/// <summary> /// Asynchronously produces a base model. /// </summary> /// <param name="context"> /// The model context. /// </param> /// <param name="cancellationToken"> /// A cancellation token. /// </param> /// <returns> /// A task that represents the asynchronous /// operation whose result is the base model. /// </returns> public Task <IEdmModel> GetModelAsync( InvocationContext context, CancellationToken cancellationToken) { Ensure.NotNull(context, "context"); var model = new EdmModel(); var dbContext = context.GetApiService <DbContext>(); var elementMap = new Dictionary <IAnnotatable, IEdmElement>(); var entityTypes = dbContext.Model.GetEntityTypes(); string namespaceName = CalcNamespace(dbContext, entityTypes); var entityContainer = new EdmEntityContainer( namespaceName, "Container"); Dictionary <Type, PropertyInfo> dbSetProperties = GetDbSetPropeties(dbContext); // TODO GitHubIssue#36 : support complex and entity inheritance foreach (var efEntityType in entityTypes) { if (elementMap.ContainsKey(efEntityType)) { continue; } List <EdmStructuralProperty> concurrencyProperties; var entityType = ModelProducer.CreateEntityType( efEntityType, model, out concurrencyProperties); model.AddElement(entityType); PropertyInfo propInfo; if (dbSetProperties.TryGetValue(efEntityType.ClrType, out propInfo)) { var entitySet = entityContainer.AddEntitySet(propInfo.Name, entityType); if (concurrencyProperties != null) { model.SetOptimisticConcurrencyAnnotation(entitySet, concurrencyProperties); } } elementMap.Add(efEntityType, entityType); } CreateNavigations(entityContainer, entityTypes, elementMap); // TODO GitHubIssue#36 : support function imports model.AddElement(entityContainer); return(Task.FromResult <IEdmModel>(model)); }
private static IEdmModel GetEdmModel() { EdmModel model = new EdmModel(); // entity type customer EdmEntityType customer = new EdmEntityType("NS", "Customer"); customer.AddKeys(customer.AddStructuralProperty("ID", EdmPrimitiveTypeKind.Int32)); IEdmStructuralProperty customerName = customer.AddStructuralProperty("Name", EdmPrimitiveTypeKind.String); model.AddElement(customer); // entity sets EdmEntityContainer container = new EdmEntityContainer("NS", "Default"); model.AddElement(container); EdmEntitySet customers = container.AddEntitySet("ETagUntypedCustomers", customer); model.SetOptimisticConcurrencyAnnotation(customers, new[] { customerName }); return model; }
public void AutoComputeETagWithOptimisticConcurrencyAnnotation() { const string expected = "{" + "\"@odata.context\":\"http://example.com/$metadata#People/$entity\"," + "\"@odata.id\":\"People(123)\"," + "\"@odata.etag\":\"W/\\\"'lucy',12306\\\"\"," + "\"@odata.editLink\":\"People(123)\"," + "\"@odata.mediaEditLink\":\"People(123)/$value\"," + "\"ID\":123," + "\"Name\":\"lucy\"," + "\"Class\":12306," + "\"Alias\":\"lily\"}"; EdmModel model = new EdmModel(); EdmEntityType personType = new EdmEntityType("MyNs", "Person", null, false, false, true); personType.AddKeys(personType.AddStructuralProperty("ID", EdmPrimitiveTypeKind.Int32)); var nameProperty = personType.AddStructuralProperty("Name", EdmCoreModel.Instance.GetString(isNullable: true)); var classProperty = personType.AddStructuralProperty("Class", EdmPrimitiveTypeKind.Int32); personType.AddStructuralProperty("Alias", EdmCoreModel.Instance.GetString(isNullable: true), null, EdmConcurrencyMode.Fixed); var container = new EdmEntityContainer("MyNs", "Container"); model.AddElement(personType); container.AddEntitySet("People", personType); model.AddElement(container); IEdmEntitySet peopleSet = model.FindDeclaredEntitySet("People"); model.SetOptimisticConcurrencyAnnotation(peopleSet, new[] { nameProperty, classProperty }); ODataEntry entry = new ODataEntry { Properties = new[] { new ODataProperty {Name = "ID", Value = 123}, new ODataProperty {Name = "Name", Value = "lucy"}, new ODataProperty {Name = "Class", Value = 12306}, new ODataProperty {Name = "Alias", Value = "lily"}, } }; string actual = GetWriterOutputForContentTypeAndKnobValue(entry, model, peopleSet, personType); Assert.Equal(expected, actual); }
public void VerifyAnnotationComputedConcurrency() { var model = new EdmModel(); var entity = new EdmEntityType("NS1", "Product"); var entityId = entity.AddStructuralProperty("Id", EdmCoreModel.Instance.GetInt32(false)); entity.AddKeys(entityId); EdmStructuralProperty name1 = entity.AddStructuralProperty("Name", EdmCoreModel.Instance.GetString(false)); EdmStructuralProperty timeVer = entity.AddStructuralProperty("UpdatedTime", EdmCoreModel.Instance.GetDate(false)); model.AddElement(entity); SetComputedAnnotation(model, entityId); // semantic meaning is V3's 'Identity' for Key profperty SetComputedAnnotation(model, timeVer); // semantic meaning is V3's 'Computed' for non-key profperty var entityContainer = new EdmEntityContainer("NS1", "Container"); model.AddElement(entityContainer); EdmEntitySet set1 = new EdmEntitySet(entityContainer, "Products", entity); model.SetOptimisticConcurrencyAnnotation(set1, new IEdmStructuralProperty[] { entityId, timeVer }); entityContainer.AddElement(set1); string csdlStr = GetEdmx(model, EdmxTarget.OData); Assert.AreEqual(@"<?xml version=""1.0"" encoding=""utf-16""?><edmx:Edmx Version=""4.0"" xmlns:edmx=""http://docs.oasis-open.org/odata/ns/edmx""><edmx:DataServices><Schema Namespace=""NS1"" xmlns=""http://docs.oasis-open.org/odata/ns/edm""><EntityType Name=""Product""><Key><PropertyRef Name=""Id"" /></Key><Property Name=""Id"" Type=""Edm.Int32"" Nullable=""false""><Annotation Term=""Org.OData.Core.V1.Computed"" Bool=""true"" /></Property><Property Name=""Name"" Type=""Edm.String"" Nullable=""false"" /><Property Name=""UpdatedTime"" Type=""Edm.Date"" Nullable=""false""><Annotation Term=""Org.OData.Core.V1.Computed"" Bool=""true"" /></Property></EntityType><EntityContainer Name=""Container""><EntitySet Name=""Products"" EntityType=""NS1.Product""><Annotation Term=""Org.OData.Core.V1.OptimisticConcurrency""><Collection><PropertyPath>Id</PropertyPath><PropertyPath>UpdatedTime</PropertyPath></Collection></Annotation></EntitySet></EntityContainer></Schema></edmx:DataServices></edmx:Edmx>", csdlStr); }
