public CustomersModelWithInheritance()
{
EdmModel model = new EdmModel();
// 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);
// entity type customer
EdmEntityType customer = new EdmEntityType("NS", "Customer");
customer.AddKeys(customer.AddStructuralProperty("ID", EdmPrimitiveTypeKind.Int32));
customer.AddStructuralProperty("Name", EdmPrimitiveTypeKind.String);
customer.AddStructuralProperty("Address", new EdmComplexTypeReference(address, isNullable: true));
model.AddElement(customer);
// derived entity type special customer
EdmEntityType specialCustomer = new EdmEntityType("NS", "SpecialCustomer", customer);
specialCustomer.AddStructuralProperty("SpecialCustomerProperty", EdmPrimitiveTypeKind.Guid);
model.AddElement(specialCustomer);
// entity type order
EdmEntityType order = new EdmEntityType("NS", "Order");
order.AddKeys(order.AddStructuralProperty("ID", EdmPrimitiveTypeKind.Int32));
order.AddStructuralProperty("Amount", EdmPrimitiveTypeKind.Int32);
model.AddElement(order);
// derived entity type special order
EdmEntityType specialOrder = new EdmEntityType("NS", "SpecialOrder", order);
specialOrder.AddStructuralProperty("SpecialOrderProperty", EdmPrimitiveTypeKind.Guid);
model.AddElement(specialOrder);
// entity sets
EdmEntityContainer container = new EdmEntityContainer("NS", "ModelWithInheritance");
model.AddElement(container);
EdmEntitySet customers = container.AddEntitySet("Customers", customer);
EdmEntitySet orders = container.AddEntitySet("Orders", order);
// actions
EdmFunctionImport upgradeCustomer = container.AddFunctionImport(
"upgrade", returnType: null, entitySet: new EdmEntitySetReferenceExpression(customers), sideEffecting: true, composable: false, bindable: true);
upgradeCustomer.AddParameter("entity", new EdmEntityTypeReference(customer, false));
EdmFunctionImport upgradeSpecialCustomer = container.AddFunctionImport(
"specialUpgrade", returnType: null, entitySet: new EdmEntitySetReferenceExpression(customers), sideEffecting: true, composable: false, bindable: true);
upgradeSpecialCustomer.AddParameter("entity", new EdmEntityTypeReference(specialCustomer, false));
// navigation properties
customers.AddNavigationTarget(
customer.AddUnidirectionalNavigation(new EdmNavigationPropertyInfo
{
Name = "Orders",
TargetMultiplicity = EdmMultiplicity.Many,
Target = order
}),
orders);
orders.AddNavigationTarget(
order.AddUnidirectionalNavigation(new EdmNavigationPropertyInfo
{
Name = "Customer",
TargetMultiplicity = EdmMultiplicity.ZeroOrOne,
Target = customer
}),
customers);
// navigation properties on derived types.
customers.AddNavigationTarget(
specialCustomer.AddUnidirectionalNavigation(new EdmNavigationPropertyInfo
{
Name = "SpecialOrders",
TargetMultiplicity = EdmMultiplicity.Many,
Target = order
}),
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;
SpecialCustomer = specialCustomer;
SpecialOrder = specialOrder;
Orders = orders;
Customers = customers;
UpgradeCustomer = upgradeCustomer;
}
private static IEdmModel CreateModel()
{
var model = new EdmModel();
var orderType = new EdmEntityType("Default", "Order");
orderType.AddStructuralProperty("ID", EdmPrimitiveTypeKind.Int32);
model.AddElement(orderType);
var customerType = new EdmEntityType("Default", "Customer");
customerType.AddStructuralProperty("ID", EdmPrimitiveTypeKind.Int32);
model.AddElement(customerType);
// Add navigations
orderType.AddUnidirectionalNavigation(new EdmNavigationPropertyInfo()
{
Name = "Customer",
Target = customerType,
TargetMultiplicity = EdmMultiplicity.One
});
var container = new EdmEntityContainer("Default", "Container");
var orderSet = container.AddEntitySet("Orders", orderType);
var customerSet = container.AddEntitySet("Customers", customerType);
container.AddFunctionImport("GetId", new EdmPrimitiveTypeReference(
EdmCoreModel.Instance.GetPrimitiveType(EdmPrimitiveTypeKind.Int32), true));
orderSet.AddNavigationTarget(orderType.NavigationProperties().Single(np => np.Name == "Customer"),
customerSet);
model.AddElement(container);
return model;
}
private static IEdmFunctionImport AddBindableAction(EdmEntityContainer container, string name, IEdmEntityType bindingType, bool isCollection)
{
var action = container.AddFunctionImport(name, returnType: null, entitySet: null, sideEffecting: true, composable: false, bindable: true);
IEdmTypeReference bindingParamterType = new EdmEntityTypeReference(bindingType, isNullable: false);
if (isCollection)
{
bindingParamterType = new EdmCollectionTypeReference(
new EdmCollectionType(bindingParamterType), isNullable: false);
}
action.AddParameter("bindingParameter", bindingParamterType);
return action;
}
