public void Generate(
EntityType entityType,
IEnumerable <EdmProperty> properties,
EntitySetMapping entitySetMapping,
MappingFragment entityTypeMappingFragment,
IList <EdmProperty> propertyPath,
bool createNewColumn)
{
ReadOnlyMetadataCollection <EdmProperty> declaredProperties = entityType.GetRootType().DeclaredProperties;
foreach (EdmProperty property1 in properties)
{
EdmProperty property = property1;
if (property.IsComplexType && propertyPath.Any <EdmProperty>((Func <EdmProperty, bool>)(p =>
{
if (p.IsComplexType)
{
return(p.ComplexType == property.ComplexType);
}
return(false);
})))
{
throw Error.CircularComplexTypeHierarchy();
}
propertyPath.Add(property);
if (property.IsComplexType)
{
this.Generate(entityType, (IEnumerable <EdmProperty>)property.ComplexType.Properties, entitySetMapping, entityTypeMappingFragment, propertyPath, createNewColumn);
}
else
{
EdmProperty edmProperty = entitySetMapping.EntityTypeMappings.SelectMany <EntityTypeMapping, MappingFragment>((Func <EntityTypeMapping, IEnumerable <MappingFragment> >)(etm => (IEnumerable <MappingFragment>)etm.MappingFragments)).SelectMany <MappingFragment, ColumnMappingBuilder>((Func <MappingFragment, IEnumerable <ColumnMappingBuilder> >)(etmf => etmf.ColumnMappings)).Where <ColumnMappingBuilder>((Func <ColumnMappingBuilder, bool>)(pm => pm.PropertyPath.SequenceEqual <EdmProperty>((IEnumerable <EdmProperty>)propertyPath))).Select <ColumnMappingBuilder, EdmProperty>((Func <ColumnMappingBuilder, EdmProperty>)(pm => pm.ColumnProperty)).FirstOrDefault <EdmProperty>();
if (edmProperty == null || createNewColumn)
{
string columnName = string.Join("_", propertyPath.Select <EdmProperty, string>((Func <EdmProperty, string>)(p => p.Name)));
edmProperty = this.MapTableColumn(property, columnName, !declaredProperties.Contains(propertyPath.First <EdmProperty>()));
entityTypeMappingFragment.Table.AddColumn(edmProperty);
if (entityType.KeyProperties().Contains <EdmProperty>(property))
{
entityTypeMappingFragment.Table.AddKeyMember((EdmMember)edmProperty);
}
}
entityTypeMappingFragment.AddColumnMapping(new ColumnMappingBuilder(edmProperty, (IList <EdmProperty>)propertyPath.ToList <EdmProperty>()));
}
propertyPath.Remove(property);
}
}
/// <summary>
/// Indicates whether the given property name exists on the result.
/// The result could be indicated by a wrapperCollection, an entitySet or a typeUsage,
/// any of which could be null.
/// </summary>
/// <param name="propertyName"></param>
/// <param name="wrapperCollection"></param>
/// <param name="entitySet"></param>
/// <param name="tu"></param>
/// <returns></returns>
internal static bool PropertyIsOnEntity(string propertyName, EntityDataSourceWrapperCollection wrapperCollection, EntitySet entitySet, TypeUsage tu)
{
bool propertyIsOnEntity = false;
if (null != wrapperCollection)
{
// check for descriptor
if (null != wrapperCollection.GetItemProperties(null).Find(propertyName, /*ignoreCase*/ false))
{
propertyIsOnEntity = true;
}
}
if (null != tu)
{
ReadOnlyMetadataCollection <EdmMember> members = null;
switch (tu.EdmType.BuiltInTypeKind)
{
case BuiltInTypeKind.RowType:
members = ((RowType)(tu.EdmType)).Members;
break;
case BuiltInTypeKind.EntityType:
members = ((EntityType)(tu.EdmType)).Members;
break;
}
if (null != members && members.Contains(propertyName))
{
propertyIsOnEntity = true;
}
}
if (null != entitySet)
{
if (((EntityType)(entitySet.ElementType)).Members.Contains(propertyName))
{
propertyIsOnEntity = true;
}
}
return(propertyIsOnEntity);
}
private static void GenerateReturningSql(StringBuilder commandText, DbModificationCommandTree tree, DmlSqlGenerator.ExpressionTranslator translator, DbExpression returning, EFOracleProviderManifest providerManifest, EFOracleVersion sqlVersion, bool isUpdate)
{
if (returning == null)
{
return;
}
EntitySetBase target = ((DbScanExpression)tree.Target.Expression).Target;
StringBuilder stringBuilder = new StringBuilder(50);
stringBuilder.Append("declare\n");
Dictionary <EdmMember, string> dictionary = new Dictionary <EdmMember, string>();
foreach (EdmMember member in target.ElementType.Members)
{
ReadOnlyMetadataCollection <Facet> facets = ((TypeUsage)member.MetadataProperties["TypeUsage"].Value).Facets;
string empty = string.Empty;
if (facets.Contains("StoreGeneratedPattern"))
{
string str = facets["StoreGeneratedPattern"].Value.ToString();
if (!string.IsNullOrEmpty(str))
{
if (isUpdate && str.ToUpperInvariant() == "COMPUTED")