/// <inheritdoc/> public Task<IEdmModel> GetModelAsync(InvocationContext context, CancellationToken cancellationToken) { Ensure.NotNull(context, "context"); var model = new EdmModel(); var apiContext = context.ApiContext; var dbContext = apiContext.GetProperty<DbContext>(DbApiConstants.DbContextKey); var elementMap = new Dictionary<MetadataItem, IEdmElement>(); var efModel = (dbContext as IObjectContextAdapter) .ObjectContext.MetadataWorkspace; var namespaceName = efModel.GetItems<EntityType>(DataSpace.CSpace) .Select(t => efModel.GetObjectSpaceType(t).NamespaceName) .GroupBy(nameSpace => nameSpace) .Select(group => new { NameSpace = group.Key, Count = group.Count(), }) .OrderByDescending(nsItem => nsItem.Count) .Select(nsItem => nsItem.NameSpace) .FirstOrDefault(); if (namespaceName == null) { // When dbContext has not a namespace, just use its type name as namespace. namespaceName = dbContext.GetType().Namespace ?? dbContext.GetType().Name; } var efEntityContainer = efModel.GetItems<EntityContainer>(DataSpace.CSpace).Single(); var entityContainer = new EdmEntityContainer(namespaceName, efEntityContainer.Name); elementMap.Add(efEntityContainer, entityContainer); // TODO GitHubIssue#36 : support complex and enumeration types foreach (var efEntitySet in efEntityContainer.EntitySets) { var efEntityType = efEntitySet.ElementType; if (elementMap.ContainsKey(efEntityType)) { continue; } List<EdmStructuralProperty> concurrencyProperties; var entityType = CreateEntityType(efModel, efEntityType, model, elementMap, out concurrencyProperties); model.AddElement(entityType); elementMap.Add(efEntityType, entityType); var entitySet = entityContainer.AddEntitySet(efEntitySet.Name, entityType); if (concurrencyProperties != null) { model.SetOptimisticConcurrencyAnnotation(entitySet, concurrencyProperties); } elementMap.Add(efEntitySet, entitySet); } foreach (var efAssociationSet in efEntityContainer.AssociationSets) { AddNavigationProperties(efAssociationSet, elementMap); AddNavigationPropertyBindings(efAssociationSet, elementMap); } // TODO GitHubIssue#36 : support function imports model.AddElement(entityContainer); return Task.FromResult<IEdmModel>(model); }
/// <summary> /// Asynchronously produces a base model. /// </summary> /// <param name="context"> /// The model context. /// </param> /// <param name="cancellationToken"> /// A cancellation token. /// </param> /// <returns> /// A task that represents the asynchronous /// operation whose result is the base model. /// </returns> public Task<IEdmModel> GetModelAsync( InvocationContext context, CancellationToken cancellationToken) { var model = new EdmModel(); var domainContext = context.ApiContext; var dbContext = domainContext.GetProperty<DbContext>(DbApiConstants.DbContextKey); var elementMap = new Dictionary<IAnnotatable, IEdmElement>(); var efModel = dbContext.Model; var namespaceName = efModel.EntityTypes .Select(t => t.HasClrType() ? t.ClrType.Namespace : null) .Where(t => t != null) .GroupBy(nameSpace => nameSpace) .Select(group => new { NameSpace = group.Key, Count = group.Count(), }) .OrderByDescending(nsItem => nsItem.Count) .Select(nsItem => nsItem.NameSpace) .FirstOrDefault(); if (namespaceName == null) { // When dbContext has not a namespace, just use its type name as namespace. namespaceName = dbContext.GetType().Namespace ?? dbContext.GetType().Name; } var entityTypes = efModel.EntityTypes; var entityContainer = new EdmEntityContainer( namespaceName, "Container"); var dbSetProperties = dbContext.GetType(). GetProperties(System.Reflection.BindingFlags.Public | System.Reflection.BindingFlags.Instance). Where(e => e.PropertyType.IsGenericType && e.PropertyType.GetGenericTypeDefinition() == typeof(DbSet<>)). ToDictionary(e => e.PropertyType.GetGenericArguments()[0]); // TODO GitHubIssue#36 : support complex and entity inheritance foreach (var efEntityType in entityTypes) { if (elementMap.ContainsKey(efEntityType)) { continue; } List<EdmStructuralProperty> concurrencyProperties; var entityType = ModelProducer.CreateEntityType( efModel, efEntityType, model, out concurrencyProperties); model.AddElement(entityType); elementMap.Add(efEntityType, entityType); System.Reflection.PropertyInfo propInfo; if (dbSetProperties.TryGetValue(efEntityType.ClrType, out propInfo)) { var entitySet = entityContainer.AddEntitySet(propInfo.Name, entityType); if (concurrencyProperties != null) { model.SetOptimisticConcurrencyAnnotation(entitySet, concurrencyProperties); } } } foreach (var efEntityType in entityTypes) { foreach (var navi in efEntityType.GetNavigations()) { ModelProducer.AddNavigationProperties( efModel, navi, model, elementMap); ModelProducer.AddNavigationPropertyBindings( efModel, navi, entityContainer, elementMap); } } // TODO GitHubIssue#36 : support function imports model.AddElement(entityContainer); return Task.FromResult<IEdmModel>(model); }
public static IEdmModel CreateTripPinServiceModel(string ns) { EdmModel model = new EdmModel(); var defaultContainer = new EdmEntityContainer(ns, "DefaultContainer"); model.AddElement(defaultContainer); var genderType = new EdmEnumType(ns, "PersonGender", isFlags: false); genderType.AddMember("Male", new EdmIntegerConstant(0)); genderType.AddMember("Female", new EdmIntegerConstant(1)); genderType.AddMember("Unknown", new EdmIntegerConstant(2)); model.AddElement(genderType); var cityType = new EdmComplexType(ns, "City"); cityType.AddProperty(new EdmStructuralProperty(cityType, "CountryRegion", EdmCoreModel.Instance.GetString(false))); cityType.AddProperty(new EdmStructuralProperty(cityType, "Name", EdmCoreModel.Instance.GetString(false))); cityType.AddProperty(new EdmStructuralProperty(cityType, "Region", EdmCoreModel.Instance.GetString(false))); model.AddElement(cityType); var locationType = new