SQLDriver.H

/* 
 * Copyright (c) 2005-2011, Guillaume Gimenez <guillaume@blackmilk.fr>
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of G.Gimenez nor the names of its contributors may
 *       be used to endorse or promote products derived from this software
 *       without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL G.GIMENEZ BE LIABLE FOR ANY DIRECT,
 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * Authors:
 *     * Guillaume Gimenez <guillaume@blackmilk.fr>
 *
 */
#ifndef SQLDRIVER_H
#define SQLDRIVER_H

namespace raii {
namespace sql {

class ResultSetImpl;

class SQLDriver : public AttributeHolder {

	public:
	bool busy;
	time_t lastAccess;
        void *conn;

	SQLDriver() : Object(), busy(true), lastAccess() {
		time(&lastAccess);
	}
	virtual ~SQLDriver() {}

	virtual void release() {
                if ( ! this->isAutoCommitOn() ) {
                        this->rollback();
                        this->autoCommitOn();
                }
                busy=false;
        }

	virtual ptr<ResultSetImpl> query(const String& query)=0;

	virtual bool isAutoCommitOn()=0;
	virtual void autoCommitOn()=0;
	virtual void autoCommitOff()=0;
	virtual void commit()=0;
	virtual void rollback()=0;
	virtual String sqlize(const String& str)=0;
        virtual String identifyDriver()=0;

};


}
}


#endif