733 lines
25 KiB
Plaintext
733 lines
25 KiB
Plaintext
<#@ template language="C#" debug="false" hostspecific="true"#>
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<#@ include file="EF6.Utility.CS.ttinclude"#><#@
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output extension=".cs"#><#
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const string inputFile = @"Model1.edmx";
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var textTransform = DynamicTextTransformation.Create(this);
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var code = new CodeGenerationTools(this);
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var ef = new MetadataTools(this);
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var typeMapper = new TypeMapper(code, ef, textTransform.Errors);
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var fileManager = EntityFrameworkTemplateFileManager.Create(this);
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var itemCollection = new EdmMetadataLoader(textTransform.Host, textTransform.Errors).CreateEdmItemCollection(inputFile);
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var codeStringGenerator = new CodeStringGenerator(code, typeMapper, ef);
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if (!typeMapper.VerifyCaseInsensitiveTypeUniqueness(typeMapper.GetAllGlobalItems(itemCollection), inputFile))
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{
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return string.Empty;
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}
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WriteHeader(codeStringGenerator, fileManager);
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foreach (var entity in typeMapper.GetItemsToGenerate<EntityType>(itemCollection))
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{
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fileManager.StartNewFile(entity.Name + ".cs");
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BeginNamespace(code);
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#>
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<#=codeStringGenerator.UsingDirectives(inHeader: false)#>
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<#=codeStringGenerator.EntityClassOpening(entity)#>
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{
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<#
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var propertiesWithDefaultValues = typeMapper.GetPropertiesWithDefaultValues(entity);
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var collectionNavigationProperties = typeMapper.GetCollectionNavigationProperties(entity);
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var complexProperties = typeMapper.GetComplexProperties(entity);
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if (propertiesWithDefaultValues.Any() || collectionNavigationProperties.Any() || complexProperties.Any())
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{
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#>
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[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA2214:DoNotCallOverridableMethodsInConstructors")]
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public <#=code.Escape(entity)#>()
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{
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<#
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foreach (var edmProperty in propertiesWithDefaultValues)
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{
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#>
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this.<#=code.Escape(edmProperty)#> = <#=typeMapper.CreateLiteral(edmProperty.DefaultValue)#>;
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<#
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}
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foreach (var navigationProperty in collectionNavigationProperties)
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{
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#>
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this.<#=code.Escape(navigationProperty)#> = new HashSet<<#=typeMapper.GetTypeName(navigationProperty.ToEndMember.GetEntityType())#>>();
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<#
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}
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foreach (var complexProperty in complexProperties)
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{
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#>
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this.<#=code.Escape(complexProperty)#> = new <#=typeMapper.GetTypeName(complexProperty.TypeUsage)#>();
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<#
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}
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#>
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}
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<#
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}
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var simpleProperties = typeMapper.GetSimpleProperties(entity);
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if (simpleProperties.Any())
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{
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foreach (var edmProperty in simpleProperties)
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{
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#>
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<#=codeStringGenerator.Property(edmProperty)#>
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<#
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}
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}
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if (complexProperties.Any())
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{
