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This commit is contained in:
Leonid Fedorov
2022-01-21 16:43:49 +00:00
parent 6b6411229f
commit 04752ec546
1376 changed files with 393460 additions and 412662 deletions
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125
writeengine/splitter/we_tablelockgrabber.cpp
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@ -16,9 +16,9 @@
MA 02110-1301, USA. */
/*******************************************************************************
* $Id$
*
*******************************************************************************/
* $Id$
*
*******************************************************************************/
/*
* we_tablelockgrabber.cpp
@ -37,93 +37,78 @@ using namespace std;
#include "we_sdhandler.h"
#include "we_tablelockgrabber.h"
namespace WriteEngine
{
uint64_t WETableLockGrabber::grabTableLock(std::vector<unsigned int>& PmList,
uint32_t tableOID)
uint64_t WETableLockGrabber::grabTableLock(std::vector<unsigned int>& PmList, uint32_t tableOID)
{
uint64_t aLockId;
std::string aProcName = "cpimport";
uint32_t aProcId = getpid();
int32_t aSessId = -1;
int32_t aTxnId = -1;
uint64_t aLockId;
std::string aProcName = "cpimport";
uint32_t aProcId = getpid();
int32_t aSessId = -1;
int32_t aTxnId = -1;
try
{
aLockId =
fRef.fDbrm.getTableLock(PmList, tableOID, &aProcName, &aProcId, &aSessId, &aTxnId, BRM::LOADING);
}
catch (std::exception& e)
{
cout << "ERROR: Failed to get Table Lock " << e.what() << endl;
throw runtime_error(e.what());
}
if (aLockId == 0)
{
ostringstream oss;
oss << " Table currently locked by process-" << aProcName << "; pid-" << aProcId << "; session-"
<< aSessId << "; txn-" << aTxnId;
throw runtime_error(oss.str());
}
try
{
aLockId = fRef.fDbrm.getTableLock(PmList, tableOID, &aProcName,
&aProcId, &aSessId, &aTxnId, BRM::LOADING);
}
catch (std::exception& e)
{
// cout << "lock ID = " << aLockId << endl;
// if (aLockId == 0)
// cout << " existing owner name = " << aProcName << " pid = " <<
// aProcId << " session = " << aSessId << endl;
cout << "ERROR: Failed to get Table Lock " << e.what() << endl;
throw runtime_error(e.what());
}
if (aLockId == 0)
{
ostringstream oss;
oss << " Table currently locked by process-" <<
aProcName << "; pid-" << aProcId <<
"; session-" << aSessId <<
"; txn-" << aTxnId;
throw runtime_error(oss.str());
}
//cout << "lock ID = " << aLockId << endl;
//if (aLockId == 0)
// cout << " existing owner name = " << aProcName << " pid = " <<
// aProcId << " session = " << aSessId << endl;
return aLockId;
return aLockId;
}
bool WETableLockGrabber::releaseTableLock(uint64_t LockId)
{
bool aRet;
bool aRet;
//cout << "releasing lock " << LockId << endl;
try
{
aRet = fRef.fDbrm.releaseTableLock(LockId);
}
catch (std::exception& e)
{
cout << "caught an exception: " << e.what() << endl;
throw runtime_error(e.what());
}
// cout << "releasing lock " << LockId << endl;
try
{
aRet = fRef.fDbrm.releaseTableLock(LockId);
}
catch (std::exception& e)
{
cout << "caught an exception: " << e.what() << endl;
throw runtime_error(e.what());
}
return aRet;
return aRet;
}
bool WETableLockGrabber::changeTableLockState(uint64_t LockId)
{
bool aRet;
bool aRet;
//cout << "changing state of lock " << LockId << endl;
// cout << "changing state of lock " << LockId << endl;
try
{
aRet = fRef.fDbrm.changeState(LockId, BRM::CLEANUP);
}
catch (std::exception& e)
{
cout << "caught an exception: " << e.what() << endl;
throw runtime_error(e.what());
}
try
{
aRet = fRef.fDbrm.changeState(LockId, BRM::CLEANUP);
}
catch (std::exception& e)
{
cout << "caught an exception: " << e.what() << endl;
throw runtime_error(e.what());
}
return aRet;
return aRet;
}
} /* namespace WriteEngine */