{
dictionary[member] = str;
}
else if (!isUpdate && (str.ToUpperInvariant() == "COMPUTED" || str.ToUpperInvariant() == "IDENTITY"))
{
dictionary[member] = str;
}
}
}
if (dictionary.ContainsKey(member))
{
stringBuilder.Append(DmlSqlGenerator.GenerateMemberTSql(member));
stringBuilder.Append(" ");
stringBuilder.Append(SqlGenerator.GetSqlPrimitiveType((DbProviderManifest)providerManifest, sqlVersion, member.TypeUsage));
stringBuilder.Append(";\n");
}
}
stringBuilder.Append("begin\n");
commandText.Insert(0, stringBuilder.ToString());
OracleParameter parameter = translator.CreateParameter(OracleDbType.RefCursor, ParameterDirection.Output);
commandText.Append("returning\n");
string str1 = string.Empty;
foreach (EdmMember member in target.ElementType.Members)
{
if (dictionary.ContainsKey(member))
{
commandText.Append(str1);
commandText.Append(DmlSqlGenerator.GenerateMemberTSql(member));
str1 = ", ";
}
}
commandText.Append(" into\n");
string str2 = string.Empty;
foreach (EdmMember member in target.ElementType.Members)
{
if (dictionary.ContainsKey(member))
{
commandText.Append(str2);
commandText.Append(DmlSqlGenerator.GenerateMemberTSql(member));
str2 = ", ";
}
}
commandText.Append(";\n");
commandText.Append("open ");
commandText.Append(parameter.ParameterName);
commandText.Append(" for select\n");
string str3 = string.Empty;
foreach (EdmMember member in target.ElementType.Members)
{
if (dictionary.ContainsKey(member))
{
commandText.Append(str3);
commandText.Append(DmlSqlGenerator.GenerateMemberTSql(member));
commandText.Append(" as ");
commandText.Append(DmlSqlGenerator.GenerateMemberTSql(member));
str3 = ", ";
}
}
commandText.Append(" from dual;\n");
commandText.Append("end;");
}
internal StateManagerTypeMetadata(EdmType edmType, ObjectTypeMapping mapping)
{
Debug.Assert(null != edmType, "null EdmType");
Debug.Assert(Helper.IsEntityType(edmType) ||
Helper.IsComplexType(edmType),
"not Complex or EntityType");
Debug.Assert(Object.ReferenceEquals(mapping, null) ||
Object.ReferenceEquals(mapping.EdmType, edmType),
"different EdmType instance");
_typeUsage = TypeUsage.Create(edmType);
_recordInfo = new DataRecordInfo(_typeUsage);
_ocObjectMap = mapping;
ReadOnlyMetadataCollection<EdmProperty> members = TypeHelpers.GetProperties(edmType);
_members = new StateManagerMemberMetadata[members.Count];
_objectNameToOrdinal = new Dictionary<string, int>(members.Count);
_cLayerNameToOrdinal = new Dictionary<string, int>(members.Count);
ReadOnlyMetadataCollection<EdmMember> keyMembers = null;
if (Helper.IsEntityType(edmType))
{
keyMembers = ((EntityType)edmType).KeyMembers;
}
for (int i = 0; i < _members.Length; ++i)
{
EdmProperty member = members[i];
ObjectPropertyMapping memberMap = null;
if (null != mapping)
{
memberMap = mapping.GetPropertyMap(member.Name);
if (null != memberMap)
{
_objectNameToOrdinal.Add(memberMap.ClrProperty.Name, i); // olayer name
}
}
_cLayerNameToOrdinal.Add(member.Name, i); // clayer name
// Determine whether this member is part of the identity of the entity.
_members[i] = new StateManagerMemberMetadata(memberMap, member, ((null != keyMembers) && keyMembers.Contains(member)));
}
}
internal StateManagerTypeMetadata(EdmType edmType, ObjectTypeMapping mapping)
{
this._typeUsage = TypeUsage.Create(edmType);
this._recordInfo = new DataRecordInfo(this._typeUsage);
ReadOnlyMetadataCollection <EdmProperty> properties = TypeHelpers.GetProperties(edmType);
this._members = new StateManagerMemberMetadata[properties.Count];
this._objectNameToOrdinal = new Dictionary <string, int>(properties.Count);
this._cLayerNameToOrdinal = new Dictionary <string, int>(properties.Count);
ReadOnlyMetadataCollection <EdmMember> metadataCollection = (ReadOnlyMetadataCollection <EdmMember>)null;
if (Helper.IsEntityType(edmType))
{
metadataCollection = ((EntityTypeBase)edmType).KeyMembers;
}
for (int index = 0; index < this._members.Length; ++index)
{
EdmProperty memberMetadata = properties[index];
ObjectPropertyMapping memberMap = (ObjectPropertyMapping)null;
if (mapping != null)
{
memberMap = mapping.GetPropertyMap(memberMetadata.Name);
if (memberMap != null)
{
this._objectNameToOrdinal.Add(memberMap.ClrProperty.Name, index);
}
}
this._cLayerNameToOrdinal.Add(memberMetadata.Name, index);
this._members[index] = new StateManagerMemberMetadata(memberMap, memberMetadata, metadataCollection != null && metadataCollection.Contains((EdmMember)memberMetadata));
}
}