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#>
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<#
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foreach(var complexProperty in complexProperties)
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{
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#>
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<#=codeStringGenerator.Property(complexProperty)#>
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<#
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}
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}
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var navigationProperties = typeMapper.GetNavigationProperties(entity);
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if (navigationProperties.Any())
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{
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#>
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<#
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foreach (var navigationProperty in navigationProperties)
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{
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if (navigationProperty.ToEndMember.RelationshipMultiplicity == RelationshipMultiplicity.Many)
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{
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#>
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[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA2227:CollectionPropertiesShouldBeReadOnly")]
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<#
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}
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#>
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<#=codeStringGenerator.NavigationProperty(navigationProperty)#>
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<#
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}
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}
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#>
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}
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<#
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EndNamespace(code);
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}
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foreach (var complex in typeMapper.GetItemsToGenerate<ComplexType>(itemCollection))
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{
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fileManager.StartNewFile(complex.Name + ".cs");
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BeginNamespace(code);
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#>
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<#=codeStringGenerator.UsingDirectives(inHeader: false, includeCollections: false)#>
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<#=Accessibility.ForType(complex)#> partial class <#=code.Escape(complex)#>
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{
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<#
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var complexProperties = typeMapper.GetComplexProperties(complex);
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var propertiesWithDefaultValues = typeMapper.GetPropertiesWithDefaultValues(complex);
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if (propertiesWithDefaultValues.Any() || complexProperties.Any())
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{
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#>
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public <#=code.Escape(complex)#>()
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{
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<#
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foreach (var edmProperty in propertiesWithDefaultValues)
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{
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#>
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this.<#=code.Escape(edmProperty)#> = <#=typeMapper.CreateLiteral(edmProperty.DefaultValue)#>;
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<#
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}
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foreach (var complexProperty in complexProperties)
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{
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#>
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this.<#=code.Escape(complexProperty)#> = new <#=typeMapper.GetTypeName(complexProperty.TypeUsage)#>();
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<#
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}
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#>
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}
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<#
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}
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var simpleProperties = typeMapper.GetSimpleProperties(complex);
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if (simpleProperties.Any())
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{
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foreach(var edmProperty in simpleProperties)
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{
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#>
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<#=codeStringGenerator.Property(edmProperty)#>
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<#
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}
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}
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if (complexProperties.Any())
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{
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#>
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<#
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foreach(var edmProperty in complexProperties)
