/// <summary>
/// Cache the property and collection item enumerations needed in EPM mappings. We do this for syndication and custom
/// mappings.
/// </summary>
/// <param name="valueCache">The property value cache to use for caching.</param>
/// <param name="segments">The source path segments to cache.</param>
/// <param name="properties">The <see cref="ODataProperty"/> values to compute the segments against.</param>
private static void CacheEpmSourcePathSegments(EpmValueCache valueCache, List <EpmSourcePathSegment> segments, IEnumerable <ODataProperty> properties)
{
Debug.Assert(valueCache != null, "valueCache != null");
Debug.Assert(segments != null, "segments != null");
if (properties == null)
{
return;
}
foreach (EpmSourcePathSegment segment in segments)
{
if (segment.EpmInfo == null)
{
// No EPM info means that this is a complex value (cannot be mapped directly); cache it.
ODataComplexValue complexValue;
if (TryGetPropertyValue <ODataComplexValue>(properties, segment.PropertyName, out complexValue))
{
// Cache the properties of the complex property
IEnumerable <ODataProperty> subProperties = valueCache.CacheComplexValueProperties(complexValue);
CacheEpmSourcePathSegments(valueCache, segment.SubProperties, subProperties);
}
}
else
{
// Primitive collection item inside a complex value; nothing to do - we cached the property values already.
Debug.Assert(segment.SubProperties.Count == 0, "No sub-segments expected.");
}
}
}
internal static IEnumerable<ODataProperty> GetComplexValueProperties(EpmValueCache epmValueCache, ODataComplexValue complexValue, bool writingContent)
{
if (epmValueCache == null)
{
return complexValue.Properties;
}
return epmValueCache.GetComplexValueProperties(complexValue, writingContent);
}
internal static IEnumerable <ODataProperty> GetComplexValueProperties(EpmValueCache epmValueCache, ODataComplexValue complexValue, bool writingContent)
{
if (epmValueCache == null)
{
return(complexValue.Properties);
}
return(epmValueCache.GetComplexValueProperties(complexValue, writingContent));
}
/// <summary>
/// Writes a property with a complex value in ATOM format.
/// </summary>
/// <param name="complexValue">The complex value to write.</param>
/// <param name="propertyName">The name of the property being written.</param>
/// <param name="isTopLevel">true if writing a top-level property payload; otherwise false.</param>
/// <param name="isWritingCollection">true if we are writing a top-level collection instead of an entry.</param>
/// <param name="beforeValueAction">Action called before the complex value is written, if it's actually written.</param>
/// <param name="epmValueCache">Cache of values used in EPM so that we avoid multiple enumerations of properties/items. (can be null)</param>
/// <param name="propertyTypeReference">The type information for the property being written.</param>
/// <param name="isOpenPropertyType">true if the type name belongs to an open property.</param>
/// <param name="epmSourcePathSegment">The EPM source path segment which points to the property we're writing. (can be null)</param>
/// <param name="complexValueProjectedProperties">Set of projected properties, or null if all properties should be written.</param>
/// <returns>true if anything was written, false otherwise.</returns>
private bool WriteComplexValueProperty(
ODataComplexValue complexValue,
string propertyName,
bool isTopLevel,
bool isWritingCollection,
Action beforeValueAction,
EpmValueCache epmValueCache,
IEdmTypeReference propertyTypeReference,
bool isOpenPropertyType,
EpmSourcePathSegment epmSourcePathSegment,
ProjectedPropertiesAnnotation complexValueProjectedProperties)
{
// Complex properties are written recursively.
DuplicatePropertyNamesChecker complexValuePropertyNamesChecker = this.CreateDuplicatePropertyNamesChecker();
if (isTopLevel)
{
// Top-level property must always write the property element
Debug.Assert(complexValueProjectedProperties == null, "complexValueProjectedProperties == null");
this.WritePropertyStart(beforeValueAction, propertyName, isWritingCollection, /*isTopLevel*/ true);
this.AssertRecursionDepthIsZero();
this.WriteComplexValue(
complexValue,
propertyTypeReference,
isOpenPropertyType,
isWritingCollection,
null /* beforeValueAction */,
null /* afterValueAction */,
complexValuePropertyNamesChecker,
null /* collectionValidator */,
epmValueCache,
epmSourcePathSegment,
null /* projectedProperties */);
this.AssertRecursionDepthIsZero();
this.WritePropertyEnd();
return(true);
}
return(this.WriteComplexValue(
complexValue,
propertyTypeReference,
isOpenPropertyType,
isWritingCollection,
() => this.WritePropertyStart(beforeValueAction, propertyName, isWritingCollection, /*isTopLevel*/ false),
this.WritePropertyEnd,
complexValuePropertyNamesChecker,
null /* collectionValidator */,
epmValueCache,
epmSourcePathSegment,
complexValueProjectedProperties));
}
private static void CacheEpmSourcePathSegments(EpmValueCache valueCache, List <EpmSourcePathSegment> segments, IEnumerable <ODataProperty> properties)
{
if (properties != null)
{
foreach (EpmSourcePathSegment segment in segments)
{
ODataComplexValue value2;
if ((segment.EpmInfo == null) && TryGetPropertyValue <ODataComplexValue>(properties, segment.PropertyName, out value2))
{
IEnumerable <ODataProperty> enumerable = valueCache.CacheComplexValueProperties(value2);
CacheEpmSourcePathSegments(valueCache, segment.SubProperties, enumerable);
}
}
}
}
/// <summary>
/// Returns the properties for the specified complex value.
/// </summary>
/// <param name="epmValueCache">The EPM value cache to use (can be null).</param>
/// <param name="complexValue">The complex value to get the properties for.</param>
/// <param name="writingContent">If we're writing content of an entry or not.</param>
/// <returns>The properties enumeration for the complex value.</returns>
internal static IEnumerable<ODataProperty> GetComplexValueProperties(
EpmValueCache epmValueCache,
ODataComplexValue complexValue,
bool writingContent)
{
DebugUtils.CheckNoExternalCallers();
Debug.Assert(complexValue != null, "complexValue != null");
Debug.Assert(writingContent || epmValueCache != null, "If we're not writing content, then the EPM value cache must exist.");
if (epmValueCache == null)
{
return complexValue.Properties;
}
else
{
return epmValueCache.GetComplexValueProperties(complexValue, writingContent);
}
}
/// <summary>
/// Returns the properties for the specified complex value.
/// </summary>
/// <param name="epmValueCache">The EPM value cache to use (can be null).</param>
/// <param name="complexValue">The complex value to get the properties for.</param>
/// <param name="writingContent">If we're writing content of an entry or not.</param>
/// <returns>The properties enumeration for the complex value.</returns>
internal static IEnumerable <ODataProperty> GetComplexValueProperties(
EpmValueCache epmValueCache,
ODataComplexValue complexValue,
bool writingContent)
{
DebugUtils.CheckNoExternalCallers();
Debug.Assert(complexValue != null, "complexValue != null");
Debug.Assert(writingContent || epmValueCache != null, "If we're not writing content, then the EPM value cache must exist.");
if (epmValueCache == null)
{
return(complexValue.Properties);
}
else
{
return(epmValueCache.GetComplexValueProperties(complexValue, writingContent));
}
}
/// <summary>
/// Write the given collection of properties.
/// </summary>
/// <param name="owningType">The <see cref="IEdmStructuredType"/> of the entry (or null if not metadata is available).</param>
/// <param name="cachedProperties">Collection of cached properties for the entry.</param>
/// <param name="isWritingCollection">true if we are writing a top level collection instead of an entry.</param>
/// <param name="beforePropertiesAction">Action which is called before the properties are written, if there are any property.</param>
/// <param name="afterPropertiesAction">Action which is called after the properties are written, if there are any property.</param>
/// <param name="duplicatePropertyNamesChecker">The checker instance for duplicate property names.</param>
/// <param name="epmValueCache">Cache of values used in EPM so that we avoid multiple enumerations of properties/items. (can be null)</param>
/// <param name="epmSourcePathSegment">The EPM source path segment which points to the property which sub-properites we're writing. (can be null)</param>
/// <param name="projectedProperties">Set of projected properties, or null if all properties should be written.</param>
/// <returns>true if anything was written, false otherwise.</returns>
internal bool WriteProperties(
IEdmStructuredType owningType,
IEnumerable <ODataProperty> cachedProperties,
bool isWritingCollection,
Action beforePropertiesAction,
Action afterPropertiesAction,
DuplicatePropertyNamesChecker duplicatePropertyNamesChecker,
EpmValueCache epmValueCache,
EpmSourcePathSegment epmSourcePathSegment,
ProjectedPropertiesAnnotation projectedProperties)
{
DebugUtils.CheckNoExternalCallers();
if (cachedProperties == null)
{
return(false);
}
bool propertyWritten = false;
foreach (ODataProperty property in cachedProperties)
{
propertyWritten |= this.WriteProperty(
property,
owningType,
/*isTopLevel*/ false,
isWritingCollection,
propertyWritten ? null : beforePropertiesAction,
epmValueCache,
epmSourcePathSegment,
duplicatePropertyNamesChecker,
projectedProperties);
}
if (afterPropertiesAction != null && propertyWritten)
{
afterPropertiesAction();
}
return(propertyWritten);
}
/// <summary>
/// Reads a property value starting on a complex value.
