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/* Copyright (C) 2003 MySQL AB
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; either version 2 of the License, or
(at your option) any later version.
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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
#ifndef SCAN_FILTER_HPP
#define SCAN_FILTER_HPP
class ScanFilter {
public:
#if 0
/**
* Create a scan filter for table tab
* colNo - column to filter on
* val - val to use when selecting valu to filter on
*
*/
ScanFilter(const NDBT_Table& tab,
int colNo,
int val);
#endif
ScanFilter(int records = 1000){};
virtual int filterOp(NdbOperation*) = 0;
virtual int verifyRecord(NDBT_ResultRow&) = 0;
private:
// const NDBT_Table& tab;
};
class LessThanFilter : public ScanFilter {
public:
LessThanFilter(int records){ compare_value = records / 100; };
private:
Uint32 compare_value;
int filterOp(NdbOperation* pOp);
int verifyRecord(NDBT_ResultRow&);
};
class EqualFilter : public ScanFilter {
static const Uint32 compare_value = 100;
int filterOp(NdbOperation* pOp);
int verifyRecord(NDBT_ResultRow&);
};
class NoFilter : public ScanFilter {
int filterOp(NdbOperation* pOp);
int verifyRecord(NDBT_ResultRow&);
};
int LessThanFilter::filterOp(NdbOperation* pOp){
if (pOp->load_const_u32(1, compare_value) != 0)
return NDBT_FAILED;
if (pOp->read_attr("KOL2", 2) != 0)
return NDBT_FAILED;
if (pOp->branch_lt(1, 2, 0) != 0)
return NDBT_FAILED;
if (pOp->interpret_exit_nok() != 0)
return NDBT_FAILED;
if (pOp->def_label(0) != 0)
return NDBT_FAILED;
if (pOp->interpret_exit_ok() != 0)
return NDBT_FAILED;
return NDBT_OK;
}
int LessThanFilter::verifyRecord(NDBT_ResultRow& row){
NdbRecAttr* rec = row.attributeStore(1);
if (rec->u_32_value() < compare_value)
return NDBT_OK;
return NDBT_FAILED;
}
int EqualFilter::filterOp(NdbOperation* pOp){
if (pOp->load_const_u32(1, compare_value) != 0)
return NDBT_FAILED;
if (pOp->read_attr("KOL2", 2) != 0)
return NDBT_FAILED;
if (pOp->branch_eq(1, 2, 0) != 0)
return NDBT_FAILED;
if (pOp->interpret_exit_nok() != 0)
return NDBT_FAILED;
if (pOp->def_label(0) != 0)
return NDBT_FAILED;
if (pOp->interpret_exit_ok() != 0)
return NDBT_FAILED;
return NDBT_OK;
}
int EqualFilter::verifyRecord(NDBT_ResultRow& row){
NdbRecAttr* rec = row.attributeStore(1);
if (rec->u_32_value() == compare_value)
return NDBT_OK;
return NDBT_FAILED;
}
int NoFilter::filterOp(NdbOperation* pOp){
return NDBT_OK;
}
int NoFilter::verifyRecord(NDBT_ResultRow& row){
// Check if this record should be in the result set or not
return NDBT_OK;
}
#endif
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