EdmComplexType(ns, "Location", null, false, true); locationType.AddProperty(new EdmStructuralProperty(locationType, "Address", EdmCoreModel.Instance.GetString(false))); locationType.AddProperty(new EdmStructuralProperty(locationType, "City", new EdmComplexTypeReference(cityType, false))); model.AddElement(locationType); var eventLocationType = new EdmComplexType(ns, "EventLocation", locationType, false, true); eventLocationType.AddProperty(new EdmStructuralProperty(eventLocationType, "BuildingInfo", EdmCoreModel.Instance.GetString(true))); model.AddElement(eventLocationType); var airportLocationType = new EdmComplexType(ns, "AirportLocation", locationType, false, true); airportLocationType.AddProperty(new EdmStructuralProperty(airportLocationType, "Loc", EdmCoreModel.Instance.GetSpatial(EdmPrimitiveTypeKind.GeographyPoint, false))); model.AddElement(airportLocationType); var photoType = new EdmEntityType(ns, "Photo", null, false, false, true); var photoIdProperty = new EdmStructuralProperty(photoType, "Id", EdmCoreModel.Instance.GetInt64(false)); photoType.AddProperty(photoIdProperty); photoType.AddKeys(photoIdProperty); photoType.AddProperty(new EdmStructuralProperty(photoType, "Name", EdmCoreModel.Instance.GetString(true))); model.AddElement(photoType); var photoSet = new EdmEntitySet(defaultContainer, "Photos", photoType); defaultContainer.AddElement(photoSet); var personType = new EdmEntityType(ns, "Person", null, false, /* isOpen */ true); var personIdProperty = new EdmStructuralProperty(personType, "UserName", EdmCoreModel.Instance.GetString(false)); personType.AddProperty(personIdProperty); personType.AddKeys(personIdProperty); personType.AddProperty(new EdmStructuralProperty(personType, "FirstName", EdmCoreModel.Instance.GetString(false))); personType.AddProperty(new EdmStructuralProperty(personType, "LastName", EdmCoreModel.Instance.GetString(false))); personType.AddProperty(new EdmStructuralProperty(personType, "Emails", new EdmCollectionTypeReference(new EdmCollectionType(EdmCoreModel.Instance.GetString(true))))); personType.AddProperty(new EdmStructuralProperty(personType, "AddressInfo", new EdmCollectionTypeReference(new EdmCollectionType(new EdmComplexTypeReference(locationType, true))))); personType.AddProperty(new EdmStructuralProperty(personType, "Gender", new EdmEnumTypeReference(genderType, true))); personType.AddProperty(new EdmStructuralProperty(personType, "Concurrency", EdmCoreModel.Instance.GetInt64(false))); model.AddElement(personType); var personSet = new EdmEntitySet(defaultContainer, "People", personType); defaultContainer.AddElement(personSet); var airlineType = new EdmEntityType(ns, "Airline"); var airlineCodeProp = new EdmStructuralProperty(airlineType, "AirlineCode", EdmCoreModel.Instance.GetString(false)); airlineType.AddKeys(airlineCodeProp); airlineType.AddProperty(airlineCodeProp); airlineType.AddProperty(new EdmStructuralProperty(airlineType, "Name", EdmCoreModel.Instance.GetString(false))); model.AddElement(airlineType); var airlineSet = new EdmEntitySet(defaultContainer, "Airlines", airlineType); defaultContainer.AddElement(airlineSet); var airportType = new EdmEntityType(ns, "Airport"); var airportIdType = new EdmStructuralProperty(airportType, "IcaoCode", EdmCoreModel.Instance.GetString(false)); airportType.AddProperty(airportIdType); airportType.AddKeys(airportIdType); airportType.AddProperty(new EdmStructuralProperty(airportType, "Name", EdmCoreModel.Instance.GetString(false))); airportType.AddProperty(new EdmStructuralProperty(airportType, "IataCode", EdmCoreModel.Instance.GetString(false))); airportType.AddProperty(new EdmStructuralProperty(airportType, "Location", new EdmComplexTypeReference(airportLocationType, false))); model.AddElement(airportType); var airportSet = new EdmEntitySet(defaultContainer, "Airports", airportType); defaultContainer.AddElement(airportSet); var planItemType = new EdmEntityType(ns, "PlanItem"); var planItemIdType = new EdmStructuralProperty(planItemType, "PlanItemId", EdmCoreModel.Instance.GetInt32(false)); planItemType.AddProperty(planItemIdType); planItemType.AddKeys(planItemIdType); planItemType.AddProperty(new EdmStructuralProperty(planItemType, "ConfirmationCode", EdmCoreModel.Instance.GetString(true))); planItemType.AddProperty(new EdmStructuralProperty(planItemType, "StartsAt", EdmCoreModel.Instance.GetDateTimeOffset(true))); planItemType.AddProperty(new EdmStructuralProperty(planItemType, "EndsAt", EdmCoreModel.Instance.GetDateTimeOffset(true))); planItemType.AddProperty(new EdmStructuralProperty(planItemType, "Duration", EdmCoreModel.Instance.GetDuration(true))); model.AddElement(planItemType); var publicTransportationType = new EdmEntityType(ns, "PublicTransportation", planItemType); publicTransportationType.AddProperty(new EdmStructuralProperty(publicTransportationType, "SeatNumber", EdmCoreModel.Instance.GetString(true))); model.AddElement(publicTransportationType); var flightType = new EdmEntityType(ns, "Flight", publicTransportationType); var flightNumberType = new EdmStructuralProperty(flightType, "FlightNumber", EdmCoreModel.Instance.GetString(false)); flightType.AddProperty(flightNumberType); model.AddElement(flightType); var eventType = new EdmEntityType(ns, "Event", planItemType, false, true); eventType.AddProperty(new EdmStructuralProperty(eventType, "Description", EdmCoreModel.Instance.GetString(true))); eventType.AddProperty(new EdmStructuralProperty(eventType, "OccursAt", new EdmComplexTypeReference(eventLocationType, false))); model.AddElement(eventType); var tripType = new EdmEntityType(ns, "Trip"); var tripIdType = new EdmStructuralProperty(tripType, "TripId", EdmCoreModel.Instance.GetInt32(false)); tripType.AddProperty(tripIdType); tripType.AddKeys(tripIdType); tripType.AddProperty(new EdmStructuralProperty(tripType, "ShareId", EdmCoreModel.Instance.GetGuid(true))); tripType.AddProperty(new EdmStructuralProperty(tripType, "Description", EdmCoreModel.Instance.GetString(true))); tripType.AddProperty(new