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{
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#>
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<#=codeStringGenerator.Property(edmProperty)#>
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<#
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}
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}
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#>
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}
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<#
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EndNamespace(code);
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}
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foreach (var enumType in typeMapper.GetEnumItemsToGenerate(itemCollection))
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{
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fileManager.StartNewFile(enumType.Name + ".cs");
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BeginNamespace(code);
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#>
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<#=codeStringGenerator.UsingDirectives(inHeader: false, includeCollections: false)#>
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<#
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if (typeMapper.EnumIsFlags(enumType))
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{
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#>
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[Flags]
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<#
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}
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#>
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<#=codeStringGenerator.EnumOpening(enumType)#>
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{
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<#
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var foundOne = false;
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foreach (MetadataItem member in typeMapper.GetEnumMembers(enumType))
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{
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foundOne = true;
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#>
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<#=code.Escape(typeMapper.GetEnumMemberName(member))#> = <#=typeMapper.GetEnumMemberValue(member)#>,
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<#
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}
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if (foundOne)
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{
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this.GenerationEnvironment.Remove(this.GenerationEnvironment.Length - 3, 1);
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}
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#>
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}
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<#
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EndNamespace(code);
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}
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fileManager.Process();
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#>
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<#+
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public void WriteHeader(CodeStringGenerator codeStringGenerator, EntityFrameworkTemplateFileManager fileManager)
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{
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fileManager.StartHeader();
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#>
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//------------------------------------------------------------------------------
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// <auto-generated>
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// <#=CodeGenerationTools.GetResourceString("Template_GeneratedCodeCommentLine1")#>
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//
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// <#=CodeGenerationTools.GetResourceString("Template_GeneratedCodeCommentLine2")#>
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// <#=CodeGenerationTools.GetResourceString("Template_GeneratedCodeCommentLine3")#>
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// </auto-generated>
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//------------------------------------------------------------------------------
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<#=codeStringGenerator.UsingDirectives(inHeader: true)#>
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<#+
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fileManager.EndBlock();
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}
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public void BeginNamespace(CodeGenerationTools code)
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{
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var codeNamespace = code.VsNamespaceSuggestion();
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if (!String.IsNullOrEmpty(codeNamespace))
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{
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#>
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namespace <#=code.EscapeNamespace(codeNamespace)#>
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{
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<#+
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PushIndent(" ");
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}
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}
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public void EndNamespace(CodeGenerationTools code)
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{
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if (!String.IsNullOrEmpty(code.VsNamespaceSuggestion()))