/// </summary>
/// <param name="epmInfo">The EPM info which describes the mapping for which to read the property value.</param>
/// <param name="complexValue">The complex value to start with.</param>
/// <param name="epmValueCache">The EPM value cache to use.</param>
/// <param name="sourceSegmentIndex">The index in the property value path to start with.</param>
/// <param name="complexType">The type of the complex value.</param>
/// <returns>The value of the property (may be null), or null if the property itself was not found due to one of its parent properties being null.</returns>
private object ReadComplexPropertyValue(
EntityPropertyMappingInfo epmInfo,
ODataComplexValue complexValue,
EpmValueCache epmValueCache,
int sourceSegmentIndex,
IEdmComplexTypeReference complexType)
{
Debug.Assert(epmInfo != null, "epmInfo != null");
Debug.Assert(epmInfo.PropertyValuePath != null, "The PropertyValuePath should have been initialized by now.");
Debug.Assert(epmInfo.PropertyValuePath.Length > sourceSegmentIndex, "The PropertyValuePath must be at least as long as the source segment index.");
Debug.Assert(epmValueCache != null, "epmValueCache != null");
Debug.Assert(sourceSegmentIndex >= 0, "sourceSegmentIndex >= 0");
Debug.Assert(complexType != null, "complexType != null");
Debug.Assert(complexValue != null, "complexValue != null");
return(this.ReadPropertyValue(
epmInfo,
EpmValueCache.GetComplexValueProperties(epmValueCache, complexValue, false),
sourceSegmentIndex,
complexType,
epmValueCache));
}
internal bool WriteComplexValue(
ODataComplexValue complexValue,
IEdmTypeReference metadataTypeReference,
bool isOpenPropertyType,
bool isWritingCollection,
Action beforeValueAction,
Action afterValueAction,
DuplicatePropertyNamesChecker duplicatePropertyNamesChecker,
CollectionWithoutExpectedTypeValidator collectionValidator,
EpmValueCache epmValueCache,
EpmSourcePathSegment epmSourcePathSegment,
ProjectedPropertiesAnnotation projectedProperties)
{
DebugUtils.CheckNoExternalCallers();
Debug.Assert(complexValue != null, "complexValue != null");
string typeName = complexValue.TypeName;
if (collectionValidator != null)
{
collectionValidator.ValidateCollectionItem(typeName, EdmTypeKind.Complex);
}
this.IncreaseRecursionDepth();
// resolve the type name to the type; if no type name is specified we will use the
// type inferred from metadata
IEdmComplexTypeReference complexTypeReference =
WriterValidationUtils.ResolveTypeNameForWriting(this.Model, metadataTypeReference, ref typeName, EdmTypeKind.Complex, isOpenPropertyType).AsComplexOrNull();
// If the type is the same as the one specified by the parent collection, omit the type name, since it's not needed.
if (typeName != null && collectionValidator != null)
{
string expectedItemTypeName = collectionValidator.ItemTypeNameFromCollection;
if (string.CompareOrdinal(expectedItemTypeName, typeName) == 0)
{
typeName = null;
}
}
SerializationTypeNameAnnotation serializationTypeNameAnnotation = complexValue.GetAnnotation<SerializationTypeNameAnnotation>();
if (serializationTypeNameAnnotation != null)
{
typeName = serializationTypeNameAnnotation.TypeName;
}
Action beforeValueCallbackWithTypeName = beforeValueAction;
if (typeName != null)
{
// The beforeValueAction (if specified) will write the actual property element start.
// So if we are to write the type attribute, we must postpone that after the start element was written.
// And so we chain the existing action with our type attribute writing and use that
// as the before action instead.
if (beforeValueAction != null)
{
beforeValueCallbackWithTypeName = () =>
{
beforeValueAction();
this.WritePropertyTypeAttribute(typeName);
};
}
else
{
this.WritePropertyTypeAttribute(typeName);
}
}
// NOTE: see the comments on ODataWriterBehavior.UseV1ProviderBehavior for more information
// NOTE: We have to check for ProjectedPropertiesAnnotation.Empty here to avoid filling the cache for
// complex values we are writing only to ensure we don't have nested EPM-mapped null values
// that will end up in the content eventually.
if (this.MessageWriterSettings.WriterBehavior != null &&
this.MessageWriterSettings.WriterBehavior.UseV1ProviderBehavior &&
!object.ReferenceEquals(projectedProperties, ProjectedPropertiesAnnotation.EmptyProjectedPropertiesMarker))
{
IEdmComplexType complexType = (IEdmComplexType)complexTypeReference.Definition;
CachedPrimitiveKeepInContentAnnotation keepInContentCache = this.Model.EpmCachedKeepPrimitiveInContent(complexType);
if (keepInContentCache == null)
{
// we are about to write the first value of the given type; compute the keep-in-content information for the primitive properties of this type.
List<string> keepInContentPrimitiveProperties = null;
// initialize the cache with all primitive properties
foreach (IEdmProperty edmProperty in complexType.Properties().Where(p => p.Type.IsODataPrimitiveTypeKind()))
{
// figure out the keep-in-content value
EntityPropertyMappingAttribute entityPropertyMapping = EpmWriterUtils.GetEntityPropertyMapping(epmSourcePathSegment, edmProperty.Name);
if (entityPropertyMapping != null && entityPropertyMapping.KeepInContent)
{
if (keepInContentPrimitiveProperties == null)
{
keepInContentPrimitiveProperties = new List<string>();
}
keepInContentPrimitiveProperties.Add(edmProperty.Name);
}
}
this.Model.SetAnnotationValue<CachedPrimitiveKeepInContentAnnotation>(complexType, new CachedPrimitiveKeepInContentAnnotation(keepInContentPrimitiveProperties));
}
}
bool propertyWritten = this.WriteProperties(
complexTypeReference == null ? null : complexTypeReference.ComplexDefinition(),
EpmValueCache.GetComplexValueProperties(epmValueCache, complexValue, true),
isWritingCollection,
beforeValueCallbackWithTypeName,
afterValueAction,
duplicatePropertyNamesChecker,
epmValueCache,
epmSourcePathSegment,
projectedProperties);
this.DecreaseRecursionDepth();
return propertyWritten;
}
/// <summary>
/// Writes a single property in ATOM format.
/// </summary>
/// <param name="property">The property to write out.</param>
/// <param name="owningType">The type owning the property (or null if no metadata is available).</param>
/// <param name="isTopLevel">true if writing a top-level property payload; otherwise false.</param>
/// <param name="isWritingCollection">true if we are writing a collection instead of an entry.</param>
/// <param name="beforePropertyAction">Action which is called before the property is written, if it's going to be written.</param>
/// <param name="epmValueCache">Cache of values used in EPM so that we avoid multiple enumerations of properties/items. (can be null)</param>
/// <param name="epmParentSourcePathSegment">The EPM source path segment which points to the property which sub-property we're writing. (can be null)</param>
/// <param name="duplicatePropertyNamesChecker">The checker instance for duplicate property names.</param>
/// <param name="projectedProperties">Set of projected properties, or null if all properties should be written.</param>
/// <returns>true if the property was actually written, false otherwise.</returns>
private bool WriteProperty(
ODataProperty property,
IEdmStructuredType owningType,
bool isTopLevel,
bool isWritingCollection,
Action beforePropertyAction,
EpmValueCache epmValueCache,
EpmSourcePathSegment epmParentSourcePathSegment,
DuplicatePropertyNamesChecker duplicatePropertyNamesChecker,
ProjectedPropertiesAnnotation projectedProperties)
{
DebugUtils.CheckNoExternalCallers();
WriterValidationUtils.ValidatePropertyNotNull(property);
object value = property.Value;
string propertyName = property.Name;
EpmSourcePathSegment epmSourcePathSegment = EpmWriterUtils.GetPropertySourcePathSegment(epmParentSourcePathSegment, propertyName);
//// TODO: If we implement type conversions the value needs to be converted here
//// since the next method call needs to know if the value is a string or not in some cases.
