project name change

src/exceptions.h

@@ -0,0 +1,101 @@
+// Squawk messenger.
+// Copyright (C) 2019  Yury Gubich <blue@macaw.me>
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+#ifndef LMDBAL_EXCEPTIONS_H
+#define LMDBAL_EXCEPTIONS_H
+
+#include <stdexcept>
+#include <string>
+#include <optional>
+
+namespace LMDBAL {
+
+class Exception : public std::exception {
+public:
+    Exception();
+    virtual ~Exception();
+
+    virtual std::string getMessage() const = 0;
+
+    const char* what() const noexcept( true );
+};
+
+class Directory: public Exception {
+public:
+    Directory(const std::string& path);
+
+    std::string getMessage() const;
+private:
+    std::string path;
+};
+
+class Closed : public Exception {
+public:
+    Closed(const std::string& p_operation, const std::string& dbName, const std::optional<std::string>& tableName = std::nullopt);
+
+    std::string getMessage() const;
+private:
+    std::string operation;
+    std::string dbName;
+    std::optional<std::string> tableName;
+};
+
+class Opened : Exception {
+public:
+    Opened(const std::string& dbName, const std::string& action);
+
+    std::string getMessage() const;
+private:
+    std::string dbName;
+    std::string action;
+};
+
+class NotFound : public Exception {
+public:
+    NotFound(const std::string& key, const std::string& dbName, const std::string& tableName);
+
+    std::string getMessage() const;
+private:
+    std::string key;
+    std::string dbName;
+    std::string tableName;
+};
+
+class Exist : public Exception {
+public:
+    Exist(const std::string& key, const std::string& dbName, const std::string& tableName);
+
+    std::string getMessage() const;
+private:
+    std::string key;
+    std::string dbName;
+    std::string tableName;
+};
+
+class Unknown : public Exception {
+public:
+    Unknown(const std::string& dbName, const std::string& message, const std::optional<std::string>& tableName = std::nullopt);
+
+    std::string getMessage() const;
+private:
+    std::string dbName;
+    std::optional<std::string> tableName;
+    std::string msg;
+};
+
+}
+
+#endif //LMDBAL_EXCEPTIONS_H