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/* Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
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,
51 Franklin Street, Suite 500, Boston, MA 02110-1335 USA */
#ifndef CURSOR_BY_THREAD_CONNECT_ATTR_H
#define CURSOR_BY_THREAD_CONNECT_ATTR_H
#include "pfs_column_types.h"
#include "pfs_engine_table.h"
#include "pfs_instr.h"
/**
\addtogroup Performance_schema_tables
@{
*/
struct pos_connect_attr_by_thread_by_attr
: public PFS_double_index
{
pos_connect_attr_by_thread_by_attr()
: PFS_double_index(0, 0)
{}
inline bool has_more_thread(void)
{
return (m_index_1 < thread_max);
}
inline void next_thread(void)
{
m_index_1++;
m_index_2= 0;
}
inline void reset(void)
{
m_index_1= 0;
m_index_2= 0;
}
};
/** Cursor CURSOR_BY_THREAD_CONNECT_ATTR. */
class cursor_by_thread_connect_attr : public PFS_engine_table
{
public:
virtual int rnd_next();
virtual int rnd_pos(const void *pos);
virtual void reset_position(void);
protected:
cursor_by_thread_connect_attr(const PFS_engine_table_share *share);
public:
~cursor_by_thread_connect_attr()
{}
protected:
virtual void make_row(PFS_thread *thread, uint ordinal)= 0;
/** True if row exists */
bool m_row_exists;
private:
/** Current position. */
pos_connect_attr_by_thread_by_attr m_pos;
/** Next position. */
pos_connect_attr_by_thread_by_attr m_next_pos;
};
/** @} */
#endif
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