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{
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PopIndent();
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#>
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}
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<#+
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}
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}
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public const string TemplateId = "CSharp_DbContext_Types_EF6";
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public class CodeStringGenerator
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{
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private readonly CodeGenerationTools _code;
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private readonly TypeMapper _typeMapper;
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private readonly MetadataTools _ef;
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public CodeStringGenerator(CodeGenerationTools code, TypeMapper typeMapper, MetadataTools ef)
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{
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ArgumentNotNull(code, "code");
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ArgumentNotNull(typeMapper, "typeMapper");
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ArgumentNotNull(ef, "ef");
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_code = code;
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_typeMapper = typeMapper;
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_ef = ef;
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}
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public string Property(EdmProperty edmProperty)
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{
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return string.Format(
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CultureInfo.InvariantCulture,
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"{0} {1} {2} {{ {3}get; {4}set; }}",
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Accessibility.ForProperty(edmProperty),
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_typeMapper.GetTypeName(edmProperty.TypeUsage),
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_code.Escape(edmProperty),
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_code.SpaceAfter(Accessibility.ForGetter(edmProperty)),
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_code.SpaceAfter(Accessibility.ForSetter(edmProperty)));
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}
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public string NavigationProperty(NavigationProperty navProp)
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{
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var endType = _typeMapper.GetTypeName(navProp.ToEndMember.GetEntityType());
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return string.Format(
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CultureInfo.InvariantCulture,
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"{0} {1} {2} {{ {3}get; {4}set; }}",
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AccessibilityAndVirtual(Accessibility.ForNavigationProperty(navProp)),
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navProp.ToEndMember.RelationshipMultiplicity == RelationshipMultiplicity.Many ? ("ICollection<" + endType + ">") : endType,
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_code.Escape(navProp),
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_code.SpaceAfter(Accessibility.ForGetter(navProp)),
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_code.SpaceAfter(Accessibility.ForSetter(navProp)));
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}
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public string AccessibilityAndVirtual(string accessibility)
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{
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return accessibility + (accessibility != "private" ? " virtual" : "");
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}
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public string EntityClassOpening(EntityType entity)
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{
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return string.Format(
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CultureInfo.InvariantCulture,
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"{0} {1}partial class {2}{3}",
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Accessibility.ForType(entity),
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_code.SpaceAfter(_code.AbstractOption(entity)),
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_code.Escape(entity),
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_code.StringBefore(" : ", _typeMapper.GetTypeName(entity.BaseType)));
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}
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public string EnumOpening(SimpleType enumType)
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{
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return string.Format(
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CultureInfo.InvariantCulture,
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"{0} enum {1} : {2}",
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Accessibility.ForType(enumType),
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_code.Escape(enumType),
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_code.Escape(_typeMapper.UnderlyingClrType(enumType)));
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}
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public void WriteFunctionParameters(EdmFunction edmFunction, Action<string, string, string, string> writeParameter)
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{
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var parameters = FunctionImportParameter.Create(edmFunction.Parameters, _code, _ef);
