private void DeallocateNode(ServerProcess AProcess, StreamID AStreamID)
{
using (IndexNode LIndexNode = new IndexNode(AProcess, this, AStreamID))
{
for (int LEntryIndex = LIndexNode.EntryCount - 1; LEntryIndex >= 0; LEntryIndex--)
{
if (LIndexNode.NodeType == IndexNodeType.Routing)
{
if (LEntryIndex > 0)
{
DisposeKey(AProcess, LIndexNode.Key(LEntryIndex));
}
DeallocateNode(AProcess, IndexUtility.GetStreamID(LIndexNode.Data(LEntryIndex), 0));
}
else
{
DisposeKey(AProcess, LIndexNode.Key(LEntryIndex));
DisposeData(AProcess, LIndexNode.Data(LEntryIndex));
if (LIndexNode.NextNode == StreamID.Null)
{
FTailID = LIndexNode.PriorNode;
}
else
{
using (IndexNode LNextNode = new IndexNode(AProcess, this, LIndexNode.NextNode))
{
LNextNode.PriorNode = LIndexNode.PriorNode;
}
}
if (LIndexNode.PriorNode == StreamID.Null)
{
FHeadID = LIndexNode.NextNode;
}
else
{
using (IndexNode LPriorNode = new IndexNode(AProcess, this, LIndexNode.PriorNode))
{
LPriorNode.NextNode = LIndexNode.NextNode;
}
}
}
}
}
AProcess.StreamManager.Deallocate(AStreamID);
}
public void GetRow(Row ARow)
{
CheckActive();
CheckNotCrack();
if ((FAccessPath.IsClustered) || IsSubset(ARow, FAccessPath))
{
Row LRow = FProcess.RowManager.RequestRow(FProcess, FAccessPath.KeyRowType, FIndexNode.Key(FEntryNumber));
try
{
LRow.CopyTo(ARow);
}
finally
{
FProcess.RowManager.ReleaseRow(LRow);
}
LRow = FProcess.RowManager.RequestRow(FProcess, FAccessPath.DataRowType, FIndexNode.Data(FEntryNumber));
try
{
LRow.CopyTo(ARow);
}
finally
{
FProcess.RowManager.ReleaseRow(LRow);
}
}
else
{
using (SearchPath LSearchPath = new SearchPath())
{
int LEntryNumber;
bool LResult = FTable.ClusteredIndex.FindKey(FProcess, FIndexNode.Data(FEntryNumber), null, LSearchPath, out LEntryNumber);
if (LResult)
{
Row LRow = FProcess.RowManager.RequestRow(FProcess, FTable.ClusteredIndex.KeyRowType, LSearchPath.DataNode.Key(LEntryNumber));
try
{
LRow.CopyTo(ARow);
}
finally
{
FProcess.RowManager.ReleaseRow(LRow);
}
LRow = FProcess.RowManager.RequestRow(FProcess, FTable.ClusteredIndex.DataRowType, LSearchPath.DataNode.Data(LEntryNumber));
try
{
LRow.CopyTo(ARow);
}
finally
{
FProcess.RowManager.ReleaseRow(LRow);
}
}
else
{
throw new ScanException(ScanException.Codes.ClusteredRowNotFound);
}
}
}
}
