/// <summary>
/// Derived classes must take care to undelete any objects "owned" by the
/// object in question. For example, a Measure must take care of calling
/// Undelete on its KPI (if any), a Hierarchy must call Undelete on each
/// of its levels, etc.
/// </summary>
/// <param name="collection"></param>
internal override void Undelete(ITabularObjectCollection collection)
{
RenewMetadataObject();
Collection = collection.GetCurrentCollection();
Collection.Add(this);
}
public UndoAddRemoveAction(ITabularObjectCollection collection, TabularNamedObject obj, UndoAddRemoveActionType actionType)
{
_tomObjectType = obj.MetadataObject.GetType();
_json = Microsoft.AnalysisServices.Tabular.JsonSerializer.SerializeObject(obj.MetadataObject, TabularObject.RenewMetadataOptions);
_collection = collection;
_obj = obj;
_actionType = actionType;
}
public UndoClearAction(ITabularObjectCollection collection, TabularNamedObject[] content)
{
_collection = collection;
_objs = content.Select(o => new Tuple <TabularNamedObject, Type, string>(
o,
o.MetadataObject.GetType(),
TOM.JsonSerializer.SerializeObject(o.MetadataObject))).ToArray();
}
/// <summary>
/// Derived classes must take care to undelete any objects "owned" by the
/// object in question. For example, a Measure must take care of calling
/// Undelete on its KPI (if any), a Hierarchy must call Undelete on each
/// of its levels, etc.
/// </summary>
/// <param name="collection"></param>
internal override void Undelete(ITabularObjectCollection collection, Type objectType, string json)
{
Handler.WrapperLookup.Remove(MetadataObject);
MetadataObject = Microsoft.AnalysisServices.Tabular.JsonSerializer.DeserializeObject(objectType, json) as NamedMetadataObject;
Handler.WrapperLookup.Add(MetadataObject, this);
Collection = collection;
Collection.Add(this);
}
/// <summary>
/// This method is called after an object has been removed from a collection.
/// Derived classes should override this to perform any cleanup necessary after
/// removal. For example, when a level is removed from a hierarchy, the hierachy
/// must compact the ordinal numbers of the remaining levels.
///
/// The base class will automatically call AfterRemoval on all child objects to
/// the object that was removed.
/// </summary>
/// <param name="collection"></param>
internal virtual void AfterRemoval(ITabularObjectCollection collection)
{
var container = this as ITabularObjectContainer;
if (container != null)
{
foreach (var child in container.GetChildren().OfType <TabularNamedObject>())
{
child.AfterRemoval(GetCollectionForChild(child));
}
}
}
/// <summary>
/// Creates a TabularObject representing the provided TOM MetadataObject.
/// </summary>
/// <param name="metadataObject"></param>
protected TabularObject(TOM.MetadataObject metadataObject)
{
if (metadataObject == null)
{
throw new ArgumentNullException("metadataObject");
}
_metadataObject = metadataObject;
Handler = TabularModelHandler.Singleton;
Handler.WrapperLookup[metadataObject] = this;
// Assign collection based on parent:
if (metadataObject.Parent != null)
{
Collection = (Handler.WrapperLookup[metadataObject.Parent] as TabularObject).GetCollectionForChild(this);
}
}
internal virtual void Undelete(ITabularObjectCollection collection)
{
}
public UndoClearAction(ITabularObjectCollection collection, TabularNamedObject[] content)
{
_collection = collection;
_objs = content;
}
internal override void AfterRemoval(ITabularObjectCollection collection)
{
(collection as LevelCollection).Hierarchy.CompactLevelOrdinals();
base.AfterRemoval(collection);
}
internal virtual void Undelete(ITabularObjectCollection collection, Type tomObjectType, string tomJson)
{
}
public UndoAddRemoveReferenceAction(ITabularObjectCollection collection, TabularNamedObject obj, UndoAddRemoveActionType actionType)
{
_collection = collection;
_obj = obj;
_actionType = actionType;
}
