public void CreateTypeWithArguments()
{
var result = Util.ActivatorCreateInstance(typeof(AddressWithNoEmptyConstructor), "98102") as AddressWithNoEmptyConstructor;
Assert.NotNull(result);
result.ZipCode.Should().Be("98102");
}
/// <summary>
/// Returns true if the <paramref name="instance"/> contains a non-null dictionary property of string and object
/// The dictionary should also not be decorated with IgnoreClientPropertyAttribute
/// </summary>
/// <param name="instance">Object with expected container property</param>
/// <param name="containerProperty">Reference to the container property</param>
/// <returns>true if expected container property is found</returns>
internal static bool TryGetContainerProperty(object instance, out IDictionary <string, object> containerProperty)
{
Debug.Assert(instance != null, "instance != null");
containerProperty = default(IDictionary <string, object>);
PropertyInfo propertyInfo = instance.GetType().GetPublicProperties(true /* instanceOnly */).Where(p =>
p.GetCustomAttributes(typeof(ContainerPropertyAttribute), true).Any() &&
typeof(IDictionary <string, object>).IsAssignableFrom(p.PropertyType)).FirstOrDefault();
if (propertyInfo == null)
{
return(false);
}
containerProperty = (IDictionary <string, object>)propertyInfo.GetValue(instance);
// Is property initialized?
if (containerProperty == null)
{
Type propertyType = propertyInfo.PropertyType;
// Handle Dictionary<,> , SortedDictionary<,> , ConcurrentDictionary<,> , etc - must also have parameterless constructor
if (!propertyType.IsInterface() && !propertyType.IsAbstract() && propertyType.GetInstanceConstructor(true, new Type[0]) != null)
{
containerProperty = (IDictionary <string, object>)Util.ActivatorCreateInstance(propertyType);
}
else if (propertyType.Equals(typeof(IDictionary <string, object>)))
{
// Default to Dictionary<,> for IDictionary<,> property
Type dictionaryType = typeof(Dictionary <,>).MakeGenericType(new Type[] { typeof(string), typeof(object) });
containerProperty = (IDictionary <string, object>)Util.ActivatorCreateInstance(dictionaryType);
}
else
{
// Not easy to figure out the implementing type
return(false);
}
propertyInfo.SetValue(instance, containerProperty);
return(true);
}
return(true);
}
internal static IEnumerable ProjectionSelect(ODataEntityMaterializer materializer, MaterializerEntry entry, Type expectedType, Type resultType, ProjectionPath path, Func <object, object, Type, object> selector)
{
ClientEdmModel model = ClientEdmModel.GetModel(materializer.ResponseInfo.MaxProtocolVersion);
ClientTypeAnnotation clientTypeAnnotation = entry.ActualType ?? model.GetClientTypeAnnotation(model.GetOrCreateEdmType(expectedType));
IEnumerable enumerable = (IEnumerable)Util.ActivatorCreateInstance(typeof(List <>).MakeGenericType(new Type[] { resultType }), new object[0]);
MaterializerNavigationLink link = null;
ClientPropertyAnnotation property = null;
for (int i = 0; i < path.Count; i++)
{
ProjectionPathSegment segment = path[i];
if (segment.SourceTypeAs != null)
{
clientTypeAnnotation = model.GetClientTypeAnnotation(model.GetOrCreateEdmType(segment.SourceTypeAs));
}
if (segment.Member != null)
{
string member = segment.Member;
property = clientTypeAnnotation.GetProperty(member, false);
link = GetPropertyOrThrow(entry.NavigationLinks, member, entry.Id);
if (link.Entry != null)
{
entry = link.Entry;
clientTypeAnnotation = model.GetClientTypeAnnotation(model.GetOrCreateEdmType(property.PropertyType));
}
}
}
ValidatePropertyMatch(property, link.Link);
MaterializerFeed feed = MaterializerFeed.GetFeed(link.Feed);
Action <object, object> addToCollectionDelegate = ODataMaterializer.GetAddToCollectionDelegate(enumerable.GetType());
foreach (ODataEntry entry2 in feed.Entries)
{
object obj2 = selector(materializer, entry2, property.EntityCollectionItemType);
addToCollectionDelegate(enumerable, obj2);
}
ProjectionPlan plan = new ProjectionPlan {
LastSegmentType = property.EntityCollectionItemType,
Plan = selector,
ProjectedType = resultType
};
materializer.FoundNextLinkForCollection(enumerable, feed.NextPageLink, plan);
return(enumerable);
}
protected static void MaterializeComplexTypeProperty(Type propertyType, ODataComplexValue complexValue, bool ignoreMissingProperties, System.Data.Services.Client.ResponseInfo responseInfo)
{
object instance = null;
if ((complexValue != null) && !complexValue.HasMaterializedValue())
{
ClientTypeAnnotation actualType = null;
if (WebUtil.IsWireTypeCollection(complexValue.TypeName))
{
actualType = responseInfo.TypeResolver.ResolveEdmTypeName(propertyType, complexValue.TypeName);
}
else
{
ClientEdmModel model = ClientEdmModel.GetModel(responseInfo.MaxProtocolVersion);
actualType = model.GetClientTypeAnnotation(model.GetOrCreateEdmType(propertyType));
}
instance = Util.ActivatorCreateInstance(propertyType, new object[0]);
MaterializeDataValues(actualType, complexValue.Properties, ignoreMissingProperties);
ApplyDataValues(actualType, complexValue.Properties, ignoreMissingProperties, responseInfo, instance);
complexValue.SetMaterializedValue(instance);
}
}
/// <summary>
/// Creates the specified edm type.
