bzr branch
http://bzr.ed.am/sqlite3cc
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/* |
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* connection.cc |
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* |
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* Copyright (C) 2009 Tim Marston <tim@ed.am> |
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* |
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* This file is part of sqlite3cc (hereafter referred to as "this program"). |
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* See http://ed.am/dev/sqlite3cc for more information. |
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* |
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* This program is free software: you can redistribute it and/or modify it under |
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* the terms of the GNU Lesser General Public License as published by the Free |
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* Software Foundation, either version 3 of the License, or (at your option) any |
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* later version. |
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* |
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* This program is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS |
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* FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more |
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* details. |
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* |
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* You should have received a copy of the GNU Lesser General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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#include <sqlite3cc/connection.h> |
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#include <sqlite3cc/exception.h> |
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#include <sqlite3cc/command.h> |
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#include <sqlite3cc/query.h> |
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||
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sqlite::connection::mutex_guard::mutex_guard( |
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connection &connection ) |
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: |
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_mutex( sqlite3_db_mutex( connection._handle ) ) |
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{
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if( _mutex ) sqlite3_mutex_enter( _mutex ); |
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} |
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sqlite::connection::mutex_guard::~mutex_guard() |
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{
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leave(); |
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} |
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void sqlite::connection::mutex_guard::leave() |
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{
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if( _mutex ) {
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sqlite3_mutex_leave( _mutex ); |
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_mutex = NULL; |
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} |
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} |
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sqlite::connection::connection( |
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const std::string &filename ) |
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: |
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_handle( NULL ) |
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{
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int code = open( filename ); |
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if( code != SQLITE_OK ) throw sqlite_error( *this, code ); |
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} |
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sqlite::connection::connection() |
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_handle( NULL ) |
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{
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} |
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sqlite::connection::~connection() |
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{
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close(); |
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} |
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int sqlite::connection::open( |
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const std::string &filename, |
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int flags ) |
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{
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close(); |
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return sqlite3_open_v2( filename.c_str(), &_handle, flags, NULL ); |
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} |
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void sqlite::connection::close() |
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{
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if( _handle ) {
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sqlite3_close( _handle ); |
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_handle = NULL; |
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} |
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} |
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void sqlite::connection::exec( |
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const std::string &sql ) |
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{
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int code = sqlite3_exec( _handle, sql.c_str(), NULL, NULL, NULL ); |
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if( code != SQLITE_OK ) throw sqlite_error( *this, code ); |
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} |
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int sqlite::connection::busy_timeout( |
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int duration ) |
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{
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return sqlite3_busy_timeout( _handle, duration ); |
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} |
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boost::shared_ptr< sqlite::command > sqlite::connection::make_command( |
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std::string sql ) |
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{
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return boost::shared_ptr< sqlite::command >( |
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new sqlite::command( *this, sql ) ); |
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} |
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boost::shared_ptr< sqlite::query > sqlite::connection::make_query( |
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std::string sql ) |
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{
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return boost::shared_ptr< sqlite::query >( |
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new sqlite::query( *this, sql ) ); |
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} |