ODataComplexValue complexValue = value as ODataComplexValue;
ProjectedPropertiesAnnotation complexValueProjectedProperties = null;
if (!this.ShouldWritePropertyInContent(owningType, projectedProperties, propertyName, value, epmSourcePathSegment))
{
// If ShouldWritePropertyInContent returns false for a comlex value we have to continue
// writing the property but set the projectedProperties to an empty array. The reason for this
// is that we might find EPM on a nested property that has a null value and thus must be written
// in content (in which case the parent property also has to be written).
// This only applies if we have EPM information for the property.
if (epmSourcePathSegment != null && complexValue != null)
{
Debug.Assert(!projectedProperties.IsPropertyProjected(propertyName), "ShouldWritePropertyInContent must not return false for a projected complex property.");
complexValueProjectedProperties = ProjectedPropertiesAnnotation.EmptyProjectedPropertiesMarker;
}
else
{
return false;
}
}
WriterValidationUtils.ValidateProperty(property);
duplicatePropertyNamesChecker.CheckForDuplicatePropertyNames(property);
IEdmProperty edmProperty = WriterValidationUtils.ValidatePropertyDefined(propertyName, owningType);
if (value is ODataStreamReferenceValue)
{
throw new ODataException(o.Strings.ODataWriter_StreamPropertiesMustBePropertiesOfODataEntry(propertyName));
}
// If the property is of Geography or Geometry type or the value is of Geography or Geometry type
// make sure to check that the version is 3.0 or above.
if ((edmProperty != null && edmProperty.Type.IsSpatial()) ||
(edmProperty == null && value is System.Spatial.ISpatial))
{
ODataVersionChecker.CheckSpatialValue(this.Version);
}
// Null property value.
if (value == null)
{
this.WriteNullPropertyValue(edmProperty, propertyName, isTopLevel, isWritingCollection, beforePropertyAction);
return true;
}
bool isOpenPropertyType = owningType != null && owningType.IsOpen && edmProperty == null;
if (isOpenPropertyType)
{
ValidationUtils.ValidateOpenPropertyValue(propertyName, value);
}
IEdmTypeReference propertyTypeReference = edmProperty == null ? null : edmProperty.Type;
if (complexValue != null)
{
// Complex properties are written recursively.
DuplicatePropertyNamesChecker complexValuePropertyNamesChecker = this.CreateDuplicatePropertyNamesChecker();
if (isTopLevel)
{
// Top-level property must always write the property element
Debug.Assert(complexValueProjectedProperties == null, "complexValueProjectedProperties == null");
this.WritePropertyStart(beforePropertyAction, propertyName, isWritingCollection, isTopLevel);
this.AssertRecursionDepthIsZero();
this.WriteComplexValue(
complexValue,
propertyTypeReference,
isOpenPropertyType,
isWritingCollection,
null /* beforeValueAction */,
null /* afterValueAction */,
complexValuePropertyNamesChecker,
null /* collectionValidator */,
epmValueCache,
epmSourcePathSegment,
null /* projectedProperties */);
this.AssertRecursionDepthIsZero();
this.WritePropertyEnd();
return true;
}
return this.WriteComplexValue(
complexValue,
propertyTypeReference,
isOpenPropertyType,
isWritingCollection,
() => this.WritePropertyStart(beforePropertyAction, propertyName, isWritingCollection, isTopLevel),
() => this.WritePropertyEnd(),
complexValuePropertyNamesChecker,
null /* collectionValidator */,
epmValueCache,
epmSourcePathSegment,
complexValueProjectedProperties);
}
ODataCollectionValue collectionValue = value as ODataCollectionValue;
if (collectionValue != null)
{
ODataVersionChecker.CheckCollectionValueProperties(this.Version, propertyName);
this.WritePropertyStart(beforePropertyAction, propertyName, isWritingCollection, isTopLevel);
this.WriteCollectionValue(
collectionValue,
propertyTypeReference,
isOpenPropertyType,
isWritingCollection);
this.WritePropertyEnd();
return true;
}
this.WritePropertyStart(beforePropertyAction, propertyName, isWritingCollection, isTopLevel);
this.WritePrimitiveValue(value, /*collectionValidator*/ null, propertyTypeReference);
this.WritePropertyEnd();
return true;
}
private bool WriteProperty(ODataProperty property, IEdmStructuredType owningType, bool isTopLevel, bool isWritingCollection, Action beforePropertyAction, EpmValueCache epmValueCache, EpmSourcePathSegment epmParentSourcePathSegment, DuplicatePropertyNamesChecker duplicatePropertyNamesChecker, ProjectedPropertiesAnnotation projectedProperties)
{
Action beforeValueAction = null;
Action afterValueAction = null;
WriterValidationUtils.ValidatePropertyNotNull(property);
object propertyValue = property.Value;
string propertyName = property.Name;
EpmSourcePathSegment propertySourcePathSegment = EpmWriterUtils.GetPropertySourcePathSegment(epmParentSourcePathSegment, propertyName);
ODataComplexValue complexValue = propertyValue as ODataComplexValue;
ProjectedPropertiesAnnotation emptyProjectedPropertiesMarker = null;
if (!this.ShouldWritePropertyInContent(owningType, projectedProperties, propertyName, propertyValue, propertySourcePathSegment))
{
if ((propertySourcePathSegment == null) || (complexValue == null))
{
return(false);
}
emptyProjectedPropertiesMarker = ProjectedPropertiesAnnotation.EmptyProjectedPropertiesMarker;
}
WriterValidationUtils.ValidateProperty(property);
duplicatePropertyNamesChecker.CheckForDuplicatePropertyNames(property);
IEdmProperty edmProperty = WriterValidationUtils.ValidatePropertyDefined(propertyName, owningType);
if (propertyValue is ODataStreamReferenceValue)
{
throw new ODataException(Microsoft.Data.OData.Strings.ODataWriter_StreamPropertiesMustBePropertiesOfODataEntry(propertyName));
}
if (((edmProperty != null) && edmProperty.Type.IsSpatial()) || ((edmProperty == null) && (propertyValue is ISpatial)))
{
ODataVersionChecker.CheckSpatialValue(base.Version);
}
if (propertyValue == null)
{
this.WriteNullPropertyValue(edmProperty, propertyName, isTopLevel, isWritingCollection, beforePropertyAction);
return(true);
}
bool isOpenPropertyType = ((owningType != null) && owningType.IsOpen) && (edmProperty == null);
if (isOpenPropertyType)
{
ValidationUtils.ValidateOpenPropertyValue(propertyName, propertyValue);
}
IEdmTypeReference metadataTypeReference = (edmProperty == null) ? null : edmProperty.Type;
if (complexValue != null)
{
DuplicatePropertyNamesChecker checker = base.CreateDuplicatePropertyNamesChecker();
if (isTopLevel)
{
this.WritePropertyStart(beforePropertyAction, propertyName, isWritingCollection, isTopLevel);
this.WriteComplexValue(complexValue, metadataTypeReference, isOpenPropertyType, isWritingCollection, null, null, checker, null, epmValueCache, propertySourcePathSegment, null);
this.WritePropertyEnd();
return(true);
}
if (beforeValueAction == null)
{
beforeValueAction = delegate {
this.WritePropertyStart(beforePropertyAction, propertyName, isWritingCollection, isTopLevel);
};
}
if (afterValueAction == null)
{
afterValueAction = delegate {
this.WritePropertyEnd();
};
}
return(this.WriteComplexValue(complexValue, metadataTypeReference, isOpenPropertyType, isWritingCollection, beforeValueAction, afterValueAction, checker, null, epmValueCache, propertySourcePathSegment, emptyProjectedPropertiesMarker));
}
ODataCollectionValue collectionValue = propertyValue as ODataCollectionValue;
if (collectionValue != null)
{
ODataVersionChecker.CheckCollectionValueProperties(base.Version, propertyName);
this.WritePropertyStart(beforePropertyAction, propertyName, isWritingCollection, isTopLevel);
this.WriteCollectionValue(collectionValue, metadataTypeReference, isOpenPropertyType, isWritingCollection);
this.WritePropertyEnd();
return(true);
}
this.WritePropertyStart(beforePropertyAction, propertyName, isWritingCollection, isTopLevel);