/// </summary>
/// <param name="edmTypeReference">Type of the edm.</param>
/// <param name="type">The type.</param>
/// <remarks>In the future this class will have Materialize and Update will be adding this in upcoming changes</remarks>
/// <returns>A created object</returns>
public virtual object CreateNewInstance(IEdmTypeReference edmTypeReference, Type type)
{
return(Util.ActivatorCreateInstance(type));
}
/// <summary>Materializes the specified <paramref name="entry"/> as dynamic property.</summary>
/// <param name="entry">Entry with object to materialize.</param>
/// <param name="link">Nested resource link as parsed.</param>
private void MaterializeDynamicProperty(MaterializerEntry entry, ODataNestedResourceInfo link)
{
Debug.Assert(entry != null, "entry != null");
Debug.Assert(entry.ResolvedObject != null, "entry.ResolvedObject != null -- otherwise not resolved/created!");
Debug.Assert(link != null, "link != null");
ClientEdmModel model = this.MaterializerContext.Model;
IDictionary <string, object> containerProperty;
// Stop if owning type is not an open type
// Or container property is not found
// Or key with matching name already exists in the dictionary
if (!ClientTypeUtil.IsInstanceOfOpenType(entry.ResolvedObject, model) ||
!ClientTypeUtil.TryGetContainerProperty(entry.ResolvedObject, out containerProperty) ||
containerProperty.ContainsKey(link.Name))
{
return;
}
MaterializerNavigationLink linkState = MaterializerNavigationLink.GetLink(link);
if (linkState == null || (linkState.Entry == null && linkState.Feed == null))
{
return;
}
// NOTE: ODL (and OData WebApi) support navigational property on complex types
// That support has not yet been implemented in OData client
// An entity or entity collection as a dynamic property currently doesn't work as expected
// due to the absence of a navigational property definition in the metadata
// to express the relationship between that entity and the parent entity - unless they're the same type!
// Only materialize a nested resource if its a complex or complex collection
if (linkState.Feed != null)
{
string collectionTypeName = linkState.Feed.TypeName; // TypeName represents a collection e.g. Collection(NS.Type)
string collectionItemTypeName = CommonUtil.GetCollectionItemTypeName(collectionTypeName, false);
// Highly unlikely, but the method return null if the typeName argument does not meet certain expectations
if (collectionItemTypeName == null)
{
return;
}
Type collectionItemType = ResolveClientTypeForDynamicProperty(collectionItemTypeName, entry.ResolvedObject);
if (collectionItemType != null && ClientTypeUtil.TypeIsComplex(collectionItemType, model))
{
Type collectionType = typeof(System.Collections.ObjectModel.Collection <>).MakeGenericType(new Type[] { collectionItemType });
IList collection = (IList)Util.ActivatorCreateInstance(collectionType);
IEnumerable <ODataResource> feedEntries = MaterializerFeed.GetFeed(linkState.Feed).Entries;
foreach (ODataResource feedEntry in feedEntries)
{
MaterializerEntry linkEntry = MaterializerEntry.GetEntry(feedEntry);
this.Materialize(linkEntry, collectionItemType, false /*includeLinks*/);
collection.Add(linkEntry.ResolvedObject);
}
containerProperty.Add(link.Name, collection);
}
}
else
{
MaterializerEntry linkEntry = linkState.Entry;
Type itemType = ResolveClientTypeForDynamicProperty(linkEntry.Entry.TypeName, entry.ResolvedObject);
if (itemType != null && ClientTypeUtil.TypeIsComplex(itemType, model))
{
this.Materialize(linkEntry, itemType, false /*includeLinks*/);
containerProperty.Add(link.Name, linkEntry.ResolvedObject);
}
}
}
public void CreateTypeWithConstructorArgsMismatch()
