::Opened : public DataBase::Exception {
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public:
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Opened(const std::string& dbName, const std::string& action);
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std::string getMessage() const;
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private:
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std::string dbName;
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std::string action;
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};
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class DataBase::NotFound : public DataBase::Exception {
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public:
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NotFound(const std::string& key, const std::string& dbName, const std::string& tableName);
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std::string getMessage() const;
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private:
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std::string key;
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std::string dbName;
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std::string tableName;
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};
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class DataBase::Exist : public DataBase::Exception {
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public:
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Exist(const std::string& key, const std::string& dbName, const std::string& tableName);
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std::string getMessage() const;
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private:
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std::string key;
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std::string dbName;
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std::string tableName;
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};
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class DataBase::Unknown : public DataBase::Exception {
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public:
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Unknown(const std::string& dbName, const std::string& message, const std::optional<std::string>& tableName = std::nullopt);
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std::string getMessage() const;
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private:
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std::string dbName;
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std::optional<std::string> tableName;
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std::string msg;
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};
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#endif //CORE_DATABASE_EXCEPTIONS_H
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