this.WritePrimitiveValue(propertyValue, null, metadataTypeReference);
this.WritePropertyEnd();
return(true);
}
internal bool WriteProperties(IEdmStructuredType owningType, IEnumerable <ODataProperty> cachedProperties, bool isWritingCollection, Action beforePropertiesAction, Action afterPropertiesAction, DuplicatePropertyNamesChecker duplicatePropertyNamesChecker, EpmValueCache epmValueCache, EpmSourcePathSegment epmSourcePathSegment, ProjectedPropertiesAnnotation projectedProperties)
{
if (cachedProperties == null)
{
return(false);
}
bool flag = false;
foreach (ODataProperty property in cachedProperties)
{
flag |= this.WriteProperty(property, owningType, false, isWritingCollection, flag ? null : beforePropertiesAction, epmValueCache, epmSourcePathSegment, duplicatePropertyNamesChecker, projectedProperties);
}
if ((afterPropertiesAction != null) && flag)
{
afterPropertiesAction();
}
return(flag);
}
internal bool WriteComplexValue(ODataComplexValue complexValue, IEdmTypeReference metadataTypeReference, bool isOpenPropertyType, bool isWritingCollection, Action beforeValueAction, Action afterValueAction, DuplicatePropertyNamesChecker duplicatePropertyNamesChecker, CollectionWithoutExpectedTypeValidator collectionValidator, EpmValueCache epmValueCache, EpmSourcePathSegment epmSourcePathSegment, ProjectedPropertiesAnnotation projectedProperties)
{
Action action2 = null;
string typeName = complexValue.TypeName;
if (collectionValidator != null)
{
collectionValidator.ValidateCollectionItem(typeName, EdmTypeKind.Complex);
}
this.IncreaseRecursionDepth();
IEdmComplexTypeReference reference = WriterValidationUtils.ResolveTypeNameForWriting(base.Model, metadataTypeReference, ref typeName, EdmTypeKind.Complex, isOpenPropertyType).AsComplexOrNull();
if (((typeName != null) && (collectionValidator != null)) && (string.CompareOrdinal(collectionValidator.ItemTypeNameFromCollection, typeName) == 0))
{
typeName = null;
}
SerializationTypeNameAnnotation annotation = complexValue.GetAnnotation <SerializationTypeNameAnnotation>();
if (annotation != null)
{
typeName = annotation.TypeName;
}
Action beforePropertiesAction = beforeValueAction;
if (typeName != null)
{
if (beforeValueAction != null)
{
if (action2 == null)
{
action2 = delegate {
beforeValueAction();
this.WritePropertyTypeAttribute(typeName);
};
}
beforePropertiesAction = action2;
}
else
{
this.WritePropertyTypeAttribute(typeName);
}
}
if (((base.MessageWriterSettings.WriterBehavior != null) && base.MessageWriterSettings.WriterBehavior.UseV1ProviderBehavior) && !object.ReferenceEquals(projectedProperties, ProjectedPropertiesAnnotation.EmptyProjectedPropertiesMarker))
{
IEdmComplexType definition = (IEdmComplexType)reference.Definition;
if (base.Model.EpmCachedKeepPrimitiveInContent(definition) == null)
{
List <string> keptInContentPropertyNames = null;
foreach (IEdmProperty property in from p in definition.Properties()
where p.Type.IsODataPrimitiveTypeKind()
select p)
{
EntityPropertyMappingAttribute entityPropertyMapping = EpmWriterUtils.GetEntityPropertyMapping(epmSourcePathSegment, property.Name);
if ((entityPropertyMapping != null) && entityPropertyMapping.KeepInContent)
{
if (keptInContentPropertyNames == null)
{
keptInContentPropertyNames = new List <string>();
}
keptInContentPropertyNames.Add(property.Name);
}
}
base.Model.SetAnnotationValue <CachedPrimitiveKeepInContentAnnotation>(definition, new CachedPrimitiveKeepInContentAnnotation(keptInContentPropertyNames));
}
}
bool flag = this.WriteProperties((reference == null) ? null : reference.ComplexDefinition(), EpmValueCache.GetComplexValueProperties(epmValueCache, complexValue, true), isWritingCollection, beforePropertiesAction, afterValueAction, duplicatePropertyNamesChecker, epmValueCache, epmSourcePathSegment, projectedProperties);
this.DecreaseRecursionDepth();
return(flag);
}
private bool WriteProperty(ODataProperty property, IEdmStructuredType owningType, bool isTopLevel, bool isWritingCollection, Action beforePropertyAction, EpmValueCache epmValueCache, EpmSourcePathSegment epmParentSourcePathSegment, DuplicatePropertyNamesChecker duplicatePropertyNamesChecker, ProjectedPropertiesAnnotation projectedProperties)
{
Action beforeValueAction = null;
Action afterValueAction = null;
WriterValidationUtils.ValidatePropertyNotNull(property);
object propertyValue = property.Value;
string propertyName = property.Name;
EpmSourcePathSegment propertySourcePathSegment = EpmWriterUtils.GetPropertySourcePathSegment(epmParentSourcePathSegment, propertyName);
ODataComplexValue complexValue = propertyValue as ODataComplexValue;
ProjectedPropertiesAnnotation emptyProjectedPropertiesMarker = null;
if (!this.ShouldWritePropertyInContent(owningType, projectedProperties, propertyName, propertyValue, propertySourcePathSegment))
{
if ((propertySourcePathSegment == null) || (complexValue == null))
{
return false;
}
emptyProjectedPropertiesMarker = ProjectedPropertiesAnnotation.EmptyProjectedPropertiesMarker;
}
WriterValidationUtils.ValidateProperty(property);
duplicatePropertyNamesChecker.CheckForDuplicatePropertyNames(property);
IEdmProperty edmProperty = WriterValidationUtils.ValidatePropertyDefined(propertyName, owningType);
if (propertyValue is ODataStreamReferenceValue)
{
throw new ODataException(Microsoft.Data.OData.Strings.ODataWriter_StreamPropertiesMustBePropertiesOfODataEntry(propertyName));
}
if (((edmProperty != null) && edmProperty.Type.IsSpatial()) || ((edmProperty == null) && (propertyValue is ISpatial)))
{
ODataVersionChecker.CheckSpatialValue(base.Version);
}
if (propertyValue == null)
{
this.WriteNullPropertyValue(edmProperty, propertyName, isTopLevel, isWritingCollection, beforePropertyAction);
return true;
}
bool isOpenPropertyType = ((owningType != null) && owningType.IsOpen) && (edmProperty == null);
if (isOpenPropertyType)
{
ValidationUtils.ValidateOpenPropertyValue(propertyName, propertyValue);
}
IEdmTypeReference metadataTypeReference = (edmProperty == null) ? null : edmProperty.Type;
if (complexValue != null)
{
DuplicatePropertyNamesChecker checker = base.CreateDuplicatePropertyNamesChecker();
if (isTopLevel)
{
this.WritePropertyStart(beforePropertyAction, propertyName, isWritingCollection, isTopLevel);
this.WriteComplexValue(complexValue, metadataTypeReference, isOpenPropertyType, isWritingCollection, null, null, checker, null, epmValueCache, propertySourcePathSegment, null);
this.WritePropertyEnd();
return true;
}
if (beforeValueAction == null)
{
beforeValueAction = delegate {
this.WritePropertyStart(beforePropertyAction, propertyName, isWritingCollection, isTopLevel);
};
}
if (afterValueAction == null)
{
afterValueAction = delegate {
this.WritePropertyEnd();
};
}
return this.WriteComplexValue(complexValue, metadataTypeReference, isOpenPropertyType, isWritingCollection, beforeValueAction, afterValueAction, checker, null, epmValueCache, propertySourcePathSegment, emptyProjectedPropertiesMarker);
}
ODataCollectionValue collectionValue = propertyValue as ODataCollectionValue;
if (collectionValue != null)
{
ODataVersionChecker.CheckCollectionValueProperties(base.Version, propertyName);
this.WritePropertyStart(beforePropertyAction, propertyName, isWritingCollection, isTopLevel);
this.WriteCollectionValue(collectionValue, metadataTypeReference, isOpenPropertyType, isWritingCollection);
this.WritePropertyEnd();
return true;
}
this.WritePropertyStart(beforePropertyAction, propertyName, isWritingCollection, isTopLevel);
this.WritePrimitiveValue(propertyValue, null, metadataTypeReference);
this.WritePropertyEnd();
return true;
}
/// <summary>
/// Writes a single property in ATOM format.
