private void HandlePropertyElement(XmlReader reader)
{
StructuredProperty structuredProperty = new StructuredProperty(this);
structuredProperty.Parse(reader);
this.AddMember((SchemaElement)structuredProperty);
}
/// <summary>
/// </summary>
/// <param name="reader"> </param>
private void HandlePropertyElement(XmlReader reader)
{
var property = new StructuredProperty(this);
property.Parse(reader);
AddMember(property);
}
internal bool ResolveNames(SchemaEntityType entityType)
{
if (string.IsNullOrEmpty(this.Name))
{
return(true);
}
this._property = entityType.FindProperty(this.Name);
return(this._property != null);
}
/// <summary>
/// Since this method can be used in different context, this method does not add any errors
/// Please make sure that the caller of this methods handles the error case and add errors
/// appropriately
/// </summary>
internal bool ResolveNames(SchemaEntityType entityType)
{
if (string.IsNullOrEmpty(Name))
{
// Don't flag this error. This must already must have flaged as error, while handling name attribute
return(true);
}
// Make sure there is a property by this name
_property = entityType.FindProperty(Name);
return(_property != null);
}
/// <summary>
/// Since this method can be used in different context, this method does not add any errors
/// Please make sure that the caller of this methods handles the error case and add errors
/// appropriately
/// </summary>
/// <param name="entityType"> </param>
/// <returns> </returns>
internal bool ResolveNames(SchemaEntityType entityType)
{
if (string.IsNullOrEmpty(Name))
{
// Don't flag this error. This must already must have flaged as error, while handling name attribute
return true;
}
// Make sure there is a property by this name
_property = entityType.FindProperty(Name);
return (_property != null);
}
public StructuredProperty FindProperty(string name)
{
StructuredProperty structuredProperty = this.Properties.LookUpEquivalentKey(name);
if (structuredProperty != null)
{
return(structuredProperty);
}
if (this.IsTypeHierarchyRoot)
{
return((StructuredProperty)null);
}
return(this.BaseType.FindProperty(name));
}
internal override void Validate()
{
Dictionary <string, PropertyRefElement> dictionary = new Dictionary <string, PropertyRefElement>((IEqualityComparer <string>)StringComparer.Ordinal);
foreach (PropertyRefElement keyProperty in this._keyProperties)
{
StructuredProperty property = keyProperty.Property;
if (dictionary.ContainsKey(property.Name))
{
this.AddError(ErrorCode.DuplicatePropertySpecifiedInEntityKey, EdmSchemaErrorSeverity.Error, (object)Strings.DuplicatePropertyNameSpecifiedInEntityKey((object)this.ParentElement.FQName, (object)property.Name));
}
else
{
dictionary.Add(property.Name, keyProperty);
if (property.Nullable)
{
this.AddError(ErrorCode.InvalidKey, EdmSchemaErrorSeverity.Error, (object)Strings.InvalidKeyNullablePart((object)property.Name, (object)this.ParentElement.Name));
}
if (!(property.Type is ScalarType) && !(property.Type is SchemaEnumType) || property.CollectionKind != CollectionKind.None)
{
this.AddError(ErrorCode.EntityKeyMustBeScalar, EdmSchemaErrorSeverity.Error, (object)Strings.EntityKeyMustBeScalar((object)property.Name, (object)this.ParentElement.Name));
}
else if (!(property.Type is SchemaEnumType))
{
PrimitiveType edmType = (PrimitiveType)property.TypeUsage.EdmType;
if (this.Schema.DataModel == SchemaDataModelOption.EntityDataModel)
{
if (edmType.PrimitiveTypeKind == PrimitiveTypeKind.Binary && this.Schema.SchemaVersion < 2.0 || Helper.IsSpatialType(edmType))
{
this.AddError(ErrorCode.EntityKeyTypeCurrentlyNotSupported, EdmSchemaErrorSeverity.Error, (object)Strings.EntityKeyTypeCurrentlyNotSupported((object)property.Name, (object)this.ParentElement.FQName, (object)edmType.PrimitiveTypeKind));
}
}
else if (edmType.PrimitiveTypeKind == PrimitiveTypeKind.Binary && this.Schema.SchemaVersion < 2.0 || Helper.IsSpatialType(edmType))
{
this.AddError(ErrorCode.EntityKeyTypeCurrentlyNotSupported, EdmSchemaErrorSeverity.Error, (object)Strings.EntityKeyTypeCurrentlyNotSupportedInSSDL((object)property.Name, (object)this.ParentElement.FQName, (object)property.TypeUsage.EdmType.Name, (object)property.TypeUsage.EdmType.BaseType.FullName, (object)edmType.PrimitiveTypeKind));