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foreach (var parameter in parameters.Where(p => p.NeedsLocalVariable))
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{
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var isNotNull = parameter.IsNullableOfT ? parameter.FunctionParameterName + ".HasValue" : parameter.FunctionParameterName + " != null";
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var notNullInit = "new ObjectParameter(\"" + parameter.EsqlParameterName + "\", " + parameter.FunctionParameterName + ")";
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var nullInit = "new ObjectParameter(\"" + parameter.EsqlParameterName + "\", typeof(" + TypeMapper.FixNamespaces(parameter.RawClrTypeName) + "))";
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writeParameter(parameter.LocalVariableName, isNotNull, notNullInit, nullInit);
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}
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}
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public string ComposableFunctionMethod(EdmFunction edmFunction, string modelNamespace)
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{
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var parameters = _typeMapper.GetParameters(edmFunction);
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return string.Format(
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CultureInfo.InvariantCulture,
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"{0} IQueryable<{1}> {2}({3})",
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AccessibilityAndVirtual(Accessibility.ForMethod(edmFunction)),
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_typeMapper.GetTypeName(_typeMapper.GetReturnType(edmFunction), modelNamespace),
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_code.Escape(edmFunction),
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string.Join(", ", parameters.Select(p => TypeMapper.FixNamespaces(p.FunctionParameterType) + " " + p.FunctionParameterName).ToArray()));
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}
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public string ComposableCreateQuery(EdmFunction edmFunction, string modelNamespace)
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{
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var parameters = _typeMapper.GetParameters(edmFunction);
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return string.Format(
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CultureInfo.InvariantCulture,
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"return ((IObjectContextAdapter)this).ObjectContext.CreateQuery<{0}>(\"[{1}].[{2}]({3})\"{4});",
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_typeMapper.GetTypeName(_typeMapper.GetReturnType(edmFunction), modelNamespace),
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edmFunction.NamespaceName,
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edmFunction.Name,
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string.Join(", ", parameters.Select(p => "@" + p.EsqlParameterName).ToArray()),
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_code.StringBefore(", ", string.Join(", ", parameters.Select(p => p.ExecuteParameterName).ToArray())));
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}
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public string FunctionMethod(EdmFunction edmFunction, string modelNamespace, bool includeMergeOption)
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{
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var parameters = _typeMapper.GetParameters(edmFunction);
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var returnType = _typeMapper.GetReturnType(edmFunction);
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var paramList = String.Join(", ", parameters.Select(p => TypeMapper.FixNamespaces(p.FunctionParameterType) + " " + p.FunctionParameterName).ToArray());
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if (includeMergeOption)
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{
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paramList = _code.StringAfter(paramList, ", ") + "MergeOption mergeOption";
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}
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return string.Format(
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CultureInfo.InvariantCulture,
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"{0} {1} {2}({3})",
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AccessibilityAndVirtual(Accessibility.ForMethod(edmFunction)),
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returnType == null ? "int" : "ObjectResult<" + _typeMapper.GetTypeName(returnType, modelNamespace) + ">",
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_code.Escape(edmFunction),
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paramList);
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}
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public string ExecuteFunction(EdmFunction edmFunction, string modelNamespace, bool includeMergeOption)
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{
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var parameters = _typeMapper.GetParameters(edmFunction);
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var returnType = _typeMapper.GetReturnType(edmFunction);
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var callParams = _code.StringBefore(", ", String.Join(", ", parameters.Select(p => p.ExecuteParameterName).ToArray()));
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if (includeMergeOption)
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{
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callParams = ", mergeOption" + callParams;
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}
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return string.Format(
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CultureInfo.InvariantCulture,