/// </summary>
/// <param name="property">The property to write out.</param>
/// <param name="owningType">The owning type for the <paramref name="property"/> or null if no metadata is available.</param>
/// <param name="isTopLevel">true if writing a top-level property payload; otherwise false.</param>
/// <param name="isWritingCollection">true if we are writing a top-level collection instead of an entry.</param>
/// <param name="beforePropertyAction">Action which is called before the property is written, if it's going to be written.</param>
/// <param name="epmValueCache">Cache of values used in EPM so that we avoid multiple enumerations of properties/items. (can be null)</param>
/// <param name="epmParentSourcePathSegment">The EPM source path segment which points to the property which sub-property we're writing. (can be null)</param>
/// <param name="duplicatePropertyNamesChecker">The checker instance for duplicate property names.</param>
/// <param name="projectedProperties">Set of projected properties, or null if all properties should be written.</param>
/// <returns>true if the property was actually written, false otherwise.</returns>
private bool WriteProperty(
ODataProperty property,
IEdmStructuredType owningType,
bool isTopLevel,
bool isWritingCollection,
Action beforePropertyAction,
EpmValueCache epmValueCache,
EpmSourcePathSegment epmParentSourcePathSegment,
DuplicatePropertyNamesChecker duplicatePropertyNamesChecker,
ProjectedPropertiesAnnotation projectedProperties)
{
DebugUtils.CheckNoExternalCallers();
WriterValidationUtils.ValidatePropertyNotNull(property);
object value = property.Value;
string propertyName = property.Name;
EpmSourcePathSegment epmSourcePathSegment = EpmWriterUtils.GetPropertySourcePathSegment(epmParentSourcePathSegment, propertyName);
//// TODO: If we implement type conversions the value needs to be converted here
//// since the next method call needs to know if the value is a string or not in some cases.
ODataComplexValue complexValue = value as ODataComplexValue;
ProjectedPropertiesAnnotation complexValueProjectedProperties = null;
if (!this.ShouldWritePropertyInContent(owningType, projectedProperties, propertyName, value, epmSourcePathSegment))
{
// If ShouldWritePropertyInContent returns false for a comlex value we have to continue
// writing the property but set the projectedProperties to an empty array. The reason for this
// is that we might find EPM on a nested property that has a null value and thus must be written
// in content (in which case the parent property also has to be written).
// This only applies if we have EPM information for the property.
if (epmSourcePathSegment != null && complexValue != null)
{
Debug.Assert(!projectedProperties.IsPropertyProjected(propertyName), "ShouldWritePropertyInContent must not return false for a projected complex property.");
complexValueProjectedProperties = ProjectedPropertiesAnnotation.EmptyProjectedPropertiesInstance;
}
else
{
return(false);
}
}
WriterValidationUtils.ValidatePropertyName(propertyName);
duplicatePropertyNamesChecker.CheckForDuplicatePropertyNames(property);
IEdmProperty edmProperty = WriterValidationUtils.ValidatePropertyDefined(propertyName, owningType, this.MessageWriterSettings.UndeclaredPropertyBehaviorKinds);
IEdmTypeReference propertyTypeReference = edmProperty == null ? null : edmProperty.Type;
if (value is ODataStreamReferenceValue)
{
throw new ODataException(ODataErrorStrings.ODataWriter_StreamPropertiesMustBePropertiesOfODataEntry(propertyName));
}
// If the property is of Geography or Geometry type or the value is of Geography or Geometry type
// make sure to check that the version is 3.0 or above.
if ((propertyTypeReference != null && propertyTypeReference.IsSpatial()) ||
(propertyTypeReference == null && value is System.Spatial.ISpatial))
{
ODataVersionChecker.CheckSpatialValue(this.Version);
}
// Null property value.
if (value == null)
{
this.WriteNullPropertyValue(propertyTypeReference, propertyName, isTopLevel, isWritingCollection, beforePropertyAction);
return(true);
}
bool isOpenPropertyType = owningType != null && owningType.IsOpen && propertyTypeReference == null;
if (isOpenPropertyType)
{
ValidationUtils.ValidateOpenPropertyValue(propertyName, value, this.MessageWriterSettings.UndeclaredPropertyBehaviorKinds);
}
if (complexValue != null)
{
return(this.WriteComplexValueProperty(
complexValue,
propertyName,
isTopLevel,
isWritingCollection,
beforePropertyAction,
epmValueCache,
propertyTypeReference,
isOpenPropertyType,
epmSourcePathSegment,
complexValueProjectedProperties));
}
ODataCollectionValue collectionValue = value as ODataCollectionValue;
if (collectionValue != null)
{
this.WriteCollectionValueProperty(
collectionValue,
propertyName,
isTopLevel,
isWritingCollection,
beforePropertyAction,
propertyTypeReference,
isOpenPropertyType);
return(true);
}
// If the value isn't one of the value types tested for already, it must be a non-null primitive.
this.WritePropertyStart(beforePropertyAction, propertyName, isWritingCollection, isTopLevel);
SerializationTypeNameAnnotation serializationTypeNameAnnotation = property.ODataValue.GetAnnotation <SerializationTypeNameAnnotation>();
this.WritePrimitiveValue(value, /*collectionValidator*/ null, propertyTypeReference, serializationTypeNameAnnotation);
this.WritePropertyEnd();
return(true);
}
private object ReadPropertyValue(EntityPropertyMappingInfo epmInfo, IEnumerable <ODataProperty> cachedProperties, int sourceSegmentIndex, IEdmStructuredTypeReference structuredTypeReference, EpmValueCache epmValueCache)
{
EpmSourcePathSegment segment = epmInfo.PropertyValuePath[sourceSegmentIndex];
string propertyName = segment.PropertyName;
bool flag = epmInfo.PropertyValuePath.Length == (sourceSegmentIndex + 1);
IEdmStructuredType owningStructuredType = structuredTypeReference.StructuredDefinition();
IEdmProperty expectedProperty = WriterValidationUtils.ValidatePropertyDefined(propertyName, owningStructuredType);
if (expectedProperty != null)
{
if (flag)
{
if (!expectedProperty.Type.IsODataPrimitiveTypeKind() && !expectedProperty.Type.IsNonEntityODataCollectionTypeKind())
{
throw new ODataException(Microsoft.Data.OData.Strings.EpmSourceTree_EndsWithNonPrimitiveType(propertyName));
}
}
else if (expectedProperty.Type.TypeKind() != EdmTypeKind.Complex)
{
throw new ODataException(Microsoft.Data.OData.Strings.EpmSourceTree_TraversalOfNonComplexType(propertyName));
}
}
ODataProperty property2 = (cachedProperties == null) ? null : cachedProperties.FirstOrDefault <ODataProperty>(p => (p.Name == propertyName));
if (property2 == null)
{
throw new ODataException(Microsoft.Data.OData.Strings.EpmSourceTree_MissingPropertyOnInstance(propertyName, structuredTypeReference.ODataFullName()));
}
object obj2 = property2.Value;
ODataComplexValue complexValue = obj2 as ODataComplexValue;
if (flag)
{
if (obj2 == null)
{
WriterValidationUtils.ValidateNullPropertyValue(expectedProperty, this.WriterBehavior, this.atomOutputContext.Model);
return(obj2);
}
if (complexValue != null)
{
throw new ODataException(Microsoft.Data.OData.Strings.EpmSourceTree_EndsWithNonPrimitiveType(propertyName));
}
ODataCollectionValue value3 = obj2 as ODataCollectionValue;
if (value3 != null)
{
string str = value3.TypeName;
WriterValidationUtils.ResolveTypeNameForWriting(this.atomOutputContext.Model, (expectedProperty == null) ? null : expectedProperty.Type, ref str, EdmTypeKind.Collection, expectedProperty == null);
return(obj2);
}
if (obj2 is ODataStreamReferenceValue)
{
throw new ODataException(Microsoft.Data.OData.Strings.ODataWriter_StreamPropertiesMustBePropertiesOfODataEntry(propertyName));
}
if (obj2 is ISpatial)
{
throw new ODataException(Microsoft.Data.OData.Strings.EpmSourceTree_OpenPropertySpatialTypeCannotBeMapped(propertyName, epmInfo.DefiningType.FullName()));
}
if (expectedProperty != null)
{
ValidationUtils.ValidateIsExpectedPrimitiveType(obj2, expectedProperty.Type);
}
return(obj2);
}
if (complexValue == null)
{
if (obj2 != null)
{
throw new ODataException(Microsoft.Data.OData.Strings.EpmSourceTree_TraversalOfNonComplexType(propertyName));
}
return(null);
}
string typeName = complexValue.TypeName;
IEdmComplexTypeReference complexType = WriterValidationUtils.ResolveTypeNameForWriting(this.atomOutputContext.Model, (expectedProperty == null) ? null : expectedProperty.Type, ref typeName, EdmTypeKind.Complex, expectedProperty == null).AsComplexOrNull();
return(this.ReadComplexPropertyValue(epmInfo, complexValue, epmValueCache, sourceSegmentIndex + 1, complexType));
}
private object ReadComplexPropertyValue(EntityPropertyMappingInfo epmInfo, ODataComplexValue complexValue, EpmValueCache epmValueCache, int sourceSegmentIndex, IEdmComplexTypeReference complexType)
{
return this.ReadPropertyValue(epmInfo, EpmValueCache.GetComplexValueProperties(epmValueCache, complexValue, false), sourceSegmentIndex, complexType, epmValueCache);
}
/// <summary>
/// Reads a property value starting on a complex value.