}
}
}
}
}
/// <summary>
/// </summary>
/// <param name="reader"> </param>
private void HandlePropertyElement(XmlReader reader)
{
var property = new StructuredProperty(this);
property.Parse(reader);
AddMember(property);
}
/// <summary>
/// Converts a property from SOM to metadata
/// </summary>
/// <param name="somProperty"> The SOM element to process </param>
/// <param name="providerManifest"> The provider manifest to be used for conversion </param>
/// <param name="convertedItemCache"> The item collection for currently existing metadata objects </param>
/// <param name="newGlobalItems"> The new GlobalItem objects that are created as a result of this conversion </param>
/// <returns> The property object resulting from the convert </returns>
private static EdmProperty ConvertToProperty(
StructuredProperty somProperty,
DbProviderManifest providerManifest,
ConversionCache convertedItemCache,
Dictionary<SchemaElement, GlobalItem> newGlobalItems)
{
EdmProperty property;
// Get the appropriate type object for this type, for primitive and enum types, get the facet values for the type
// property as a type usage object as well
TypeUsage typeUsage = null;
var scalarType = somProperty.Type as ScalarType;
if (scalarType != null
&& somProperty.Schema.DataModel != SchemaDataModelOption.EntityDataModel)
{
// parsing ssdl
typeUsage = somProperty.TypeUsage;
UpdateSentinelValuesInFacets(ref typeUsage);
}
else
{
EdmType propertyType;
if (scalarType != null)
{
Debug.Assert(somProperty.TypeUsage.EdmType.BuiltInTypeKind == BuiltInTypeKind.PrimitiveType);
// try to get the instance of the primitive type from the item collection so that it back pointer is set.
propertyType = convertedItemCache.ItemCollection.GetItem<PrimitiveType>(somProperty.TypeUsage.EdmType.FullName);
}
else
{
propertyType = (EdmType)LoadSchemaElement(somProperty.Type, providerManifest, convertedItemCache, newGlobalItems);
}
if (somProperty.CollectionKind
!= CollectionKind.None)
{
typeUsage = TypeUsage.Create(new CollectionType(propertyType));
}
else
{
var enumType = scalarType == null ? somProperty.Type as SchemaEnumType : null;
typeUsage = TypeUsage.Create(propertyType);
if (enumType != null)
{
somProperty.EnsureEnumTypeFacets(convertedItemCache, newGlobalItems);
}
if (somProperty.TypeUsage != null)
{
ApplyTypePropertyFacets(somProperty.TypeUsage, ref typeUsage);
}
}
}
PopulateGeneralFacets(somProperty, ref typeUsage);
property = new EdmProperty(somProperty.Name, typeUsage);
// Extract the optional Documentation
if (somProperty.Documentation != null)
{
property.Documentation = ConvertToDocumentation(somProperty.Documentation);
}
AddOtherContent(somProperty, property);
return property;
}
/// <summary>
/// Populate the facets on the TypeUsage object for a property
/// </summary>
/// <param name="somProperty"> The property containing the information </param>
/// <param name="propertyTypeUsage"> The type usage object where to populate facet </param>
private static void PopulateGeneralFacets(
StructuredProperty somProperty,
ref TypeUsage propertyTypeUsage)
{
var madeChanges = false;
var facets = propertyTypeUsage.Facets.ToDictionary(f => f.Name);
if (!somProperty.Nullable)
{
facets[DbProviderManifest.NullableFacetName] = Facet.Create(MetadataItem.NullableFacetDescription, false);
madeChanges = true;
}
if (somProperty.Default != null)
{
facets[DbProviderManifest.DefaultValueFacetName] = Facet.Create(
MetadataItem.DefaultValueFacetDescription, somProperty.DefaultAsObject);
madeChanges = true;
}
//This is not really a general facet
//If we are dealing with a 1.1 Schema, Add a facet for CollectionKind
if (somProperty.Schema.SchemaVersion
== XmlConstants.EdmVersionForV1_1)
{
var newFacet = Facet.Create(MetadataItem.CollectionKindFacetDescription, somProperty.CollectionKind);
facets.Add(newFacet.Name, newFacet);
madeChanges = true;
}
if (madeChanges)
{
propertyTypeUsage = TypeUsage.Create(propertyTypeUsage.EdmType, facets.Values);
}
}