EdmStructuralProperty(tripType, "Name", EdmCoreModel.Instance.GetString(false))); tripType.AddProperty(new EdmStructuralProperty(tripType, "Budget", EdmCoreModel.Instance.GetSingle(false))); tripType.AddProperty(new EdmStructuralProperty(tripType, "StartsAt", EdmCoreModel.Instance.GetDateTimeOffset(false))); tripType.AddProperty(new EdmStructuralProperty(tripType, "EndsAt", EdmCoreModel.Instance.GetDateTimeOffset(false))); tripType.AddProperty(new EdmStructuralProperty(tripType, "Tags", new EdmCollectionTypeReference(new EdmCollectionType(EdmCoreModel.Instance.GetString(false))))); model.AddElement(tripType); var friendsnNavigation = personType.AddUnidirectionalNavigation(new EdmNavigationPropertyInfo() { Name = "Friends", Target = personType, TargetMultiplicity = EdmMultiplicity.Many }); var personTripNavigation = personType.AddUnidirectionalNavigation(new EdmNavigationPropertyInfo() { Name = "Trips", Target = tripType, TargetMultiplicity = EdmMultiplicity.Many, ContainsTarget = true }); var personPhotoNavigation = personType.AddUnidirectionalNavigation(new EdmNavigationPropertyInfo() { Name = "Photo", Target = photoType, TargetMultiplicity = EdmMultiplicity.ZeroOrOne, }); var tripPhotosNavigation = tripType.AddUnidirectionalNavigation(new EdmNavigationPropertyInfo() { Name = "Photos", Target = photoType, TargetMultiplicity = EdmMultiplicity.Many, }); var tripItemNavigation = tripType.AddUnidirectionalNavigation(new EdmNavigationPropertyInfo() { Name = "PlanItems", Target = planItemType, ContainsTarget = true, TargetMultiplicity = EdmMultiplicity.Many }); var flightFromAirportNavigation = flightType.AddUnidirectionalNavigation(new EdmNavigationPropertyInfo() { Name = "From", Target = airportType, TargetMultiplicity = EdmMultiplicity.One }); var flightToAirportNavigation = flightType.AddUnidirectionalNavigation(new EdmNavigationPropertyInfo() { Name = "To", Target = airportType, TargetMultiplicity = EdmMultiplicity.One }); var flightAirlineNavigation = flightType.AddUnidirectionalNavigation(new EdmNavigationPropertyInfo() { Name = "Airline", Target = airlineType, TargetMultiplicity = EdmMultiplicity.One }); var me = new EdmSingleton(defaultContainer, "Me", personType); defaultContainer.AddElement(me); personSet.AddNavigationTarget(friendsnNavigation, personSet); me.AddNavigationTarget(friendsnNavigation, personSet); personSet.AddNavigationTarget(flightAirlineNavigation, airlineSet); me.AddNavigationTarget(flightAirlineNavigation, airlineSet); personSet.AddNavigationTarget(flightFromAirportNavigation, airportSet); me.AddNavigationTarget(flightFromAirportNavigation, airportSet); personSet.AddNavigationTarget(flightToAirportNavigation, airportSet); me.AddNavigationTarget(flightToAirportNavigation, airportSet); personSet.AddNavigationTarget(personPhotoNavigation, photoSet); me.AddNavigationTarget(personPhotoNavigation, photoSet); personSet.AddNavigationTarget(tripPhotosNavigation, photoSet); me.AddNavigationTarget(tripPhotosNavigation, photoSet); var getFavoriteAirlineFunction = new EdmFunction(ns, "GetFavoriteAirline", new EdmEntityTypeReference(airlineType, false), true, new EdmPathExpression("person/Trips/PlanItems/Microsoft.OData.SampleService.Models.TripPin.Flight/Airline"), true); getFavoriteAirlineFunction.AddParameter("person", new EdmEntityTypeReference(personType, false)); model.AddElement(getFavoriteAirlineFunction); var getInvolvedPeopleFunction = new EdmFunction(ns, "GetInvolvedPeople", new EdmCollectionTypeReference(new EdmCollectionType(new EdmEntityTypeReference(personType, false))), true, null, true); getInvolvedPeopleFunction.AddParameter("trip", new EdmEntityTypeReference(tripType, false)); model.AddElement(getInvolvedPeopleFunction); var getFriendsTripsFunction = new EdmFunction(ns, "GetFriendsTrips", new EdmCollectionTypeReference(new EdmCollectionType(new EdmEntityTypeReference(tripType, false))), true, new EdmPathExpression("person/Friends/Trips"), true); getFriendsTripsFunction.AddParameter("person", new EdmEntityTypeReference(personType, false)); getFriendsTripsFunction.AddParameter("userName", EdmCoreModel.Instance.GetString(false)); model.AddElement(getFriendsTripsFunction); var getNearestAirport = new EdmFunction(ns, "GetNearestAirport", new EdmEntityTypeReference(airportType, false), false, null, true); getNearestAirport.AddParameter("lat", EdmCoreModel.Instance.GetDouble(false)); getNearestAirport.AddParameter("lon", EdmCoreModel.Instance.GetDouble(false)); model.AddElement(getNearestAirport); var getNearestAirportFunctionImport = (IEdmFunctionImport)defaultContainer.AddFunctionImport("GetNearestAirport", getNearestAirport, new EdmEntitySetReferenceExpression(airportSet), true); var resetDataSourceAction = new EdmAction(ns, "ResetDataSource", null, false, null); model.AddElement(resetDataSourceAction); defaultContainer.AddActionImport(resetDataSourceAction); var shareTripAction = new EdmAction(ns, "ShareTrip", null, true, null); shareTripAction.AddParameter("person", new EdmEntityTypeReference(personType, false)); shareTripAction.AddParameter("userName", EdmCoreModel.Instance.GetString(false)); shareTripAction.AddParameter("tripId", EdmCoreModel.Instance.GetInt32(false)); model.AddElement(shareTripAction); model.SetDescriptionAnnotation(defaultContainer, "TripPin service is a sample service for OData V4."); model.SetOptimisticConcurrencyAnnotation(personSet, personType.StructuralProperties().Where(p => p.Name == "Concurrency")); // TODO: currently singleton does not support ETag feature // model.SetOptimisticConcurrencyAnnotation(me, personType.StructuralProperties().Where(p => p.Name == "Concurrency")); model.SetResourcePathCoreAnnotation(personSet, "People"); model.SetResourcePathCoreAnnotation(me, "Me"); model.SetResourcePathCoreAnnotation(airlineSet, "Airlines"); model.SetResourcePathCoreAnnotation(airportSet, "Airports"); model.SetResourcePathCoreAnnotation(photoSet, "Photos"); model.SetResourcePathCoreAnnotation(getNearestAirportFunctionImport, "Microsoft.OData.SampleService.Models.TripPin.GetNearestAirport"); model.SetDereferenceableIDsCoreAnnotation(defaultContainer, true); model.SetConventionalIDsCoreAnnotation(defaultContainer, true); model.SetPermissionsCoreAnnotation(personType.FindProperty("UserName"), CorePermission.Read); model.SetPermissionsCoreAnnotation(airlineType.FindProperty("AirlineCode"), CorePermission.Read); model.SetPermissionsCoreAnnotation(airportType.FindProperty("IcaoCode"), CorePermission.Read); model.SetPermissionsCoreAnnotation(planItemType.FindProperty("PlanItemId"), CorePermission.Read); model.SetPermissionsCoreAnnotation(tripType.FindProperty("TripId"), CorePermission.Read); model.SetPermissionsCoreAnnotation(photoType.FindProperty("Id"), CorePermission.Read); model.SetImmutableCoreAnnotation(airportType.FindProperty("IataCode"), true); model.SetComputedCoreAnnotation(personType.FindProperty("Concurrency"), true); model.SetAcceptableMediaTypesCoreAnnotation(photoType, new[] { "image/jpeg" }); model.SetConformanceLevelCapabilitiesAnnotation(defaultContainer, CapabilitiesConformanceLevelType.Advanced); model.SetSupportedFormatsCapabilitiesAnnotation(defaultContainer, new[] { "application/json;odata.metadata=full;IEEE754Compatible=false;odata.streaming=true", "application/json;odata.metadata=minimal;IEEE754Compatible=false;odata.streaming=true", "application/json;odata.metadata=none;IEEE754Compatible=false;odata.streaming=true" }); model.SetAsynchronousRequestsSupportedCapabilitiesAnnotation(defaultContainer, true); model.SetBatchContinueOnErrorSupportedCapabilitiesAnnotation(defaultContainer, false); model.SetNavigationRestrictionsCapabilitiesAnnotation(personSet, CapabilitiesNavigationType.None, new[] { new Tuple<IEdmNavigationProperty, CapabilitiesNavigationType>(friendsnNavigation, CapabilitiesNavigationType.Recursive) }); model.SetFilterFunctionsCapabilitiesAnnotation(defaultContainer, new[] { "contains", "endswith", "startswith", "length", "indexof", "substring", "tolower", "toupper", "trim", "concat", "year", "month", "day", "hour", "minute", "second", "round", "floor", "ceiling", "cast", "isof" }); model.SetSearchRestrictionsCapabilitiesAnnotation(personSet, true, CapabilitiesSearchExpressions.None); model.SetSearchRestrictionsCapabilitiesAnnotation(airlineSet, true, CapabilitiesSearchExpressions.None); model.SetSearchRestrictionsCapabilitiesAnnotation(airportSet, true, CapabilitiesSearchExpressions.None); model.SetSearchRestrictionsCapabilitiesAnnotation(photoSet, true, CapabilitiesSearchExpressions.None); model.SetInsertRestrictionsCapabilitiesAnnotation(personSet, true, new[] { personTripNavigation, friendsnNavigation }); model.SetInsertRestrictionsCapabilitiesAnnotation(airlineSet, true, null); model.SetInsertRestrictionsCapabilitiesAnnotation(airportSet, false, null); model.SetInsertRestrictionsCapabilitiesAnnotation(photoSet, true, null); // TODO: model.SetUpdateRestrictionsCapabilitiesAnnotation(); model.SetDeleteRestrictionsCapabilitiesAnnotation(airportSet, false, null); model.SetISOCurrencyMeasuresAnnotation(tripType.FindProperty("Budget"), "USD"); model.SetScaleMeasuresAnnotation(tripType.FindProperty("Budget"), 2); return model; }
/// <summary> /// Asynchronously produces a base model. /// </summary> /// <param name="context"> /// The model context. /// </param> /// <param name="cancellationToken"> /// A cancellation token. /// </param> /// <returns> /// A task that represents the asynchronous /// operation whose result is the base model. /// </returns> public Task <IEdmModel> GetModelAsync( InvocationContext context, CancellationToken cancellationToken) { var model = new EdmModel(); var domainContext = context.ApiContext; var dbContext = domainContext.GetApiService <DbContext>(); var elementMap = new Dictionary <IAnnotatable, IEdmElement>(); var efModel = dbContext.Model; var namespaceName = efModel.EntityTypes .Select(t => t.HasClrType() ? t.ClrType.Namespace : null) .Where(t => t != null) .GroupBy(nameSpace => nameSpace) .Select(group => new { NameSpace = group.Key, Count = group.Count(), }) .OrderByDescending(nsItem => nsItem.Count) .Select(nsItem => nsItem.NameSpace) .FirstOrDefault(); if (namespaceName == null) { // When dbContext has not a namespace, just use its type name as namespace. namespaceName = dbContext.GetType().Namespace ?? dbContext.GetType().Name; } var entityTypes = efModel.EntityTypes; var entityContainer = new EdmEntityContainer( namespaceName, "Container"); var dbSetProperties = dbContext.GetType() .GetProperties(System.Reflection.BindingFlags.Public | System.Reflection.BindingFlags.Instance) .Where(e => e.PropertyType.IsGenericType && e.PropertyType.GetGenericTypeDefinition() == typeof(DbSet <>)) .ToDictionary(e => e.PropertyType.GetGenericArguments()[0]); // TODO GitHubIssue#36 : support complex and entity inheritance foreach (var efEntityType in entityTypes) { if (elementMap.ContainsKey(efEntityType)) { continue; } List <EdmStructuralProperty> concurrencyProperties; var entityType = ModelProducer.CreateEntityType( efModel, efEntityType, model, out concurrencyProperties); model.AddElement(entityType); elementMap.Add(efEntityType, entityType); System.Reflection.PropertyInfo propInfo; if (dbSetProperties.TryGetValue(efEntityType.ClrType, out propInfo)) { var entitySet = entityContainer.AddEntitySet(propInfo.Name, entityType); if (concurrencyProperties != null) { model.SetOptimisticConcurrencyAnnotation(entitySet, concurrencyProperties); } } } foreach (var efEntityType in entityTypes) { foreach (var navi in efEntityType.GetNavigations()) { ModelProducer.AddNavigationProperties( efModel, navi, model, elementMap); ModelProducer.AddNavigationPropertyBindings( efModel, navi, entityContainer, elementMap); } } // TODO GitHubIssue#36 : support function imports model.AddElement(entityContainer); return(Task.FromResult <IEdmModel>(model)); }