{
Action test = () => Util.ActivatorCreateInstance(typeof(AddressWithNoEmptyConstructor), "zipcode", "streetname");
test.ShouldThrow <MissingMethodException>().WithMessage("Constructor on type 'AstoriaUnitTests.Tests.UtilUnitTests+AddressWithNoEmptyConstructor' not found.");
}
public void CreateTypeWithNoEmptyConstructor()
{
Action test = () => Util.ActivatorCreateInstance(typeof(AddressWithNoEmptyConstructor));
test.ShouldThrow <MissingMethodException>().WithMessage("No parameterless constructor defined for this object.");
}
public void CreateEmptyConstructorType()
{
var result = Util.ActivatorCreateInstance(typeof(Address)) as Address;
Assert.NotNull(result);
}
internal static object ProjectionValueForPath(ODataEntityMaterializer materializer, MaterializerEntry entry, Type expectedType, ProjectionPath path)
{
if ((path.Count == 0) || ((path.Count == 1) && (path[0].Member == null)))
{
if (!entry.EntityHasBeenResolved)
{
materializer.Materialize(entry, expectedType, false);
}
return(entry.ResolvedObject);
}
object streamLink = null;
ODataNavigationLink link = null;
ODataProperty atomProperty = null;
ICollection <ODataNavigationLink> navigationLinks = entry.NavigationLinks;
IEnumerable <ODataProperty> properties = entry.Entry.Properties;
ClientEdmModel model = ClientEdmModel.GetModel(materializer.ResponseInfo.MaxProtocolVersion);
for (int i = 0; i < path.Count; i++)
{
Func <StreamDescriptor, bool> predicate = null;
Func <ODataNavigationLink, bool> func2 = null;
Func <ODataProperty, bool> func3 = null;
Func <ODataProperty, bool> func4 = null;
Func <ODataNavigationLink, bool> func5 = null;
string propertyName;
ProjectionPathSegment segment = path[i];
if (segment.Member != null)
{
bool flag = i == (path.Count - 1);
propertyName = segment.Member;
expectedType = segment.SourceTypeAs ?? expectedType;
ClientPropertyAnnotation property = model.GetClientTypeAnnotation(model.GetOrCreateEdmType(expectedType)).GetProperty(propertyName, false);
if (property.IsStreamLinkProperty)
{
if (predicate == null)
{
predicate = sd => sd.Name == propertyName;
}
StreamDescriptor descriptor = entry.EntityDescriptor.StreamDescriptors.Where <StreamDescriptor>(predicate).SingleOrDefault <StreamDescriptor>();
if (descriptor == null)
{
if (segment.SourceTypeAs == null)
{
throw new InvalidOperationException(System.Data.Services.Client.Strings.AtomMaterializer_PropertyMissing(propertyName, entry.Entry.Id));
}
return(WebUtil.GetDefaultValue <DataServiceStreamLink>());
}
streamLink = descriptor.StreamLink;
}
else
{
if (segment.SourceTypeAs != null)
{
if (func2 == null)
{
func2 = p => p.Name == propertyName;
}
if (!navigationLinks.Any <ODataNavigationLink>(func2))
{
if (func3 == null)
{
func3 = p => p.Name == propertyName;
}
if (!properties.Any <ODataProperty>(func3) && flag)
{
return(WebUtil.GetDefaultValue(property.PropertyType));
}
}
}
if (func4 == null)
{
func4 = p => p.Name == propertyName;
}
atomProperty = properties.Where <ODataProperty>(func4).FirstOrDefault <ODataProperty>();
if (func5 == null)
{
func5 = p => p.Name == propertyName;
}
link = ((atomProperty == null) && (navigationLinks != null)) ? navigationLinks.Where <ODataNavigationLink>(func5).FirstOrDefault <ODataNavigationLink>() : null;
if ((link == null) && (atomProperty == null))
{
throw new InvalidOperationException(System.Data.Services.Client.Strings.AtomMaterializer_PropertyMissing(propertyName, entry.Entry.Id));
}
if (link != null)
{
ValidatePropertyMatch(property, link);
MaterializerNavigationLink link2 = MaterializerNavigationLink.GetLink(link);
if (link2.Feed != null)
{
