/// <exception cref="NGit.Errors.MissingObjectException"></exception>
/// <exception cref="NGit.Errors.IncorrectObjectTypeException"></exception>
/// <exception cref="System.IO.IOException"></exception>
/// <exception cref="NGit.Errors.LargeObjectException"></exception>
private DeltaIndex Index(DeltaWindowEntry ent)
{
DeltaIndex idx = ent.index;
if (idx == null)
{
try
{
idx = new DeltaIndex(Buffer(ent));
}
catch (OutOfMemoryException noMemory)
{
LargeObjectException.OutOfMemory e;
e = new LargeObjectException.OutOfMemory(noMemory);
e.SetObjectId(ent.@object);
throw e;
}
if (0 < maxMemory)
{
loaded += idx.GetIndexSize() - idx.GetSourceSize();
}
ent.index = idx;
}
return(idx);
}
