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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; 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
#include <ndb_global.h>
#include <NdbIndexOperation.hpp>
#include <Ndb.hpp>
#include <NdbTransaction.hpp>
#include "NdbApiSignal.hpp"
#include <AttributeHeader.hpp>
#include <signaldata/TcIndx.hpp>
#include <signaldata/TcKeyReq.hpp>
#include <signaldata/IndxKeyInfo.hpp>
#include <signaldata/IndxAttrInfo.hpp>
NdbIndexOperation::NdbIndexOperation(Ndb* aNdb) :
NdbOperation(aNdb, NdbOperation::UniqueIndexAccess),
m_theIndex(NULL)
{
m_tcReqGSN = GSN_TCINDXREQ;
m_attrInfoGSN = GSN_INDXATTRINFO;
m_keyInfoGSN = GSN_INDXKEYINFO;
/**
* Change receiver type
*/
theReceiver.init(NdbReceiver::NDB_INDEX_OPERATION, this);
}
NdbIndexOperation::~NdbIndexOperation()
{
}
/*****************************************************************************
* int indxInit();
*
* Return Value: Return 0 : init was successful.
* Return -1: In all other case.
* Remark: Initiates operation record after allocation.
*****************************************************************************/
int
NdbIndexOperation::indxInit(const NdbIndexImpl * anIndex,
const NdbTableImpl * aTable,
NdbTransaction* myConnection)
{
NdbOperation::init(aTable, myConnection);
switch (anIndex->m_type) {
case(NdbDictionary::Index::UniqueHashIndex):
break;
case(NdbDictionary::Index::Undefined):
case(NdbDictionary::Index::OrderedIndex):
setErrorCodeAbort(4003);
return -1;
default:
DBUG_ASSERT(0);
break;
}
m_theIndex = anIndex;
m_accessTable = anIndex->m_table;
theNoOfTupKeyLeft = m_accessTable->getNoOfPrimaryKeys();
return 0;
}
int NdbIndexOperation::readTuple(NdbOperation::LockMode lm)
{
switch(lm) {
case LM_Read:
return readTuple();
break;
case LM_Exclusive:
return readTupleExclusive();
break;
case LM_CommittedRead:
return readTuple();
break;
case LM_SimpleRead:
return readTuple();
break;
default:
return -1;
};
}
int NdbIndexOperation::insertTuple()
{
setErrorCode(4200);
return -1;
}
int NdbIndexOperation::readTuple()
{
// First check that index is unique
return NdbOperation::readTuple();
}
int NdbIndexOperation::readTupleExclusive()
{
// First check that index is unique
return NdbOperation::readTupleExclusive();
}
int NdbIndexOperation::simpleRead()
{
// First check that index is unique
return NdbOperation::readTuple();
}
int NdbIndexOperation::dirtyRead()
{
// First check that index is unique
return NdbOperation::readTuple();
}
int NdbIndexOperation::committedRead()
{
// First check that index is unique
return NdbOperation::readTuple();
}
int NdbIndexOperation::updateTuple()
{
// First check that index is unique
return NdbOperation::updateTuple();
}
int NdbIndexOperation::deleteTuple()
{
// First check that index is unique
return NdbOperation::deleteTuple();
}
int NdbIndexOperation::dirtyUpdate()
{
// First check that index is unique
return NdbOperation::dirtyUpdate();
}
int NdbIndexOperation::interpretedUpdateTuple()
{
// First check that index is unique
return NdbOperation::interpretedUpdateTuple();
}
int NdbIndexOperation::interpretedDeleteTuple()
{
// First check that index is unique
return NdbOperation::interpretedDeleteTuple();
}
const NdbDictionary::Index*
NdbIndexOperation::getIndex() const
{
return m_theIndex;
}
/***************************************************************************
int receiveTCINDXREF( NdbApiSignal* aSignal)
Return Value: Return 0 : send was succesful.
Return -1: In all other case.
Parameters: aSignal: the signal object that contains the TCINDXREF signal from TC.
Remark: Handles the reception of the TCKEYREF signal.
***************************************************************************/
int
NdbIndexOperation::receiveTCINDXREF( NdbApiSignal* aSignal)
{
return receiveTCKEYREF(aSignal);
}//NdbIndexOperation::receiveTCINDXREF()
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