protected NavigationSourceConfiguration(ODataModelBuilder modelBuilder, EntityTypeConfiguration entityType, string name)
{
if (modelBuilder == null)
{
throw Error.ArgumentNull("modelBuilder");
}
if (entityType == null)
{
throw Error.ArgumentNull("entityType");
}
if (String.IsNullOrEmpty(name))
{
throw Error.ArgumentNullOrEmpty("name");
}
_modelBuilder = modelBuilder;
Name = name;
EntityType = entityType;
ClrType = entityType.ClrType;
_url = Name;
_editLinkBuilder = null;
_readLinkBuilder = null;
_navigationPropertyLinkBuilders = new Dictionary<NavigationPropertyConfiguration, NavigationLinkBuilder>();
_navigationPropertyBindings = new Dictionary<NavigationPropertyConfiguration, NavigationPropertyBindingConfiguration>();
}
/// <summary>
/// Initializes a new instance of the <see cref="NavigationPropertyConfiguration"/> class.
/// </summary>
/// <param name="property">The backing CLR property.</param>
/// <param name="multiplicity">The <see cref="EdmMultiplicity"/>.</param>
/// <param name="declaringType">The declaring entity type.</param>
public NavigationPropertyConfiguration(PropertyInfo property, EdmMultiplicity multiplicity, EntityTypeConfiguration declaringType)
: base(property, declaringType)
{
if (property == null)
{
throw Error.ArgumentNull("property");
}
Multiplicity = multiplicity;
_relatedType = property.PropertyType;
if (multiplicity == EdmMultiplicity.Many)
{
Type elementType;
if (!_relatedType.IsCollection(out elementType))
{
throw Error.Argument("property", SRResources.ManyToManyNavigationPropertyMustReturnCollection, property.Name, property.DeclaringType.Name);
}
_relatedType = elementType;
}
OnDeleteAction = EdmOnDeleteAction.None;
}
public static IEnumerable<EntityTypeConfiguration> DerivedTypes(this ODataModelBuilder modelBuilder,
EntityTypeConfiguration entity)
{
if (modelBuilder == null)
{
throw Error.ArgumentNull("modelBuilder");
}
if (entity == null)
{
throw Error.ArgumentNull("entity");
}
IEnumerable<EntityTypeConfiguration> derivedEntities = modelBuilder.StructuralTypes
.OfType<EntityTypeConfiguration>().Where(e => e.BaseType == entity);
foreach (EntityTypeConfiguration derivedType in derivedEntities)
{
yield return derivedType;
foreach (EntityTypeConfiguration derivedDerivedType in modelBuilder.DerivedTypes(derivedType))
{
yield return derivedDerivedType;
}
}
}
/// <summary>
/// Initializes a new instance of the <see cref="SingletonConfiguration"/> class.
/// </summary>
/// <param name="modelBuilder">The <see cref="ODataModelBuilder"/>.</param>
/// <param name="entityType">The entity type <see cref="EntityTypeConfiguration"/> contained in this singleton.</param>
/// <param name="name">The name of the singleton.</param>
public SingletonConfiguration(ODataModelBuilder modelBuilder, EntityTypeConfiguration entityType, string name)
: base(modelBuilder, entityType, name)
{
}
/// <summary>
/// Sets the base type of this entity type.
/// </summary>
/// <param name="baseType">The base entity type.</param>
/// <returns>Returns itself so that multiple calls can be chained.</returns>
public virtual EntityTypeConfiguration DerivesFrom(EntityTypeConfiguration baseType)
{
if ((Keys.Any() || EnumKeys.Any()) && baseType.Keys().Any())
{
throw Error.InvalidOperation(SRResources.CannotDefineKeysOnDerivedTypes, FullName, baseType.FullName);
}
DerivesFromImpl(baseType);
return this;
}
/// <summary>
/// Registers an entity set as a part of the model and returns an object that can be used to configure the entity set.
/// This method can be called multiple times for the same type to perform multiple lines of configuration.
/// </summary>
/// <typeparam name="TEntityType">The entity type of the entity set.</typeparam>
/// <param name="name">The name of the entity set.</param>
/// <returns>The configuration object for the specified entity set.</returns>
public EntitySetConfiguration <TEntityType> EntitySet <TEntityType>(string name) where TEntityType : class
{
EntityTypeConfiguration entity = AddEntityType(typeof(TEntityType));
return(new EntitySetConfiguration <TEntityType>(this, AddEntitySet(name, entity)));
}
/// <summary>
/// Registers a singleton as a part of the model and returns an object that can be used to configure the singleton.
/// This method can be called multiple times for the same type to perform multiple lines of configuration.