public CustomersModelWithInheritance() { EdmModel model = new EdmModel(); // Enum type simpleEnum EdmEnumType simpleEnum = new EdmEnumType("NS", "SimpleEnum"); simpleEnum.AddMember(new EdmEnumMember(simpleEnum, "First", new EdmIntegerConstant(0))); simpleEnum.AddMember(new EdmEnumMember(simpleEnum, "Second", new EdmIntegerConstant(1))); simpleEnum.AddMember(new EdmEnumMember(simpleEnum, "Third", new EdmIntegerConstant(2))); model.AddElement(simpleEnum); // complex type address EdmComplexType address = new EdmComplexType("NS", "Address"); address.AddStructuralProperty("Street", EdmPrimitiveTypeKind.String); address.AddStructuralProperty("City", EdmPrimitiveTypeKind.String); address.AddStructuralProperty("State", EdmPrimitiveTypeKind.String); address.AddStructuralProperty("ZipCode", EdmPrimitiveTypeKind.String); address.AddStructuralProperty("Country", EdmPrimitiveTypeKind.String); model.AddElement(address); // open complex type "Account" EdmComplexType account = new EdmComplexType("NS", "Account", null, false, true); account.AddStructuralProperty("Bank", EdmPrimitiveTypeKind.String); account.AddStructuralProperty("CardNum", EdmPrimitiveTypeKind.Int64); model.AddElement(account); EdmComplexType specialAccount = new EdmComplexType("NS", "SpecialAccount", account, false, true); specialAccount.AddStructuralProperty("SpecialCard", EdmPrimitiveTypeKind.String); model.AddElement(specialAccount); // entity type customer EdmEntityType customer = new EdmEntityType("NS", "Customer"); customer.AddKeys(customer.AddStructuralProperty("ID", EdmPrimitiveTypeKind.Int32)); IEdmProperty customerName = customer.AddStructuralProperty("Name", EdmPrimitiveTypeKind.String); customer.AddStructuralProperty("SimpleEnum", simpleEnum.ToEdmTypeReference(isNullable: false)); customer.AddStructuralProperty("Address", new EdmComplexTypeReference(address, isNullable: true)); customer.AddStructuralProperty("Account", new EdmComplexTypeReference(account, isNullable: true)); IEdmTypeReference primitiveTypeReference = EdmCoreModel.Instance.GetPrimitive( EdmPrimitiveTypeKind.String, isNullable: true); var city = customer.AddStructuralProperty( "City", primitiveTypeReference, defaultValue: null, concurrencyMode: EdmConcurrencyMode.Fixed); model.AddElement(customer); // derived entity type special customer EdmEntityType specialCustomer = new EdmEntityType("NS", "SpecialCustomer", customer); specialCustomer.AddStructuralProperty("SpecialCustomerProperty", EdmPrimitiveTypeKind.Guid); specialCustomer.AddStructuralProperty("SpecialAddress", new EdmComplexTypeReference(address, isNullable: true)); model.AddElement(specialCustomer); // entity type order (open entity type) EdmEntityType order = new EdmEntityType("NS", "Order", null, false, true); // EdmEntityType order = new EdmEntityType("NS", "Order"); order.AddKeys(order.AddStructuralProperty("ID", EdmPrimitiveTypeKind.Int32)); order.AddStructuralProperty("City", EdmPrimitiveTypeKind.String); order.AddStructuralProperty("Amount", EdmPrimitiveTypeKind.Int32); model.AddElement(order); // derived entity type special order EdmEntityType specialOrder = new EdmEntityType("NS", "SpecialOrder", order, false, true); specialOrder.AddStructuralProperty("SpecialOrderProperty", EdmPrimitiveTypeKind.Guid); model.AddElement(specialOrder); // test entity EdmEntityType testEntity = new EdmEntityType("System.Web.OData.Query.Expressions", "TestEntity"); testEntity.AddStructuralProperty("SampleProperty", EdmPrimitiveTypeKind.Binary); model.AddElement(testEntity); // containment // my order EdmEntityType myOrder = new EdmEntityType("NS", "MyOrder"); myOrder.AddKeys(myOrder.AddStructuralProperty("ID", EdmPrimitiveTypeKind.Int32)); myOrder.AddStructuralProperty("Name", EdmPrimitiveTypeKind.String); model.AddElement(myOrder); // order line EdmEntityType orderLine = new EdmEntityType("NS", "OrderLine"); orderLine.AddKeys(orderLine.AddStructuralProperty("ID", EdmPrimitiveTypeKind.Int32)); orderLine.AddStructuralProperty("Name", EdmPrimitiveTypeKind.String); model.AddElement(orderLine); EdmNavigationProperty orderLinesNavProp = myOrder.AddUnidirectionalNavigation( new EdmNavigationPropertyInfo { Name = "OrderLines", TargetMultiplicity = EdmMultiplicity.Many, Target = orderLine, ContainsTarget = true, }); EdmNavigationProperty nonContainedOrderLinesNavProp = myOrder.AddUnidirectionalNavigation( new EdmNavigationPropertyInfo { Name = "NonContainedOrderLines", TargetMultiplicity = EdmMultiplicity.Many, Target = orderLine, ContainsTarget = false, }); EdmAction tag = new EdmAction("NS", "tag", returnType: null, isBound: true, entitySetPathExpression: null); tag.AddParameter("entity", new EdmEntityTypeReference(orderLine, false)); model.AddElement(tag); // entity sets EdmEntityContainer container = new EdmEntityContainer("NS", "ModelWithInheritance"); model.AddElement(container); EdmEntitySet customers = container.AddEntitySet("Customers", customer); EdmEntitySet orders = container.AddEntitySet("Orders", order); EdmEntitySet myOrders = container.AddEntitySet("MyOrders", myOrder); // singletons EdmSingleton vipCustomer = container.AddSingleton("VipCustomer", customer); EdmSingleton mary = container.AddSingleton("Mary", customer); EdmSingleton rootOrder = container.AddSingleton("RootOrder", order); // annotations model.SetOptimisticConcurrencyAnnotation(customers, new[] { city }); // containment IEdmContainedEntitySet orderLines = (IEdmContainedEntitySet)myOrders.FindNavigationTarget(orderLinesNavProp); // no-containment IEdmNavigationSource nonContainedOrderLines = myOrders.FindNavigationTarget(nonContainedOrderLinesNavProp); // actions EdmAction upgrade = new EdmAction("NS", "upgrade", returnType: null, isBound: true, entitySetPathExpression: null); upgrade.AddParameter("entity", new EdmEntityTypeReference(customer, false)); model.AddElement(upgrade); EdmAction specialUpgrade = new EdmAction("NS", "specialUpgrade", returnType: null, isBound: true, entitySetPathExpression: null); specialUpgrade.AddParameter("entity", new EdmEntityTypeReference(specialCustomer, false)); model.AddElement(specialUpgrade); // actions