private static bool IsCsdlElement(EFElement element)
{
var entityModel = element.GetParentOfType(typeof(BaseEntityModel)) as BaseEntityModel;
if (entityModel != null &&
entityModel.IsCSDL)
{
return(false);
}
return(true);
}
// <summary>
// Helper method that determine whether an EFElement is represented in model browser.
// </summary>
internal static bool IsDisplayedInExplorer(EFElement efElement)
{
// If efElement type is StorageEntityContainer or EFDesignerInfoRoot, don't display it in Model Browser.
// Note: GetParentOfType() will also return true if self is of passed-in type.
if (null != efElement.GetParentOfType(typeof(StorageEntityContainer)))
{
return(false);
}
// We do not display Enum type members
else if (efElement is EnumTypeMember)
{
return(false);
}
// For any Designer objects, check whether the map between the EFElement and ExplorerEFElement exists.
else if (null != efElement.GetParentOfType(typeof(EFDesignerInfoRoot)))
{
return(_modelType2ExplorerViewModelType.ContainsKey(efElement.GetType()));
}
return(true);
}
internal static NormalizedName NameNormalizer(EFElement parent, string refName)
{
Debug.Assert(parent != null, "parent should not be null");
if (refName == null)
{
return(null);
}
var entityContainerName = string.Empty;
var parentAssociationSet = parent as AssociationSet;
var parentAssociationSetMapping = parent as AssociationSetMapping;
var parentFunctionAssociationEnd = parent as FunctionAssociationEnd;
if (parentAssociationSet != null)
{
// are we trying to normalize the name of actual association set in the EC?
var ec = parentAssociationSet.Parent as BaseEntityContainer;
if (ec != null)
{
entityContainerName = ec.LocalName.Value;
}
}
else if (parentAssociationSetMapping != null ||
parentFunctionAssociationEnd != null)
{
// we need to resolve a reference from the MSL to the AssociationSet
var ecm = parent.GetParentOfType(typeof(EntityContainerMapping)) as EntityContainerMapping;
if (ecm != null)
{
entityContainerName = ecm.CdmEntityContainer.RefName;
}
}
Symbol symbol = null;
if (!string.IsNullOrEmpty(entityContainerName))
{
symbol = new Symbol(entityContainerName, refName);
}
if (symbol == null)
{
symbol = new Symbol(refName);
}
var normalizedName = new NormalizedName(symbol, null, null, refName);
return(normalizedName);
}
internal static NormalizedName NameNormalizer(EFElement parent, string refName)
{
Debug.Assert(parent != null, "parent should not be null");
if (refName == null)
{
return null;
}
var entityContainerName = string.Empty;
var parentAssociationSet = parent as AssociationSet;
var parentAssociationSetMapping = parent as AssociationSetMapping;
var parentFunctionAssociationEnd = parent as FunctionAssociationEnd;
if (parentAssociationSet != null)
{
// are we trying to normalize the name of actual association set in the EC?
var ec = parentAssociationSet.Parent as BaseEntityContainer;
if (ec != null)
{
entityContainerName = ec.LocalName.Value;
}
}
else if (parentAssociationSetMapping != null
|| parentFunctionAssociationEnd != null)
{
// we need to resolve a reference from the MSL to the AssociationSet
var ecm = parent.GetParentOfType(typeof(EntityContainerMapping)) as EntityContainerMapping;
if (ecm != null)
{
entityContainerName = ecm.CdmEntityContainer.RefName;
}
}
Symbol symbol = null;
if (!string.IsNullOrEmpty(entityContainerName))
{
symbol = new Symbol(entityContainerName, refName);
}
if (symbol == null)
{
symbol = new Symbol(refName);
}
var normalizedName = new NormalizedName(symbol, null, null, refName);
return normalizedName;
}