/// <summary>
/// Resizes the last segment in the group, changing the total size of the group to be at least a specified size.
/// </summary>
/// <param name="newSize">The total amount of space that the resized group should at least occupy.</param>
/// <param name="stream">The stream to write changes to.</param>
public void Resize(int newSize, IStream stream)
{
if (Segments.Count == 0)
{
return;
}
FileSegment lastSegment = Segments[Segments.Count - 1];
int newLastSegmentSize = newSize - (lastSegment.Offset - Offset);
if (newLastSegmentSize <= 0)
{
throw new ArgumentException("Cannot shrink the group enough without deleting the last segment");
}
lastSegment.Resize(newLastSegmentSize, stream);
}