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"return ((IObjectContextAdapter)this).ObjectContext.ExecuteFunction{0}(\"{1}\"{2});",
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returnType == null ? "" : "<" + _typeMapper.GetTypeName(returnType, modelNamespace) + ">",
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edmFunction.Name,
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callParams);
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}
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public string DbSet(EntitySet entitySet)
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{
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return string.Format(
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CultureInfo.InvariantCulture,
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"{0} virtual DbSet<{1}> {2} {{ get; set; }}",
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Accessibility.ForReadOnlyProperty(entitySet),
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_typeMapper.GetTypeName(entitySet.ElementType),
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_code.Escape(entitySet));
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}
|
|
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public string UsingDirectives(bool inHeader, bool includeCollections = true)
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{
|
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return inHeader == string.IsNullOrEmpty(_code.VsNamespaceSuggestion())
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? string.Format(
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CultureInfo.InvariantCulture,
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"{0}using System;{1}" +
|
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"{2}",
|
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inHeader ? Environment.NewLine : "",
|
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includeCollections ? (Environment.NewLine + "using System.Collections.Generic;") : "",
|
|
inHeader ? "" : Environment.NewLine)
|
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: "";
|
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}
|
|
}
|
|
|
|
public class TypeMapper
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{
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|
private const string ExternalTypeNameAttributeName = @"http://schemas.microsoft.com/ado/2006/04/codegeneration:ExternalTypeName";
|
|
|
|
private readonly System.Collections.IList _errors;
|
|
private readonly CodeGenerationTools _code;
|
|
private readonly MetadataTools _ef;
|
|
|
|
public TypeMapper(CodeGenerationTools code, MetadataTools ef, System.Collections.IList errors)
|
|
{
|
|
ArgumentNotNull(code, "code");
|
|
ArgumentNotNull(ef, "ef");
|
|
ArgumentNotNull(errors, "errors");
|
|
|
|
_code = code;
|
|
_ef = ef;
|
|
_errors = errors;
|
|
}
|
|
|
|
public static string FixNamespaces(string typeName)
|
|
{
|
|
return typeName.Replace("System.Data.Spatial.", "System.Data.Entity.Spatial.");
|
|
}
|
|
|
|
public string GetTypeName(TypeUsage typeUsage)
|
|
{
|
|
return typeUsage == null ? null : GetTypeName(typeUsage.EdmType, _ef.IsNullable(typeUsage), modelNamespace: null);
|
|
}
|
|
|
|
public string GetTypeName(EdmType edmType)
|
|
{
|
|
return GetTypeName(edmType, isNullable: null, modelNamespace: null);
|
|
}
|
|
|
|
public string GetTypeName(TypeUsage typeUsage, string modelNamespace)
|
|
{
|
|
return typeUsage == null ? null : GetTypeName(typeUsage.EdmType, _ef.IsNullable(typeUsage), modelNamespace);
|
|
}
|
|
|
|
public string GetTypeName(EdmType edmType, string modelNamespace)
|
|
{
|
|
return GetTypeName(edmType, isNullable: null, modelNamespace: modelNamespace);
|
|
}
|
|
|
|
public string GetTypeName(EdmType edmType, bool? isNullable, string modelNamespace)
|
|
{
|
|
if (edmType == null)
|
|
{
|
|
return null;
|
|
}
|
|
|
|
var collectionType = edmType as CollectionType;
|
|
if (collectionType != null)
|
|
{
|
|
return String.Format(CultureInfo.InvariantCulture, "ICollection<{0}>", GetTypeName(collectionType.TypeUsage, modelNamespace));
|
|
}
|
|
|
|
var typeName = _code.Escape(edmType.MetadataProperties
|
|
.Where(p => p.Name == ExternalTypeNameAttributeName)
|
|
.Select(p => (string)p.Value)
|
|
.FirstOrDefault())
|
|
?? (modelNamespace != null && edmType.NamespaceName != modelNamespace ?
|
|
_code.CreateFullName(_code.EscapeNamespace(edmType.NamespaceName), _code.Escape(edmType)) :
|
|
_code.Escape(edmType));
|
|
|
|
if (edmType is StructuralType)
|
|
{
|
|
return typeName;
|
|
}
|
|
|
|
if (edmType is SimpleType)
|
|
{
|
|
var clrType = UnderlyingClrType(edmType);
|
|
if (!IsEnumType(edmType))
|
|
{
|
|
typeName = _code.Escape(clrType);
|
|
}
|
|
|
|
typeName = FixNamespaces(typeName);
|
|
|
|
return clrType.IsValueType && isNullable == true ?
|
|
String.Format(CultureInfo.InvariantCulture, "Nullable<{0}>", typeName) :
|
|
typeName;
|
|
}
|
|
|
|
throw new ArgumentException("edmType");
|
|
}
|
|
|
|
public Type UnderlyingClrType(EdmType edmType)
|
|
{
|
|
ArgumentNotNull(edmType, "edmType");
|
|
|
|
var primitiveType = edmType as PrimitiveType;
|
|
if (primitiveType != null)
|
|
{
|
|
return primitiveType.ClrEquivalentType;
|
|
}
|
|
|
|
if (IsEnumType(edmType))
|
|
{
|
|
return GetEnumUnderlyingType(edmType).ClrEquivalentType;
|
|
}
|
|
|
|
return typeof(object);
|
|
}
|
|
|
|
public object GetEnumMemberValue(MetadataItem enumMember)
|
|
{
|
|
ArgumentNotNull(enumMember, "enumMember");
|
|
|
|
var valueProperty = enumMember.GetType().GetProperty("Value");
|
|
return valueProperty == null ? null : valueProperty.GetValue(enumMember, null);
|
|
}
|
|
|
|
public string GetEnumMemberName(MetadataItem enumMember)
|
|
{
|
|
ArgumentNotNull(enumMember, "enumMember");
|
|
|
|
var nameProperty = enumMember.GetType().GetProperty("Name");
|
|
return nameProperty == null ? null : (string)nameProperty.GetValue(enumMember, null);
|
|
}
|
|
|
|