MaterializerFeed feed = MaterializerFeed.GetFeed(link2.Feed);
Type implementationType = ClientTypeUtil.GetImplementationType(segment.ProjectionType, typeof(ICollection <>));
if (implementationType == null)
{
implementationType = ClientTypeUtil.GetImplementationType(segment.ProjectionType, typeof(IEnumerable <>));
}
Type nestedExpectedType = implementationType.GetGenericArguments()[0];
Type projectionType = segment.ProjectionType;
if (projectionType.IsInterfaceEx() || ODataMaterializer.IsDataServiceCollection(projectionType))
{
projectionType = typeof(Collection <>).MakeGenericType(new Type[] { nestedExpectedType });
}
IEnumerable list = (IEnumerable)Util.ActivatorCreateInstance(projectionType, new object[0]);
MaterializeToList(materializer, list, nestedExpectedType, feed.Entries);
if (ODataMaterializer.IsDataServiceCollection(segment.ProjectionType))
{
list = (IEnumerable)Util.ActivatorCreateInstance(WebUtil.GetDataServiceCollectionOfT(new Type[] { nestedExpectedType }), new object[] { list, TrackingMode.None });
}
ProjectionPlan plan = CreatePlanForShallowMaterialization(nestedExpectedType);
materializer.FoundNextLinkForCollection(list, feed.Feed.NextPageLink, plan);
streamLink = list;
}
else if (link2.Entry != null)
{
MaterializerEntry entry2 = link2.Entry;
if (flag)
{
if ((entry2.Entry != null) && !entry2.EntityHasBeenResolved)
{
materializer.Materialize(entry2, property.PropertyType, false);
}
}
else
{
CheckEntryToAccessNotNull(entry2, propertyName);
}
properties = entry2.Properties;
navigationLinks = entry2.NavigationLinks;
streamLink = entry2.ResolvedObject;
entry = entry2;
}
}
else
{
if (atomProperty.Value is ODataStreamReferenceValue)
{
streamLink = null;
navigationLinks = ODataMaterializer.EmptyLinks;
properties = ODataMaterializer.EmptyProperties;
continue;
}
ValidatePropertyMatch(property, atomProperty);
if (ClientTypeUtil.TypeOrElementTypeIsEntity(property.PropertyType))
{
throw System.Data.Services.Client.Error.InvalidOperation(System.Data.Services.Client.Strings.AtomMaterializer_InvalidEntityType(property.EntityCollectionItemType ?? property.PropertyType));
}
if (property.IsPrimitiveOrComplexCollection)
{
object instance = streamLink ?? (entry.ResolvedObject ?? Util.ActivatorCreateInstance(expectedType, new object[0]));
ODataMaterializer.ApplyDataValue(model.GetClientTypeAnnotation(model.GetOrCreateEdmType(instance.GetType())), atomProperty, materializer.ResponseInfo.IgnoreMissingProperties, materializer.ResponseInfo, instance);
navigationLinks = ODataMaterializer.EmptyLinks;
properties = ODataMaterializer.EmptyProperties;
}
else if (atomProperty.Value is ODataComplexValue)
{
ODataComplexValue complexValue = atomProperty.Value as ODataComplexValue;
ODataMaterializer.MaterializeComplexTypeProperty(property.PropertyType, complexValue, materializer.ResponseInfo.IgnoreMissingProperties, materializer.ResponseInfo);
properties = complexValue.Properties;
navigationLinks = ODataMaterializer.EmptyLinks;
}
else
{
if ((atomProperty.Value == null) && !ClientTypeUtil.CanAssignNull(property.NullablePropertyType))
{
throw new InvalidOperationException(System.Data.Services.Client.Strings.AtomMaterializer_CannotAssignNull(atomProperty.Name, property.NullablePropertyType));
}
ODataMaterializer.MaterializePrimitiveDataValue(property.NullablePropertyType, atomProperty);
navigationLinks = ODataMaterializer.EmptyLinks;
properties = ODataMaterializer.EmptyProperties;
}
streamLink = atomProperty.GetMaterializedValue();
}
}
expectedType = property.PropertyType;
}
}
return(streamLink);
}
internal object CreateInstance()
{
return(Util.ActivatorCreateInstance(this.ElementType, new object[0]));
}