bound to collection EdmAction upgradeAll = new EdmAction("NS", "UpgradeAll", returnType: null, isBound: true, entitySetPathExpression: null); upgradeAll.AddParameter("entityset", new EdmCollectionTypeReference(new EdmCollectionType(new EdmEntityTypeReference(customer, false)))); model.AddElement(upgradeAll); EdmAction upgradeSpecialAll = new EdmAction("NS", "UpgradeSpecialAll", returnType: null, isBound: true, entitySetPathExpression: null); upgradeSpecialAll.AddParameter("entityset", new EdmCollectionTypeReference(new EdmCollectionType(new EdmEntityTypeReference(specialCustomer, false)))); model.AddElement(upgradeSpecialAll); // functions IEdmTypeReference returnType = EdmCoreModel.Instance.GetPrimitive(EdmPrimitiveTypeKind.Boolean, isNullable: false); IEdmTypeReference stringType = EdmCoreModel.Instance.GetPrimitive(EdmPrimitiveTypeKind.String, isNullable: false); IEdmTypeReference intType = EdmCoreModel.Instance.GetPrimitive(EdmPrimitiveTypeKind.Int32, isNullable: false); EdmFunction IsUpgraded = new EdmFunction( "NS", "IsUpgraded", returnType, isBound: true, entitySetPathExpression: null, isComposable: false); IsUpgraded.AddParameter("entity", new EdmEntityTypeReference(customer, false)); model.AddElement(IsUpgraded); EdmFunction orderByCityAndAmount = new EdmFunction( "NS", "OrderByCityAndAmount", stringType, isBound: true, entitySetPathExpression: null, isComposable: false); orderByCityAndAmount.AddParameter("entity", new EdmEntityTypeReference(customer, false)); orderByCityAndAmount.AddParameter("city", stringType); orderByCityAndAmount.AddParameter("amount", intType); model.AddElement(orderByCityAndAmount); EdmFunction getOrders = new EdmFunction( "NS", "GetOrders", EdmCoreModel.GetCollection(order.ToEdmTypeReference(false)), isBound: true, entitySetPathExpression: null, isComposable: true); getOrders.AddParameter("entity", new EdmEntityTypeReference(customer, false)); getOrders.AddParameter("parameter", intType); model.AddElement(getOrders); EdmFunction IsSpecialUpgraded = new EdmFunction( "NS", "IsSpecialUpgraded", returnType, isBound: true, entitySetPathExpression: null, isComposable: false); IsSpecialUpgraded.AddParameter("entity", new EdmEntityTypeReference(specialCustomer, false)); model.AddElement(IsSpecialUpgraded); EdmFunction getSalary = new EdmFunction( "NS", "GetSalary", stringType, isBound: true, entitySetPathExpression: null, isComposable: false); getSalary.AddParameter("entity", new EdmEntityTypeReference(customer, false)); model.AddElement(getSalary); getSalary = new EdmFunction( "NS", "GetSalary", stringType, isBound: true, entitySetPathExpression: null, isComposable: false); getSalary.AddParameter("entity", new EdmEntityTypeReference(specialCustomer, false)); model.AddElement(getSalary); EdmFunction IsAnyUpgraded = new EdmFunction( "NS", "IsAnyUpgraded", returnType, isBound: true, entitySetPathExpression: null, isComposable: false); EdmCollectionType edmCollectionType = new EdmCollectionType(new EdmEntityTypeReference(customer, false)); IsAnyUpgraded.AddParameter("entityset", new EdmCollectionTypeReference(edmCollectionType)); model.AddElement(IsAnyUpgraded); EdmFunction isCustomerUpgradedWithParam = new EdmFunction( "NS", "IsUpgradedWithParam", returnType, isBound: true, entitySetPathExpression: null, isComposable: false); isCustomerUpgradedWithParam.AddParameter("entity", new EdmEntityTypeReference(customer, false)); isCustomerUpgradedWithParam.AddParameter("city", EdmCoreModel.Instance.GetPrimitive(EdmPrimitiveTypeKind.String, isNullable: false)); model.AddElement(isCustomerUpgradedWithParam); EdmFunction isCustomerLocal = new EdmFunction( "NS", "IsLocal", returnType, isBound: true, entitySetPathExpression: null, isComposable: false); isCustomerLocal.AddParameter("entity", new EdmEntityTypeReference(customer, false)); model.AddElement(isCustomerLocal); EdmFunction entityFunction = new EdmFunction( "NS", "GetCustomer", returnType, isBound: true, entitySetPathExpression: null, isComposable: false); entityFunction.AddParameter("entity", new EdmEntityTypeReference(customer, false)); entityFunction.AddParameter("customer", new EdmEntityTypeReference(customer, false)); model.AddElement(entityFunction); EdmFunction getOrder = new EdmFunction( "NS", "GetOrder", order.ToEdmTypeReference(false), isBound: true, entitySetPathExpression: null, isComposable: true); // Composable getOrder.AddParameter("entity", new EdmEntityTypeReference(customer, false)); getOrder.AddParameter("orderId", intType); model.AddElement(getOrder); // functions bound to collection EdmFunction isAllUpgraded = new EdmFunction("NS", "IsAllUpgraded", returnType, isBound: true, entitySetPathExpression: null, isComposable: false); isAllUpgraded.AddParameter("entityset", new EdmCollectionTypeReference(new EdmCollectionType(new EdmEntityTypeReference(customer, false)))); isAllUpgraded.AddParameter("param", intType); model.AddElement(isAllUpgraded); EdmFunction isSpecialAllUpgraded = new EdmFunction("NS", "IsSpecialAllUpgraded", returnType, isBound: true, entitySetPathExpression: null, isComposable: false); isSpecialAllUpgraded.AddParameter("entityset", new EdmCollectionTypeReference(new EdmCollectionType(new EdmEntityTypeReference(specialCustomer, false)))); isSpecialAllUpgraded.AddParameter("param", intType); model.AddElement(isSpecialAllUpgraded); // navigation properties EdmNavigationProperty ordersNavProp = customer.AddUnidirectionalNavigation( new EdmNavigationPropertyInfo { Name = "Orders", TargetMultiplicity = EdmMultiplicity.Many, Target = order }); mary.AddNavigationTarget(ordersNavProp, orders); vipCustomer.AddNavigationTarget(ordersNavProp, orders); customers.AddNavigationTarget(ordersNavProp, orders); orders.AddNavigationTarget( order.AddUnidirectionalNavigation(new EdmNavigationPropertyInfo { Name = "Customer", TargetMultiplicity = EdmMultiplicity.ZeroOrOne, Target = customer }), customers); // navigation properties on derived types. EdmNavigationProperty specialOrdersNavProp = specialCustomer.AddUnidirectionalNavigation( new EdmNavigationPropertyInfo { Name = "SpecialOrders", TargetMultiplicity = EdmMultiplicity.Many, Target = order }); vipCustomer.AddNavigationTarget(specialOrdersNavProp, orders); customers.AddNavigationTarget(specialOrdersNavProp, orders); orders.AddNavigationTarget( specialOrder.AddUnidirectionalNavigation(new EdmNavigationPropertyInfo { Name = "SpecialCustomer", TargetMultiplicity = EdmMultiplicity.ZeroOrOne, Target = customer }), customers); model.SetAnnotationValue<BindableProcedureFinder>(model, new BindableProcedureFinder(model)); // set properties Model = model; Container = container; Customer = customer; Order = order; Address = address; Account = account; SpecialCustomer = specialCustomer; SpecialOrder = specialOrder; Orders = orders; Customers = customers; VipCustomer = vipCustomer; Mary = mary; RootOrder = rootOrder; OrderLine = orderLine; OrderLines = orderLines; NonContainedOrderLines = nonContainedOrderLines; UpgradeCustomer = upgrade; UpgradeSpecialCustomer = specialUpgrade; CustomerName = customerName; IsCustomerUpgraded = isCustomerUpgradedWithParam; IsSpecialCustomerUpgraded = IsSpecialUpgraded; Tag = tag; }
/// <summary> /// Asynchronously produces a base model. /// </summary> /// <param name="context"> /// The model context. /// </param> /// <param name="cancellationToken"> /// A cancellation token. /// </param> /// <returns> /// A task that represents the asynchronous /// operation whose result is the base model. /// </returns> public Task <EdmModel> ProduceModelAsync( ModelContext context, CancellationToken cancellationToken) { Ensure.NotNull(context); var model = new EdmModel(); var domainContext = context.DomainContext; var dbContext = domainContext.GetProperty <DbContext>("DbContext"); var elementMap = new Dictionary <MetadataItem, IEdmElement>(); var efModel = (dbContext as IObjectContextAdapter) .ObjectContext.MetadataWorkspace; var namespaceName = efModel.GetItems <EntityType>(DataSpace.CSpace) .Select(t => efModel.GetObjectSpaceType(t).NamespaceName) .GroupBy(nameSpace => nameSpace) .Select(group => new { NameSpace = group.Key, Count = group.Count(), }) .OrderByDescending(nsItem => nsItem.Count) .Select(nsItem => nsItem.NameSpace) .FirstOrDefault(); if (namespaceName == null) { // When dbContext has not a namespace, just use its type name as namespace. namespaceName = dbContext.GetType().Namespace ?? dbContext.GetType().Name; } var efEntityContainer = efModel.GetItems <EntityContainer>(DataSpace.CSpace).Single(); var entityContainer = new EdmEntityContainer(namespaceName, efEntityContainer.Name); elementMap.Add(efEntityContainer, entityContainer); // TODO GitHubIssue#36 : support complex and enumeration types foreach (var efEntitySet in efEntityContainer.EntitySets) { var efEntityType = efEntitySet.ElementType; if (elementMap.ContainsKey(efEntityType)) { continue; } List <EdmStructuralProperty> concurrencyProperties; var entityType = CreateEntityType(efModel, efEntityType, model, elementMap, out concurrencyProperties); model.AddElement(entityType); elementMap.Add(efEntityType, entityType); var entitySet = entityContainer.AddEntitySet(efEntitySet.Name, entityType); if (concurrencyProperties != null) { model.SetOptimisticConcurrencyAnnotation(entitySet, concurrencyProperties); } elementMap.Add(efEntitySet, entitySet); } foreach (var efAssociationSet in efEntityContainer.AssociationSets) { AddNavigationProperties(efAssociationSet, elementMap); AddNavigationPropertyBindings(efAssociationSet, elementMap); } // TODO GitHubIssue#36 : support function imports model.AddElement(entityContainer); return(Task.FromResult(model)); }
public void TestCoreOptimisticConcurrencyInlineAnnotation() { EdmModel model = new EdmModel(); EdmEntityContainer container = new EdmEntityContainer("DefaultNamespace", "Container"); EdmEntityType personType = new EdmEntityType("DefaultNamespace", "Person"); EdmStructuralProperty propertyId = personType.AddStructuralProperty("Id", EdmCoreModel.Instance.GetInt32(false)); personType.AddKeys(propertyId); IEdmStructuralProperty concurrencyProperty = personType.AddStructuralProperty("Concurrency", EdmCoreModel.Instance.GetInt32(true)); model.AddElement(personType); container.AddEntitySet("People", personType); model.AddElement(container); container.AddEntitySet("Students", personType); IEdmEntitySet peopleSet = model.FindDeclaredEntitySet("People"); model.SetOptimisticConcurrencyAnnotation(peopleSet, new[] { concurrencyProperty }); model.SetOptimisticConcurrencyAnnotation(peopleSet, new[] { concurrencyProperty }); IEdmEntitySet studentSet = model.FindDeclaredEntitySet("Students"); model.SetOptimisticConcurrencyAnnotation(studentSet, new[] { concurrencyProperty }); IEnumerable<EdmError> errors; StringWriter sw = new StringWriter(); XmlWriterSettings settings = new XmlWriterSettings(); settings.Indent = true; settings.Encoding = System.Text.Encoding.UTF8; XmlWriter xw = XmlWriter.Create(sw, settings); model.TryWriteCsdl(xw, out errors); xw.Flush(); xw.Close(); var actual = sw.ToString(); const string expected = @"<?xml version=""1.0"" encoding=""utf-16""?> <Schema Namespace=""DefaultNamespace"" xmlns=""http://docs.oasis-open.org/odata/ns/edm""> <EntityType Name=""Person""> <Key> <PropertyRef Name=""Id"" /> </Key> <Property Name=""Id"" Type=""Edm.Int32"" Nullable=""false"" /> <Property Name=""Concurrency"" Type=""Edm.Int32"" /> </EntityType> <EntityContainer Name=""Container""> <EntitySet Name=""People"" EntityType=""DefaultNamespace.Person""> <Annotation Term=""Org.OData.Core.V1.OptimisticConcurrency""> <Collection> <PropertyPath>Concurrency</PropertyPath> </Collection> </Annotation> </EntitySet> <EntitySet Name=""Students"" EntityType=""DefaultNamespace.Person""> <Annotation Term=""Org.OData.Core.V1.OptimisticConcurrency""> <Collection> <PropertyPath>Concurrency</PropertyPath> </Collection> </Annotation> </EntitySet> </EntityContainer> </Schema>"; Assert.AreEqual(expected, actual); }