/// </summary>
/// <param name="epmInfo">The EPM info which describes the mapping for which to read the property value.</param>
/// <param name="complexValue">The complex value to start with.</param>
/// <param name="epmValueCache">The EPM value cache to use.</param>
/// <param name="sourceSegmentIndex">The index in the property value path to start with.</param>
/// <param name="complexType">The type of the complex value.</param>
/// <returns>The value of the property (may be null), or null if the property itself was not found due to one of its parent properties being null.</returns>
private object ReadComplexPropertyValue(
EntityPropertyMappingInfo epmInfo,
ODataComplexValue complexValue,
EpmValueCache epmValueCache,
int sourceSegmentIndex,
IEdmComplexTypeReference complexType)
{
Debug.Assert(epmInfo != null, "epmInfo != null");
Debug.Assert(epmInfo.PropertyValuePath != null, "The PropertyValuePath should have been initialized by now.");
Debug.Assert(epmInfo.PropertyValuePath.Length > sourceSegmentIndex, "The PropertyValuePath must be at least as long as the source segment index.");
Debug.Assert(epmValueCache != null, "epmValueCache != null");
Debug.Assert(sourceSegmentIndex >= 0, "sourceSegmentIndex >= 0");
Debug.Assert(complexType != null, "complexType != null");
Debug.Assert(complexValue != null, "complexValue != null");
return this.ReadPropertyValue(
epmInfo,
EpmValueCache.GetComplexValueProperties(epmValueCache, complexValue, false),
sourceSegmentIndex,
complexType,
epmValueCache);
}
/// <summary>
/// Reads a property value starting with the specified index to the property value path.
/// </summary>
/// <param name="epmInfo">The EPM info which describes the mapping for which to read the property value.</param>
/// <param name="cachedProperties">The enumeration of properties to search for the first property in the property value path.</param>
/// <param name="sourceSegmentIndex">The index in the property value path to start with.</param>
/// <param name="structuredTypeReference">The type of the entry or complex value the <paramref name="cachedProperties"/> enumeration belongs to.</param>
/// <param name="epmValueCache">The EPM value cache to use.</param>
/// <returns>The value of the property (may be null), or null if the property itself was not found due to one of its parent properties being null.</returns>
private object ReadPropertyValue(
EntityPropertyMappingInfo epmInfo,
IEnumerable<ODataProperty> cachedProperties,
int sourceSegmentIndex,
IEdmStructuredTypeReference structuredTypeReference,
EpmValueCache epmValueCache)
{
Debug.Assert(epmInfo != null, "epmInfo != null");
Debug.Assert(epmInfo.PropertyValuePath != null, "The PropertyValuePath should have been initialized by now.");
Debug.Assert(epmInfo.PropertyValuePath.Length > sourceSegmentIndex, "The PropertyValuePath must be at least as long as the source segment index.");
Debug.Assert(structuredTypeReference != null, "structuredTypeReference != null");
Debug.Assert(epmValueCache != null, "epmValueCache != null");
EpmSourcePathSegment sourceSegment = epmInfo.PropertyValuePath[sourceSegmentIndex];
string propertyName = sourceSegment.PropertyName;
bool lastSegment = epmInfo.PropertyValuePath.Length == sourceSegmentIndex + 1;
IEdmStructuredType structuredType = structuredTypeReference.StructuredDefinition();
IEdmProperty edmProperty = WriterValidationUtils.ValidatePropertyDefined(propertyName, structuredType);
if (edmProperty != null)
{
// If this is the last part of the path, then it has to be a primitive or atomic collection type otherwise should be a complex type
if (lastSegment)
{
if (!edmProperty.Type.IsODataPrimitiveTypeKind() && !edmProperty.Type.IsNonEntityODataCollectionTypeKind())
{
throw new ODataException(o.Strings.EpmSourceTree_EndsWithNonPrimitiveType(propertyName));
}
}
else
{
if (edmProperty.Type.TypeKind() != EdmTypeKind.Complex)
{
throw new ODataException(o.Strings.EpmSourceTree_TraversalOfNonComplexType(propertyName));
}
}
}
else
{
Debug.Assert(
structuredType.IsOpen,
"Only open types can have undeclared properties, otherwise we should have failed in the ValidatePropertyDefined method.");
}
ODataProperty property = cachedProperties == null ? null : cachedProperties.FirstOrDefault(p => p.Name == propertyName);
if (property == null)
{
throw new ODataException(o.Strings.EpmSourceTree_MissingPropertyOnInstance(propertyName, structuredTypeReference.ODataFullName()));
}
object propertyValue = property.Value;
ODataComplexValue propertyComplexValue = propertyValue as ODataComplexValue;
if (lastSegment)
{
if (propertyValue == null)
{
WriterValidationUtils.ValidateNullPropertyValue(edmProperty, this.WriterBehavior, this.atomOutputContext.Model);
}
else
{
// If this property is the last one it has to be either a primitive or collection
if (propertyComplexValue != null)
{
throw new ODataException(o.Strings.EpmSourceTree_EndsWithNonPrimitiveType(propertyName));
}
else
{
ODataCollectionValue propertyCollectionValue = propertyValue as ODataCollectionValue;
if (propertyCollectionValue != null)
{
// Validate the type name for the collection
string typeName = propertyCollectionValue.TypeName;
WriterValidationUtils.ResolveTypeNameForWriting(
this.atomOutputContext.Model,
edmProperty == null ? null : edmProperty.Type,
ref typeName,
EdmTypeKind.Collection,
edmProperty == null);
}
else
{
if (propertyValue is ODataStreamReferenceValue)
{
// Stream properties should not come here, if it were an ODataEntry property it would have been
// filtered in ReadEntryPropertyValue() by "epmValueCache.EntryProperties" call.
throw new ODataException(o.Strings.ODataWriter_StreamPropertiesMustBePropertiesOfODataEntry(propertyName));
}
else if (propertyValue is ISpatial)
{
throw new ODataException(o.Strings.EpmSourceTree_OpenPropertySpatialTypeCannotBeMapped(propertyName, epmInfo.DefiningType.FullName()));
}
else if (edmProperty != null)
{
ValidationUtils.ValidateIsExpectedPrimitiveType(propertyValue, edmProperty.Type);
}
}
}
}
return propertyValue;
}
// Otherwise it's in the middle and thus it must be a complex value
if (propertyComplexValue == null)
{
if (propertyValue != null)
{
// It's not a complex value - fail.
throw new ODataException(o.Strings.EpmSourceTree_TraversalOfNonComplexType(propertyName));
}
else
{
// The value of the property is null, which can be a null complex value
// Note that we must not attempt to resolve the type as if the type name was null here, because
// 1) We don't need the type for anything anyway (the value is null, this is the end)
// 2) If the property is open, trying to resolve a null type name would throw
// but we don't have a null type name, we have a null entire value.
