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authorRobin Krahl <me@robin-krahl.de>2014-10-17 03:20:43 +0200
committerRobin Krahl <me@robin-krahl.de>2014-10-17 03:20:43 +0200
commit6228b0a15c86d2105a29cbccb48db6bd83b82f71 (patch)
treed1387b0ddee9efa3aeba0ca379ef0dd7fc50d6b6 /include/sqlitepp.h
parentf607c3aaa3bb76d441b47eb437597ecf0c54a586 (diff)
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+/*
+ * (C) 2014 Robin Krahl
+ * MIT license -- http://opensource.org/licenses/MIT
+ */
+
+#ifndef __SQLITEPP_H
+#define __SQLITEPP_H
+
+#include <memory>
+#include <string>
+
+#include <boost/noncopyable.hpp>
+#include <sqlite3.h>
+
+namespace sqlitepp {
+ class Openable {
+ public:
+ const bool isOpen() const;
+
+ protected:
+ Openable(const bool open, const std::string & name);
+
+ void requireOpen() const;
+ void setOpen(const bool open);
+
+ private:
+ bool m_open;
+ const std::string & m_name;
+ };
+
+ class DatabaseError : public std::runtime_error {
+ public:
+ DatabaseError(const int errorCode);
+ DatabaseError(const int errorCode, const std::string & errorMessage);
+
+ const int errorCode() const;
+ private:
+ const int m_errorCode;
+
+ static const std::string getErrorMessage(const int errorCode, const std::string & errorMessage);
+ };
+
+ class Statement;
+
+ class Database : private boost::noncopyable, public Openable {
+ friend class Statement;
+ public:
+ Database();
+ Database(const std::string & file);
+ ~Database();
+
+ void close();
+ void execute(const std::string & sql);
+ void open(const std::string & file);
+ std::shared_ptr<Statement> prepare(const std::string & sql);
+
+ private:
+ sqlite3 * m_handle;
+ };
+
+ class Statement : private boost::noncopyable, public Openable {
+ public:
+ Statement(Database & database, const std::string & statement);
+ ~Statement();
+
+ void bindDouble(const int index, const double value);
+ void bindDouble(const std::string & name, const double value);
+ void bindInt(const int index, const int value);
+ void bindInt(const std::string & name, const int value);
+ void bindString(const int index, const std::string & value);
+ void bindString(const std::string & name, const std::string & value);
+ const bool canRead() const;
+ const int columnCount() const;
+ const double readDouble(const int column) const;
+ const int readInt(const int column) const;
+ const std::string readString(const int column) const;
+ const bool step();
+ void finalize();
+ const bool reset();
+
+ private:
+ sqlite3_stmt * m_handle;
+ bool m_canRead;
+
+ int getParameterIndex(const std::string & name) const;
+ void handleBindResult(const int index, const int result) const;
+ void requireCanRead() const;
+ };
+}
+
+#endif \ No newline at end of file