protected override void OnChildDeleted(EFContainer efContainer)
{
var child2 = efContainer as DesignerInfo;
if (child2 != null)
{
var infoEnum = _designerInfos.GetEnumerator();
while (infoEnum.MoveNext())
{
if (infoEnum.Current.Value == child2)
{
_designerInfos.Remove(infoEnum.Current.Key);
break;
}
}
return;
}
if (efContainer.Equals(_diagrams))
{
_diagrams = null;
}
base.OnChildDeleted(efContainer);
}
protected override void OnChildDeleted(EFContainer efContainer)
{
if (efContainer == _designerInfoRoot)
{
_designerInfoRoot = null;
}
}
internal static bool IsUniqueNameInsideContainer(
EFContainer container, string proposedName, bool uniquenessIsCaseSensitive, HashSet <EFObject> childEFObjectsToIgnore = null)
{
if (string.IsNullOrEmpty(proposedName)
||
container == null)
{
return(false);
}
var isUniqueName = true;
var comparisonType =
uniquenessIsCaseSensitive ? StringComparison.CurrentCulture : StringComparison.CurrentCultureIgnoreCase;
foreach (var child in container.Children)
{
var nameableChild = child as EFNameableItem;
if (nameableChild != null
&&
(childEFObjectsToIgnore != null ? !childEFObjectsToIgnore.Contains(nameableChild) : true))
{
if (nameableChild.LocalName.Value.Equals(proposedName, comparisonType))
{
isUniqueName = false;
break;
}
}
}
return(isUniqueName);
}
private static EFNameableItem FindNameableItemViaIdentifierInternal(EFContainer currentContainer, Queue <string> nameQueue)
{
if (currentContainer != null)
{
var namePart = nameQueue.Dequeue();
foreach (var childObject in currentContainer.Children.OfType <EFObject>())
{
var nameableItem = childObject as EFNameableItem;
var itemBinding = childObject as ItemBinding;
var foundNamePartMatch = false;
// first examine the name. We can use the name as the type or the actual name.
if (namePart.StartsWith("*", StringComparison.Ordinal) &&
namePart.EndsWith("*", StringComparison.Ordinal))
{
var trimmedNamePart = namePart.Trim('*');
if (itemBinding != null &&
itemBinding.ResolvedTargets.FirstOrDefault() != null
&&
itemBinding.ResolvedTargets.FirstOrDefault().GetType().Name == trimmedNamePart)
{
foundNamePartMatch = true;
nameableItem = itemBinding.ResolvedTargets.FirstOrDefault() as EFNameableItem;
}
}
else if (nameableItem != null &&
nameableItem.LocalName.Value.Equals(namePart, StringComparison.CurrentCulture))
{
foundNamePartMatch = true;
}
// if we have found a match, either recurse if there are more names or return this one.
if (foundNamePartMatch)
{
if (nameQueue.Count > 0)
{
return(FindNameableItemViaIdentifierInternal(nameableItem, nameQueue));
}
else
{
return(nameableItem);
}
}
}
}
return(null);
}
internal static void NormalizeAndResolve(EFContainer efContainer)
{
if (efContainer == null)
{
return;
}
// revert this item and its children to the Parsed State, if we don't do this
// then they will be skipped by the other visitors. Also Unbind so resolving will
// rebind any references.
var stateChangingVisitor = new StateChangingVisitor(EFElementState.Parsed);
stateChangingVisitor.Traverse(efContainer);
var unbindingVisitor = new UnbindingVisitor();
unbindingVisitor.Traverse(efContainer);
ModelManager.NormalizeItem(efContainer);
efContainer.Artifact.ModelManager.ResolveItem(efContainer);
}
protected override void OnChildDeleted(EFContainer efContainer)
{
if (efContainer == _designerInfoRoot)
{
_designerInfoRoot = null;
}
else if (efContainer == _mappingModel)
{
_mappingModel = null;
}
else if (efContainer == _conceptualEntityModel)
{
_conceptualEntityModel = null;
}
else if (efContainer == _storageEntityModel)
{
_storageEntityModel = null;
}
base.OnChildDeleted(efContainer);
}
/// <summary>
/// Asks the passed in item all of its children to create its normalized name
/// and load that into the global symbol table.
/// </summary>
internal static void NormalizeItem(EFContainer item)
{
var visitor = new NormalizingVisitor();
var lastMissedCount = -1;
while (visitor.MissedCount != 0)
{
visitor.ResetMissedCount();
visitor.Traverse(item);
// every item should be able to normalize
if (lastMissedCount == visitor.MissedCount)
{
// subsequent passes didn't normalize any new items
throw new InvalidDataException();
}
lastMissedCount = visitor.MissedCount;
}
}
protected EFObject(EFContainer parent, XObject xobject)
{
// note that it is OK if parent is null here; derived classes should assert
// in their own constructor if they want to ensure that parent is not null
_parent = parent;
if (xobject == null)
{
// Incase parent is null, elements will be created without any namespace
// the implementation of AddToXLinq will add the model item annotation.
AddToXlinq();
}
else
{
_xobject = xobject;
ModelItemAnnotation.SetModelItem(_xobject, this);
}
Debug.Assert(_xobject == null || ModelItemAnnotation.GetModelItem(_xobject) != null, "xobject didn't have a model annotation!");
SetState(IS_CONSTRUCTION_COMPLETED);
}
/// <summary>
/// Asks the passed in item and all its children to resolve references to other
/// EFElements across the entire model, i.e., a ScalarProperty will link up to its
/// entity and storage properties.
/// </summary>
internal void ResolveItem(EFContainer item)
{
lock (this)
{
var visitor = new ResolvingVisitor(item.Artifact.ArtifactSet);
var lastMissedCount = visitor.MissedCount;
while (visitor.MissedCount != 0)
{
visitor.ResetMissedCount();
visitor.Traverse(item);
// if we can't resolve any more then we are done
if (lastMissedCount == visitor.MissedCount)
{
break;
}
lastMissedCount = visitor.MissedCount;
}
}
}
protected EFElement(EFContainer parent, XElement element)
: base(parent, element)
{
}
protected EFNormalizableItem(EFContainer parent, XElement element)
: base(parent, element)
{
}
protected EFContainer(EFContainer parent, XContainer xcontainer)
: base(parent, xcontainer)
{
}
protected virtual void OnChildDeleted(EFContainer efContainer)
{
}
protected EFAttribute(EFContainer parent, XAttribute xattribute)
: base(parent, xattribute)
{
}
/// <summary>
/// Find an EFObject given a delimited name identifier. For example,
/// to find the property 'SomeProperty' within the EntityType 'SomeEntity',
/// the delimitedNameIdentifier will be 'SomeProperty.SomeEntity' and the
/// startingObject will be the artifact
/// </summary>
/// <param name="delimitedNameIdentifier"></param>
/// <returns></returns>
internal static EFNameableItem FindNameableItemViaIdentifier(EFContainer excludedAncestor, string delimitedNameIdentifier)
{
var ids = new Queue <string>(delimitedNameIdentifier.Split('.'));
return(FindNameableItemViaIdentifierInternal(excludedAncestor, ids));
}
protected ItemBinding(EFContainer parent, XAttribute xattribute)
: base(parent, xattribute)
{
}
internal EFNameableItem(EFContainer parent, XElement element)
:
base(parent, element)
{
}