/// </summary>
/// <typeparam name="TEntityType">The entity type of the singleton.</typeparam>
/// <param name="name">The name of the singleton.</param>
/// <returns>The configuration object for the specified singleton.</returns>
public SingletonConfiguration <TEntityType> Singleton <TEntityType>(string name) where TEntityType : class
{
EntityTypeConfiguration entity = AddEntityType(typeof(TEntityType));
return(new SingletonConfiguration <TEntityType>(this, AddSingleton(name, entity)));
}
private void CreateNavigationProperty(EntityTypeConfiguration config)
{
Contract.Assert(config != null);
EdmEntityType type = (EdmEntityType)(GetEdmType(config.ClrType));
foreach (NavigationPropertyConfiguration navProp in config.NavigationProperties)
{
EdmNavigationPropertyInfo info = new EdmNavigationPropertyInfo
{
Name = navProp.Name,
TargetMultiplicity = navProp.Multiplicity,
Target = GetEdmType(navProp.RelatedClrType) as IEdmEntityType,
ContainsTarget = navProp.ContainsTarget,
OnDelete = navProp.OnDeleteAction
};
// Principal properties
if (navProp.PrincipalProperties.Any())
{
info.PrincipalProperties = GetDeclaringPropertyInfo(navProp.PrincipalProperties);
}
// Dependent properties
if (navProp.DependentProperties.Any())
{
info.DependentProperties = GetDeclaringPropertyInfo(navProp.DependentProperties);
}
IEdmProperty edmProperty = type.AddUnidirectionalNavigation(info);
if (navProp.PropertyInfo != null && edmProperty != null)
{
_properties[navProp.PropertyInfo] = edmProperty;
}
if (edmProperty != null && navProp.IsRestricted)
{
_propertiesRestrictions[edmProperty] = new QueryableRestrictions(navProp);
}
}
}
private void CreateEntityTypeBody(EdmEntityType type, EntityTypeConfiguration config)
{
Contract.Assert(type != null);
Contract.Assert(config != null);
CreateStructuralTypeBody(type, config);
IEnumerable<IEdmStructuralProperty> keys = config.Keys.Select(p => type.DeclaredProperties.OfType<IEdmStructuralProperty>().First(dp => dp.Name == p.Name));
type.AddKeys(keys);
// Add the Enum keys
keys = config.EnumKeys.Select(p => type.DeclaredProperties.OfType<IEdmStructuralProperty>().First(dp => dp.Name == p.Name));
type.AddKeys(keys);
}
// the convention model builder MapTypes() method might have went through deep object graphs and added a bunch of types
// only to realise after applying the conventions that the user has ignored some of the properties. So, prune the unreachable stuff.
private void PruneUnreachableTypes()
{
Contract.Assert(_explicitlyAddedTypes != null);
// Do a BFS starting with the types the user has explicitly added to find out the unreachable nodes.
Queue <StructuralTypeConfiguration> reachableTypes = new Queue <StructuralTypeConfiguration>(_explicitlyAddedTypes);
HashSet <StructuralTypeConfiguration> visitedTypes = new HashSet <StructuralTypeConfiguration>();
while (reachableTypes.Count != 0)
{
StructuralTypeConfiguration currentType = reachableTypes.Dequeue();
// go visit other end of each of this node's edges.
foreach (PropertyConfiguration property in currentType.Properties.Where(property => property.Kind != PropertyKind.Primitive))
{
if (property.Kind == PropertyKind.Collection)
{
// if the elementType is primitive we don't need to do anything.
CollectionPropertyConfiguration colProperty = property as CollectionPropertyConfiguration;
if (EdmLibHelpers.GetEdmPrimitiveTypeOrNull(colProperty.ElementType) != null)
{
continue;
}
}
IEdmTypeConfiguration propertyType = GetStructuralTypeOrNull(property.RelatedClrType);
Contract.Assert(propertyType != null, "we should already have seen this type");
var structuralTypeConfiguration = propertyType as StructuralTypeConfiguration;
if (structuralTypeConfiguration != null && !visitedTypes.Contains(propertyType))
{
reachableTypes.Enqueue(structuralTypeConfiguration);
}
}
// all derived types and the base type are also reachable
if (currentType.Kind == EdmTypeKind.Entity)
{
EntityTypeConfiguration currentEntityType = (EntityTypeConfiguration)currentType;
if (currentEntityType.BaseType != null && !visitedTypes.Contains(currentEntityType.BaseType))
{
reachableTypes.Enqueue(currentEntityType.BaseType);
}
foreach (EntityTypeConfiguration derivedType in this.DerivedTypes(currentEntityType))
{
if (!visitedTypes.Contains(derivedType))
{
reachableTypes.Enqueue(derivedType);
}
}
}
else if (currentType.Kind == EdmTypeKind.Complex)
{
ComplexTypeConfiguration currentComplexType = (ComplexTypeConfiguration)currentType;
if (currentComplexType.BaseType != null && !visitedTypes.Contains(currentComplexType.BaseType))
{
reachableTypes.Enqueue(currentComplexType.BaseType);
}
foreach (ComplexTypeConfiguration derivedType in this.DerivedTypes(currentComplexType))
{
if (!visitedTypes.Contains(derivedType))
{
reachableTypes.Enqueue(derivedType);
}
}
}
visitedTypes.Add(currentType);
}
StructuralTypeConfiguration[] allConfiguredTypes = StructuralTypes.ToArray();
foreach (StructuralTypeConfiguration type in allConfiguredTypes)
{
if (!visitedTypes.Contains(type))
{
// we don't have to fix up any properties because this type is unreachable and cannot be a property of any reachable type.
