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check if XUNOTunnel is supported

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This commit is contained in:
Ocke Janssen 2000-12-12 14:51:01 +00:00
parent 8367b3ff7c
commit 925c690e21
1 changed files with 35 additions and 33 deletions
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68
dbaccess/source/core/api/column.cxx
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@ -2,9 +2,9 @@
*
* $RCSfile: column.cxx,v $
*
* $Revision: 1.10 $
* $Revision: 1.11 $
*
* last change: $Author: oj $ $Date: 2000-12-12 12:19:01 $
* last change: $Author: oj $ $Date: 2000-12-12 15:51:01 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
@ -620,44 +620,46 @@ void OColumns::storeSettings(const OConfigurationNode& _rLocation)
// set the name
Reference< ::com::sun::star::lang::XUnoTunnel> xTunnel((*aIter)->second.get(),UNO_QUERY);
if(xTunnel.is())
{
pCurrent = (OColumn*)xTunnel->getSomething(OColumn::getUnoTunnelImplementationId());
OSL_ENSHURE(pCurrent,"OColumns::storeSettings: No column from unotunnelhelper!");
OSL_ENSHURE(pCurrent,"OColumns::storeSettings: No column from unotunnelhelper!");
OColumnSettings* pCurrentSettings = pCurrent->getSettings();
if (!pCurrentSettings)
{
OSL_ASSERT("OColumns::storeSettings: column without settings we can write !");
continue;
}
sCurrent = pCurrent->m_sName;
OConfigurationNode aColumnNode;
// do we we have an existent key for that column ?
ConstMapName2NodeIterator aExistentObjectKey = aObjectKeys.find(sCurrent);
if (aExistentObjectKey != aObjectKeys.end())
{
aColumnNode = aExistentObjectKey->second;
// these sub key is used (and must not be deleted afterwards)
// -> remove from the key maps
aObjectKeys.erase(sCurrent);
}
else
{ // no -> create one
// the configuration does not support different types of operations in one transaction, so we must commit
// before and after we create the new node, to ensure, that every transaction we ever do contains only
// one type of operation (insert, remove, update)
aColumnNode = _rLocation.createNode(sCurrent);
if (!aColumnNode.isValid())
OColumnSettings* pCurrentSettings = pCurrent->getSettings();
if (!pCurrentSettings)
{
OSL_ASSERT("OColumns::storeSettings: could not create the structures for writing a column !");
OSL_ASSERT("OColumns::storeSettings: column without settings we can write !");
continue;
}
}
sCurrent = pCurrent->m_sName;
// let the column write itself
pCurrentSettings->writeUITo(aColumnNode);
OConfigurationNode aColumnNode;
// do we we have an existent key for that column ?
ConstMapName2NodeIterator aExistentObjectKey = aObjectKeys.find(sCurrent);
if (aExistentObjectKey != aObjectKeys.end())
{
aColumnNode = aExistentObjectKey->second;
// these sub key is used (and must not be deleted afterwards)
// -> remove from the key maps
aObjectKeys.erase(sCurrent);
}
else
{ // no -> create one
// the configuration does not support different types of operations in one transaction, so we must commit
// before and after we create the new node, to ensure, that every transaction we ever do contains only
// one type of operation (insert, remove, update)
aColumnNode = _rLocation.createNode(sCurrent);
if (!aColumnNode.isValid())
{
OSL_ASSERT("OColumns::storeSettings: could not create the structures for writing a column !");
continue;
}
}
// let the column write itself
pCurrentSettings->writeUITo(aColumnNode);
}
}
// delete all description keys where we have no columns for