public ModuleDataSnapshot CreateSnapshot()
{
var snapshot = new ModuleDataSnapshot();
foreach (var(fieldContainer, fieldList) in fieldsByFieldContainer)
{
snapshot.Add(CreateDataSegment(fieldContainer, fieldList));
}
return(snapshot);
}
/// <summary>
/// Creates a new snapshot with all the segments in this one, but relocated
/// such that the data is <paramref name="from"/> is moved to <paramref name="to"/>
/// (and all other data is offset by the same amount).
/// </summary>
internal ModuleDataSnapshot Relocated(ModuleAddress from, ModuleAddress to)
{
var offset = to.LogicalValue - from.LogicalValue;
var snapshot = new ModuleDataSnapshot();
foreach (var segment in Segments)
{
snapshot.Add(segment.WithAddress(segment.Address.PlusLogicalOffset(offset)));
}
return(snapshot);
}
internal ModuleDataSnapshot CreatePartialSnapshot(TreeNode root)
{
if (root.Container.Schema != Schema)
{
throw new ArgumentException("Invalid root for snapshot: incorrect schema");
}
var fieldContainers = root.DescendantFieldContainers().ToList();
var snapshot = new ModuleDataSnapshot();
foreach (var fc in fieldContainers)
{
snapshot.Add(CreateDataSegment(fc, fieldsByFieldContainer[fc]));
}
return(snapshot);
}
internal ModuleDataSnapshot CreatePartialSnapshot(TreeNode root)
{
if (root.Container.Schema != Schema)
{
throw new ArgumentException("Invalid root for snapshot: incorrect schema");
}
if (!(root.Container is ContainerBase containerBase))
{
throw new ArgumentException("Invalid root for snapshot: unknown container type");
}
var fieldContainers = containerBase.DescendantsAndSelf().OfType <FieldContainer>().ToList();
var snapshot = new ModuleDataSnapshot();
foreach (var fc in fieldContainers)
{
snapshot.Add(CreateDataSegment(fc, fieldsByFieldContainer[fc]));
}
return(snapshot);
}