RemoveStructuralType(type.ClrType);
}
}
}
/// <summary>
/// Initializes a new instance of the <see cref="EntitySetConfiguration"/> class.
/// </summary>
/// <param name="modelBuilder">The <see cref="ODataModelBuilder"/>.</param>
/// <param name="entityType">The entity type <see cref="EntityTypeConfiguration"/> contained in this entity set.</param>
/// <param name="name">The name of the entity set.</param>
public EntitySetConfiguration(ODataModelBuilder modelBuilder, EntityTypeConfiguration entityType, string name)
: base(modelBuilder, entityType, name)
{
}
private void CreateEdmTypeHeader(IEdmTypeConfiguration config)
{
IEdmType edmType = GetEdmType(config.ClrType);
if (edmType == null)
{
if (config.Kind == EdmTypeKind.Complex)
{
ComplexTypeConfiguration complex = (ComplexTypeConfiguration)config;
IEdmComplexType baseType = null;
if (complex.BaseType != null)
{
CreateEdmTypeHeader(complex.BaseType);
baseType = GetEdmType(complex.BaseType.ClrType) as IEdmComplexType;
Contract.Assert(baseType != null);
}
EdmComplexType complexType = new EdmComplexType(config.Namespace, config.Name,
baseType, complex.IsAbstract ?? false, complex.IsOpen);
_types.Add(config.ClrType, complexType);
if (complex.IsOpen)
{
// add a mapping between the open complex type and its dynamic property dictionary.
_openTypes.Add(complexType, complex.DynamicPropertyDictionary);
}
if (complex.SupportsInstanceAnnotations)
{
// add a mapping between the complex type and its instance annotation dictionary.
_instanceAnnotableTypes.Add(complexType, complex.InstanceAnnotationsContainer);
}
edmType = complexType;
}
else if (config.Kind == EdmTypeKind.Entity)
{
EntityTypeConfiguration entity = config as EntityTypeConfiguration;
Contract.Assert(entity != null);
IEdmEntityType baseType = null;
if (entity.BaseType != null)
{
CreateEdmTypeHeader(entity.BaseType);
baseType = GetEdmType(entity.BaseType.ClrType) as IEdmEntityType;
Contract.Assert(baseType != null);
}
EdmEntityType entityType = new EdmEntityType(config.Namespace, config.Name, baseType,
entity.IsAbstract ?? false, entity.IsOpen, entity.HasStream);
_types.Add(config.ClrType, entityType);
if (entity.IsOpen)
{
// add a mapping between the open entity type and its dynamic property dictionary.
_openTypes.Add(entityType, entity.DynamicPropertyDictionary);
}
if (entity.SupportsInstanceAnnotations)
{
// add a mapping between the entity type and its instance annotation dictionary.
_instanceAnnotableTypes.Add(entityType, entity.InstanceAnnotationsContainer);
}
edmType = entityType;
}
else
{
EnumTypeConfiguration enumTypeConfiguration = config as EnumTypeConfiguration;
// The config has to be enum.
Contract.Assert(enumTypeConfiguration != null);
_types.Add(enumTypeConfiguration.ClrType,
new EdmEnumType(enumTypeConfiguration.Namespace, enumTypeConfiguration.Name,
GetTypeKind(enumTypeConfiguration.UnderlyingType), enumTypeConfiguration.IsFlags));
}
}
IEdmStructuredType structuredType = edmType as IEdmStructuredType;
StructuralTypeConfiguration structuralTypeConfiguration = config as StructuralTypeConfiguration;
if (structuredType != null && structuralTypeConfiguration != null &&
!_structuredTypeQuerySettings.ContainsKey(structuredType))
{
ModelBoundQuerySettings querySettings =
structuralTypeConfiguration.QueryConfiguration.ModelBoundQuerySettings;
if (querySettings != null)
{
_structuredTypeQuerySettings.Add(structuredType,
structuralTypeConfiguration.QueryConfiguration.ModelBoundQuerySettings);
}
}
}
