public void AddOrUpdateEntry(PageSummary summary)
{
if (!indices.Keys.Contains(summary.AddressSpaceId))
{
indices[summary.AddressSpaceId] = new List <PageSummary>();
}
if (!summary.PageFileIndex.HasValue)
{
stream.Position = stream.Length;
indices[summary.AddressSpaceId].Add(summary);
endOfIndex = Math.Max((summary.DataFileOffset + summary.Size), endOfIndex);
}
else
{
stream.Position = summary.PageFileIndex.Value;
if (!indices[summary.AddressSpaceId].Contains(summary))
{
//foreach (var space in indices.Values)
//{
// if (space.Contains(summary)) space.Remove(summary);
//}
EmptyPages.Remove(summary);
indices[summary.AddressSpaceId].Add(summary);
summary.Allocated = true;
}
}
summary.WriteToStream(writer);
}
public void ExpandAddressSpace(Guid addressSpaceId, long localOffset)
{
if (!EmptyPages.Any())
{
IndexFileGrowth();
}
PageSummary summary = EmptyPages[0];
summary.AddressSpaceId = addressSpaceId;
summary.LocalAddressSpaceOffset = localOffset;
AddOrUpdateEntry(summary);
}
