/*
Copyright (c) 2008, 2011, Oracle and/or its affiliates. All rights reserved.

The MySQL Connector/C++ is licensed under the terms of the GPLv2
<http://www.gnu.org/licenses/old-licenses/gpl-2.0.html>, like most
MySQL Connectors. There are special exceptions to the terms and
conditions of the GPLv2 as it is applied to this software, see the
FLOSS License Exception
<http://www.mysql.com/about/legal/licensing/foss-exception.html>.

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; version 2 of the License.

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, write to the Free Software Foundation, Inc.,
51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
*/



#ifndef _MYSQL_PREPARED_STATEMENT_H_
#define _MYSQL_PREPARED_STATEMENT_H_

#include <boost/scoped_ptr.hpp>
#include <boost/shared_ptr.hpp>

#include <cppconn/prepared_statement.h>
#include <cppconn/parameter_metadata.h>


namespace sql
{
namespace mysql
{
class MySQL_DebugLogger;
class MySQL_ParamBind;
class MySQL_ParameterMetaData;
class MySQL_PreparedResultSetMetaData;
class MySQL_ResultBind;
class MySQL_Warning;

namespace NativeAPI
{
class NativeStatementWrapper;
}


class MySQL_Prepared_Statement : public sql::PreparedStatement
{
protected:
	sql::Connection * connection;
	boost::shared_ptr< NativeAPI::NativeStatementWrapper > proxy;
	boost::scoped_ptr< MySQL_ParamBind > param_bind;
	unsigned int param_count;

	int resultSetConcurrency;
	int resultSetType;

	boost::scoped_ptr< MySQL_Warning > warnings;

	bool isClosed;
	bool warningsHasBeenLoaded;

	boost::shared_ptr< MySQL_DebugLogger > logger;

	boost::scoped_ptr< MySQL_PreparedResultSetMetaData > res_meta;
	boost::scoped_ptr< MySQL_ParameterMetaData > param_meta;

	sql::ResultSet::enum_type resultset_type;

	boost::shared_ptr< MySQL_ResultBind > result_bind;

	virtual void do_query();
	virtual void checkClosed();
	virtual void closeIntern();

	bool sendLongDataBeforeParamBind();

public:

	MySQL_Prepared_Statement(boost::shared_ptr<NativeAPI::NativeStatementWrapper> & s,
							sql::Connection * conn, sql::ResultSet::enum_type rset_type,
							boost::shared_ptr< MySQL_DebugLogger > & log);
	virtual ~MySQL_Prepared_Statement();

	sql::Connection *getConnection();

	void cancel();

	void clearParameters();

	void clearWarnings();

	void close();

	bool execute();
	bool execute(const sql::SQLString& sql);

	sql::ResultSet *executeQuery();
	sql::ResultSet *executeQuery(const sql::SQLString& sql);

	int executeUpdate();
	int executeUpdate(const sql::SQLString& sql);

	size_t getFetchSize();

	unsigned int getMaxFieldSize();

	sql::ResultSetMetaData * getMetaData();

	uint64_t getMaxRows();

	bool getMoreResults();

	sql::ParameterMetaData * getParameterMetaData();

	unsigned int getQueryTimeout();

	sql::ResultSet * getResultSet();

	sql::ResultSet::enum_type getResultSetType();

	uint64_t getUpdateCount();

	const SQLWarning * getWarnings();/* should return different type */

	Statement * setBuffered();

	void setBlob(unsigned int parameterIndex, std::istream * blob);

	void setBoolean(unsigned int parameterIndex, bool value);

	void setBigInt(unsigned int parameterIndex, const sql::SQLString& value);

	void setCursorName(const sql::SQLString &name);

	void setDateTime(unsigned int parameterIndex, const sql::SQLString& value);

	void setDouble(unsigned int parameterIndex, double value);

	void setEscapeProcessing(bool enable);

	void setFetchSize(size_t rows);

	void setInt(unsigned int parameterIndex, int32_t value);

	void setUInt(unsigned int parameterIndex, uint32_t value);

	void setInt64(unsigned int parameterIndex, int64_t value);

	void setUInt64(unsigned int parameterIndex, uint64_t value);

	void setMaxFieldSize(unsigned int max);

	void setMaxRows(unsigned int max);

	void setNull(unsigned int parameterIndex, int sqlType);

	void setResultSetConcurrency(int concurrencyFlag);

	void setString(unsigned int parameterIndex, const sql::SQLString& value);

	void setQueryTimeout(unsigned int seconds);

	sql::PreparedStatement * setResultSetType(sql::ResultSet::enum_type type);

private:
	/* Prevent use of these */
	MySQL_Prepared_Statement(const MySQL_Prepared_Statement &);
	void operator=(MySQL_Prepared_Statement &);
};

} /* namespace mysql */
} /* namespace sql */
#endif // _MYSQL_PREPARED_STATEMENT_H_


/*
 * Local variables:
 * tab-width: 4
 * c-basic-offset: 4
 * End:
 * vim600: noet sw=4 ts=4 fdm=marker
 * vim<600: noet sw=4 ts=4
 */