public System.Collections.IEnumerable GetEnumMembers(EdmType enumType)
|
|
{
|
|
ArgumentNotNull(enumType, "enumType");
|
|
|
|
var membersProperty = enumType.GetType().GetProperty("Members");
|
|
return membersProperty != null
|
|
? (System.Collections.IEnumerable)membersProperty.GetValue(enumType, null)
|
|
: Enumerable.Empty<MetadataItem>();
|
|
}
|
|
|
|
public bool EnumIsFlags(EdmType enumType)
|
|
{
|
|
ArgumentNotNull(enumType, "enumType");
|
|
|
|
var isFlagsProperty = enumType.GetType().GetProperty("IsFlags");
|
|
return isFlagsProperty != null && (bool)isFlagsProperty.GetValue(enumType, null);
|
|
}
|
|
|
|
public bool IsEnumType(GlobalItem edmType)
|
|
{
|
|
ArgumentNotNull(edmType, "edmType");
|
|
|
|
return edmType.GetType().Name == "EnumType";
|
|
}
|
|
|
|
public PrimitiveType GetEnumUnderlyingType(EdmType enumType)
|
|
{
|
|
ArgumentNotNull(enumType, "enumType");
|
|
|
|
return (PrimitiveType)enumType.GetType().GetProperty("UnderlyingType").GetValue(enumType, null);
|
|
}
|
|
|
|
public string CreateLiteral(object value)
|
|
{
|
|
if (value == null || value.GetType() != typeof(TimeSpan))
|
|
{
|
|
return _code.CreateLiteral(value);
|
|
}
|
|
|
|
return string.Format(CultureInfo.InvariantCulture, "new TimeSpan({0})", ((TimeSpan)value).Ticks);
|
|
}
|
|
|
|
public bool VerifyCaseInsensitiveTypeUniqueness(IEnumerable<string> types, string sourceFile)
|
|
{
|
|
ArgumentNotNull(types, "types");
|
|
ArgumentNotNull(sourceFile, "sourceFile");
|
|
|
|
var hash = new HashSet<string>(StringComparer.InvariantCultureIgnoreCase);
|
|
if (types.Any(item => !hash.Add(item)))
|
|
{
|
|
_errors.Add(
|
|
new CompilerError(sourceFile, -1, -1, "6023",
|
|
String.Format(CultureInfo.CurrentCulture, CodeGenerationTools.GetResourceString("Template_CaseInsensitiveTypeConflict"))));
|
|
return false;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
public IEnumerable<SimpleType> GetEnumItemsToGenerate(IEnumerable<GlobalItem> itemCollection)
|
|
{
|
|
return GetItemsToGenerate<SimpleType>(itemCollection)
|
|
.Where(e => IsEnumType(e));
|
|
}
|
|
|
|
public IEnumerable<T> GetItemsToGenerate<T>(IEnumerable<GlobalItem> itemCollection) where T: EdmType
|
|
{
|
|
return itemCollection
|
|
.OfType<T>()
|
|
.Where(i => !i.MetadataProperties.Any(p => p.Name == ExternalTypeNameAttributeName))
|
|
.OrderBy(i => i.Name);
|
|
}
|
|
|
|
public IEnumerable<string> GetAllGlobalItems(IEnumerable<GlobalItem> itemCollection)
|
|
{
|
|
return itemCollection
|
|
.Where(i => i is EntityType || i is ComplexType || i is EntityContainer || IsEnumType(i))
|
|
.Select(g => GetGlobalItemName(g));
|
|
}
|
|
|
|
public string GetGlobalItemName(GlobalItem item)
|
|
{
|
|
if (item is EdmType)
|
|
{
|
|
return ((EdmType)item).Name;
|
|
}
|
|
else
|
|
{
|
|
return ((EntityContainer)item).Name;
|
|
}
|
|
}
|
|
|
|
public IEnumerable<EdmProperty> GetSimpleProperties(EntityType type)
|
|
{
|
|
return type.Properties.Where(p => p.TypeUsage.EdmType is SimpleType && p.DeclaringType == type);
|
|
}
|
|
|
|
public IEnumerable<EdmProperty> GetSimpleProperties(ComplexType type)
|
|
{
|
|
return type.Properties.Where(p => p.TypeUsage.EdmType is SimpleType && p.DeclaringType == type);
|
|
}
|
|
|
|
public IEnumerable<EdmProperty> GetComplexProperties(EntityType type)
|
|
{
|
|
return type.Properties.Where(p => p.TypeUsage.EdmType is ComplexType && p.DeclaringType == type);
|
|
}
|
|
|
|
public IEnumerable<EdmProperty> GetComplexProperties(ComplexType type)
|
|
{
|
|
return type.Properties.Where(p => p.TypeUsage.EdmType is ComplexType && p.DeclaringType == type);
|
|
}
|
|
|
|
public IEnumerable<EdmProperty> GetPropertiesWithDefaultValues(EntityType type)
|
|
{
|
|
return type.Properties.Where(p => p.TypeUsage.EdmType is SimpleType && p.DeclaringType == type && p.DefaultValue != null);
|
|
}
|
|
|
|
public IEnumerable<EdmProperty> GetPropertiesWithDefaultValues(ComplexType type)
|
|
{
|
|
return type.Properties.Where(p => p.TypeUsage.EdmType is SimpleType && p.DeclaringType == type && p.DefaultValue != null);
|
|
}
|
|
|
|
public IEnumerable<NavigationProperty> GetNavigationProperties(EntityType type)
|
|
{
|
|
return type.NavigationProperties.Where(np => np.DeclaringType == type);
|
|
}
|
|
|
|
public IEnumerable<NavigationProperty> GetCollectionNavigationProperties(EntityType type)
|
|
{
|
|
return type.NavigationProperties.Where(np => np.DeclaringType == type && np.ToEndMember.RelationshipMultiplicity == RelationshipMultiplicity.Many);
|
|
}
|
|
|
|
public FunctionParameter GetReturnParameter(EdmFunction edmFunction)
|
|
{
|
|
ArgumentNotNull(edmFunction, "edmFunction");
|
|
|
|
var returnParamsProperty = edmFunction.GetType().GetProperty("ReturnParameters");
|
|
return returnParamsProperty == null
|
|
? edmFunction.ReturnParameter
|
|
: ((IEnumerable<FunctionParameter>)returnParamsProperty.GetValue(edmFunction, null)).FirstOrDefault();
|
|
}
|
|
|
|
public bool IsComposable(EdmFunction edmFunction)
|
|
{
|
|
ArgumentNotNull(edmFunction, "edmFunction");
|
|
|
|
var isComposableProperty = edmFunction.GetType().GetProperty("IsComposableAttribute");
|
|
return isComposableProperty != null && (bool)isComposableProperty.GetValue(edmFunction, null);
|
|
}
|
|
|
|
public IEnumerable<FunctionImportParameter> GetParameters(EdmFunction edmFunction)
|
|
{
|
|
return FunctionImportParameter.Create(edmFunction.Parameters, _code, _ef);
|
|
}
|
|
|
|
public TypeUsage GetReturnType(EdmFunction edmFunction)
|
|
{
|
|
var returnParam = GetReturnParameter(edmFunction);
|
|
return returnParam == null ? null : _ef.GetElementType(returnParam.TypeUsage);
|
|
}
|
|
|
|
public bool GenerateMergeOptionFunction(EdmFunction edmFunction, bool includeMergeOption)
|
|
{
|
|
var returnType = GetReturnType(edmFunction);
|
|
return !includeMergeOption && returnType != null && returnType.EdmType.BuiltInTypeKind == BuiltInTypeKind.EntityType;
|
|
}
|
|
}
|
|
|
|
public static void ArgumentNotNull<T>(T arg, string name) where T : class
|
|
{
|
|
if (arg == null)
|
|
{
|
|
throw new ArgumentNullException(name);
|
|
}
|
|
}
|
|
#> |