return null;
}
}
string localTypeName = propertyComplexValue.TypeName;
IEdmComplexTypeReference complexValueType = WriterValidationUtils.ResolveTypeNameForWriting(
this.atomOutputContext.Model,
edmProperty == null ? null : edmProperty.Type,
ref localTypeName,
EdmTypeKind.Complex,
edmProperty == null).AsComplexOrNull();
return this.ReadComplexPropertyValue(
epmInfo,
propertyComplexValue,
epmValueCache,
sourceSegmentIndex + 1,
complexValueType);
}
internal bool WriteComplexValue(ODataComplexValue complexValue, IEdmTypeReference metadataTypeReference, bool isOpenPropertyType, bool isWritingCollection, Action beforeValueAction, Action afterValueAction, DuplicatePropertyNamesChecker duplicatePropertyNamesChecker, CollectionWithoutExpectedTypeValidator collectionValidator, EpmValueCache epmValueCache, EpmSourcePathSegment epmSourcePathSegment, ProjectedPropertiesAnnotation projectedProperties)
{
Action action2 = null;
string typeName = complexValue.TypeName;
if (collectionValidator != null)
{
collectionValidator.ValidateCollectionItem(typeName, EdmTypeKind.Complex);
}
this.IncreaseRecursionDepth();
IEdmComplexTypeReference reference = WriterValidationUtils.ResolveTypeNameForWriting(base.Model, metadataTypeReference, ref typeName, EdmTypeKind.Complex, isOpenPropertyType).AsComplexOrNull();
if (((typeName != null) && (collectionValidator != null)) && (string.CompareOrdinal(collectionValidator.ItemTypeNameFromCollection, typeName) == 0))
{
typeName = null;
}
SerializationTypeNameAnnotation annotation = complexValue.GetAnnotation<SerializationTypeNameAnnotation>();
if (annotation != null)
{
typeName = annotation.TypeName;
}
Action beforePropertiesAction = beforeValueAction;
if (typeName != null)
{
if (beforeValueAction != null)
{
if (action2 == null)
{
action2 = delegate {
beforeValueAction();
this.WritePropertyTypeAttribute(typeName);
};
}
beforePropertiesAction = action2;
}
else
{
this.WritePropertyTypeAttribute(typeName);
}
}
if (((base.MessageWriterSettings.WriterBehavior != null) && base.MessageWriterSettings.WriterBehavior.UseV1ProviderBehavior) && !object.ReferenceEquals(projectedProperties, ProjectedPropertiesAnnotation.EmptyProjectedPropertiesMarker))
{
IEdmComplexType definition = (IEdmComplexType) reference.Definition;
if (base.Model.EpmCachedKeepPrimitiveInContent(definition) == null)
{
List<string> keptInContentPropertyNames = null;
foreach (IEdmProperty property in from p in definition.Properties()
where p.Type.IsODataPrimitiveTypeKind()
select p)
{
EntityPropertyMappingAttribute entityPropertyMapping = EpmWriterUtils.GetEntityPropertyMapping(epmSourcePathSegment, property.Name);
if ((entityPropertyMapping != null) && entityPropertyMapping.KeepInContent)
{
if (keptInContentPropertyNames == null)
{
keptInContentPropertyNames = new List<string>();
}
keptInContentPropertyNames.Add(property.Name);
}
}
base.Model.SetAnnotationValue<CachedPrimitiveKeepInContentAnnotation>(definition, new CachedPrimitiveKeepInContentAnnotation(keptInContentPropertyNames));
}
}
bool flag = this.WriteProperties((reference == null) ? null : reference.ComplexDefinition(), EpmValueCache.GetComplexValueProperties(epmValueCache, complexValue, true), isWritingCollection, beforePropertiesAction, afterValueAction, duplicatePropertyNamesChecker, epmValueCache, epmSourcePathSegment, projectedProperties);
this.DecreaseRecursionDepth();
return flag;
}
/// <summary>
/// Reads a property value starting with the specified index to the property value path.
/// </summary>
/// <param name="epmInfo">The EPM info which describes the mapping for which to read the property value.</param>
/// <param name="cachedProperties">The enumeration of properties to search for the first property in the property value path.</param>
/// <param name="sourceSegmentIndex">The index in the property value path to start with.</param>
/// <param name="structuredTypeReference">The type of the entry or complex value the <paramref name="cachedProperties"/> enumeration belongs to.</param>
/// <param name="epmValueCache">The EPM value cache to use.</param>
/// <returns>The value of the property (may be null), or null if the property itself was not found due to one of its parent properties being null.</returns>
private object ReadPropertyValue(
EntityPropertyMappingInfo epmInfo,
IEnumerable <ODataProperty> cachedProperties,
int sourceSegmentIndex,
IEdmStructuredTypeReference structuredTypeReference,
EpmValueCache epmValueCache)
{
Debug.Assert(epmInfo != null, "epmInfo != null");
Debug.Assert(epmInfo.PropertyValuePath != null, "The PropertyValuePath should have been initialized by now.");
Debug.Assert(epmInfo.PropertyValuePath.Length > sourceSegmentIndex, "The PropertyValuePath must be at least as long as the source segment index.");
Debug.Assert(structuredTypeReference != null, "structuredTypeReference != null");
Debug.Assert(epmValueCache != null, "epmValueCache != null");
EpmSourcePathSegment sourceSegment = epmInfo.PropertyValuePath[sourceSegmentIndex];
string propertyName = sourceSegment.PropertyName;
bool lastSegment = epmInfo.PropertyValuePath.Length == sourceSegmentIndex + 1;
IEdmStructuredType structuredType = structuredTypeReference.StructuredDefinition();
IEdmProperty edmProperty = WriterValidationUtils.ValidatePropertyDefined(propertyName, structuredType);
if (edmProperty != null)
{
// If this is the last part of the path, then it has to be a primitive or atomic collection type otherwise should be a complex type
if (lastSegment)
{
if (!edmProperty.Type.IsODataPrimitiveTypeKind() && !edmProperty.Type.IsNonEntityODataCollectionTypeKind())
{
throw new ODataException(o.Strings.EpmSourceTree_EndsWithNonPrimitiveType(propertyName));
}
}
else
{
if (edmProperty.Type.TypeKind() != EdmTypeKind.Complex)
{
throw new ODataException(o.Strings.EpmSourceTree_TraversalOfNonComplexType(propertyName));
}
}
}
else
{
Debug.Assert(
structuredType.IsOpen,
"Only open types can have undeclared properties, otherwise we should have failed in the ValidatePropertyDefined method.");
}
ODataProperty property = cachedProperties == null ? null : cachedProperties.FirstOrDefault(p => p.Name == propertyName);
if (property == null)
{
throw new ODataException(o.Strings.EpmSourceTree_MissingPropertyOnInstance(propertyName, structuredTypeReference.ODataFullName()));
}
object propertyValue = property.Value;
ODataComplexValue propertyComplexValue = propertyValue as ODataComplexValue;
if (lastSegment)
{
if (propertyValue == null)
{
WriterValidationUtils.ValidateNullPropertyValue(edmProperty, this.WriterBehavior, this.atomOutputContext.Model);
}
else
{
// If this property is the last one it has to be either a primitive or collection
if (propertyComplexValue != null)
{
throw new ODataException(o.Strings.EpmSourceTree_EndsWithNonPrimitiveType(propertyName));
}
else
{
ODataCollectionValue propertyCollectionValue = propertyValue as ODataCollectionValue;
if (propertyCollectionValue != null)
{
// Validate the type name for the collection
string typeName = propertyCollectionValue.TypeName;
WriterValidationUtils.ResolveTypeNameForWriting(
this.atomOutputContext.Model,
edmProperty == null ? null : edmProperty.Type,
ref typeName,
EdmTypeKind.Collection,
edmProperty == null);
}
else
{
if (propertyValue is ODataStreamReferenceValue)
{
// Stream properties should not come here, if it were an ODataEntry property it would have been
// filtered in ReadEntryPropertyValue() by "epmValueCache.EntryProperties" call.
throw new ODataException(o.Strings.ODataWriter_StreamPropertiesMustBePropertiesOfODataEntry(propertyName));
}
else if (propertyValue is ISpatial)
{
throw new ODataException(o.Strings.EpmSourceTree_OpenPropertySpatialTypeCannotBeMapped(propertyName, epmInfo.DefiningType.FullName()));
}
else if (edmProperty != null)
{
ValidationUtils.ValidateIsExpectedPrimitiveType(propertyValue, edmProperty.Type);
}
}
}
}
return(propertyValue);
}
// Otherwise it's in the middle and thus it must be a complex value
if (propertyComplexValue == null)
{
if (propertyValue != null)
{
// It's not a complex value - fail.
throw new ODataException(o.Strings.EpmSourceTree_TraversalOfNonComplexType(propertyName));
}
else
{
// The value of the property is null, which can be a null complex value
// Note that we must not attempt to resolve the type as if the type name was null here, because
// 1) We don't need the type for anything anyway (the value is null, this is the end)
// 2) If the property is open, trying to resolve a null type name would throw
// but we don't have a null type name, we have a null entire value.
return(null);
}
}
string localTypeName = propertyComplexValue.TypeName;
IEdmComplexTypeReference complexValueType = WriterValidationUtils.ResolveTypeNameForWriting(
this.atomOutputContext.Model,
edmProperty == null ? null : edmProperty.Type,
ref localTypeName,
EdmTypeKind.Complex,
edmProperty == null).AsComplexOrNull();
return(this.ReadComplexPropertyValue(
epmInfo,
propertyComplexValue,
epmValueCache,
sourceSegmentIndex + 1,
complexValueType));
}
internal bool WriteComplexValue(
ODataComplexValue complexValue,
IEdmTypeReference metadataTypeReference,
bool isOpenPropertyType,
bool isWritingCollection,
Action beforeValueAction,
Action afterValueAction,
DuplicatePropertyNamesChecker duplicatePropertyNamesChecker,
CollectionWithoutExpectedTypeValidator collectionValidator,
EpmValueCache epmValueCache,
EpmSourcePathSegment epmSourcePathSegment,
ProjectedPropertiesAnnotation projectedProperties)
{
DebugUtils.CheckNoExternalCallers();
Debug.Assert(complexValue != null, "complexValue != null");
string typeName = complexValue.TypeName;
if (collectionValidator != null)
{
collectionValidator.ValidateCollectionItem(typeName, EdmTypeKind.Complex);
}
this.IncreaseRecursionDepth();
// resolve the type name to the type; if no type name is specified we will use the
// type inferred from metadata
IEdmComplexTypeReference complexTypeReference = TypeNameOracle.ResolveAndValidateTypeNameForValue(this.Model, metadataTypeReference, complexValue, isOpenPropertyType).AsComplexOrNull();
string collectionItemTypeName;
typeName = this.AtomOutputContext.TypeNameOracle.GetValueTypeNameForWriting(complexValue, complexTypeReference, complexValue.GetAnnotation <SerializationTypeNameAnnotation>(), collectionValidator, out collectionItemTypeName);
Debug.Assert(collectionItemTypeName == null, "collectionItemTypeName == null");
Action beforeValueCallbackWithTypeName = beforeValueAction;
if (typeName != null)
{
// The beforeValueAction (if specified) will write the actual property element start.
// So if we are to write the type attribute, we must postpone that after the start element was written.
// And so we chain the existing action with our type attribute writing and use that
// as the before action instead.
if (beforeValueAction != null)
{
beforeValueCallbackWithTypeName = () =>
{
beforeValueAction();
this.WritePropertyTypeAttribute(typeName);
};
}
else
{
this.WritePropertyTypeAttribute(typeName);
}
}
// NOTE: see the comments on ODataWriterBehavior.UseV1ProviderBehavior for more information
// NOTE: We have to check for ProjectedPropertiesAnnotation.Empty here to avoid filling the cache for
// complex values we are writing only to ensure we don't have nested EPM-mapped null values
// that will end up in the content eventually.
if (this.MessageWriterSettings.WriterBehavior != null &&
this.MessageWriterSettings.WriterBehavior.UseV1ProviderBehavior &&
!object.ReferenceEquals(projectedProperties, ProjectedPropertiesAnnotation.EmptyProjectedPropertiesInstance))
{
IEdmComplexType complexType = (IEdmComplexType)complexTypeReference.Definition;
CachedPrimitiveKeepInContentAnnotation keepInContentCache = this.Model.EpmCachedKeepPrimitiveInContent(complexType);
if (keepInContentCache == null)
{
// we are about to write the first value of the given type; compute the keep-in-content information for the primitive properties of this type.
List <string> keepInContentPrimitiveProperties = null;
// initialize the cache with all primitive properties
foreach (IEdmProperty edmProperty in complexType.Properties().Where(p => p.Type.IsODataPrimitiveTypeKind()))
{
// figure out the keep-in-content value
EntityPropertyMappingAttribute entityPropertyMapping = EpmWriterUtils.GetEntityPropertyMapping(epmSourcePathSegment, edmProperty.Name);
if (entityPropertyMapping != null && entityPropertyMapping.KeepInContent)
{
if (keepInContentPrimitiveProperties == null)
{
keepInContentPrimitiveProperties = new List <string>();
}
keepInContentPrimitiveProperties.Add(edmProperty.Name);
}
}
this.Model.SetAnnotationValue <CachedPrimitiveKeepInContentAnnotation>(complexType, new CachedPrimitiveKeepInContentAnnotation(keepInContentPrimitiveProperties));
}
}
bool propertyWritten = this.WriteProperties(
complexTypeReference == null ? null : complexTypeReference.ComplexDefinition(),
EpmValueCache.GetComplexValueProperties(epmValueCache, complexValue, true),
isWritingCollection,
beforeValueCallbackWithTypeName,
afterValueAction,
duplicatePropertyNamesChecker,
epmValueCache,
epmSourcePathSegment,
projectedProperties);
this.DecreaseRecursionDepth();
return(propertyWritten);
}
/// <summary>
/// Write the given collection of properties.
/// </summary>
/// <param name="owningType">The <see cref="IEdmStructuredType"/> of the entry (or null if not metadata is available).</param>
/// <param name="cachedProperties">Collection of cached properties for the entry.</param>
/// <param name="isWritingCollection">true if we are writing a collection instead of an entry.</param>
/// <param name="beforePropertiesAction">Action which is called before the properties are written, if there are any property.</param>
/// <param name="afterPropertiesAction">Action which is called after the properties are written, if there are any property.</param>
/// <param name="duplicatePropertyNamesChecker">The checker instance for duplicate property names.</param>
/// <param name="epmValueCache">Cache of values used in EPM so that we avoid multiple enumerations of properties/items. (can be null)</param>
/// <param name="epmSourcePathSegment">The EPM source path segment which points to the property which sub-properites we're writing. (can be null)</param>
/// <param name="projectedProperties">Set of projected properties, or null if all properties should be written.</param>
/// <returns>true if anything was written, false otherwise.</returns>
internal bool WriteProperties(
IEdmStructuredType owningType,
IEnumerable<ODataProperty> cachedProperties,
bool isWritingCollection,
Action beforePropertiesAction,
Action afterPropertiesAction,
DuplicatePropertyNamesChecker duplicatePropertyNamesChecker,
EpmValueCache epmValueCache,
EpmSourcePathSegment epmSourcePathSegment,
ProjectedPropertiesAnnotation projectedProperties)
{
DebugUtils.CheckNoExternalCallers();
if (cachedProperties == null)
{
return false;
}
bool propertyWritten = false;
foreach (ODataProperty property in cachedProperties)
{
propertyWritten |= this.WriteProperty(
property,
owningType,
false,
isWritingCollection,
propertyWritten ? null : beforePropertiesAction,
epmValueCache,
epmSourcePathSegment,
duplicatePropertyNamesChecker,
projectedProperties);
}
if (afterPropertiesAction != null && propertyWritten)
{
afterPropertiesAction();
}
return propertyWritten;
}
/// <summary>
/// Writes a single property in ATOM format.
/// </summary>
/// <param name="property">The property to write out.</param>
/// <param name="owningType">The type owning the property (or null if no metadata is available).</param>
/// <param name="isTopLevel">true if writing a top-level property payload; otherwise false.</param>
/// <param name="isWritingCollection">true if we are writing a collection instead of an entry.</param>
/// <param name="beforePropertyAction">Action which is called before the property is written, if it's going to be written.</param>
/// <param name="epmValueCache">Cache of values used in EPM so that we avoid multiple enumerations of properties/items. (can be null)</param>
/// <param name="epmParentSourcePathSegment">The EPM source path segment which points to the property which sub-property we're writing. (can be null)</param>
/// <param name="duplicatePropertyNamesChecker">The checker instance for duplicate property names.</param>
/// <param name="projectedProperties">Set of projected properties, or null if all properties should be written.</param>
/// <returns>true if the property was actually written, false otherwise.</returns>
private bool WriteProperty(
ODataProperty property,
IEdmStructuredType owningType,
bool isTopLevel,
bool isWritingCollection,
Action beforePropertyAction,
EpmValueCache epmValueCache,
EpmSourcePathSegment epmParentSourcePathSegment,
DuplicatePropertyNamesChecker duplicatePropertyNamesChecker,
ProjectedPropertiesAnnotation projectedProperties)
{
DebugUtils.CheckNoExternalCallers();
WriterValidationUtils.ValidatePropertyNotNull(property);
object value = property.Value;
string propertyName = property.Name;
EpmSourcePathSegment epmSourcePathSegment = EpmWriterUtils.GetPropertySourcePathSegment(epmParentSourcePathSegment, propertyName);
//// TODO: If we implement type conversions the value needs to be converted here
//// since the next method call needs to know if the value is a string or not in some cases.
ODataComplexValue complexValue = value as ODataComplexValue;
ProjectedPropertiesAnnotation complexValueProjectedProperties = null;
if (!this.ShouldWritePropertyInContent(owningType, projectedProperties, propertyName, value, epmSourcePathSegment))
{
// If ShouldWritePropertyInContent returns false for a comlex value we have to continue
// writing the property but set the projectedProperties to an empty array. The reason for this
// is that we might find EPM on a nested property that has a null value and thus must be written
// in content (in which case the parent property also has to be written).
// This only applies if we have EPM information for the property.
if (epmSourcePathSegment != null && complexValue != null)
{
Debug.Assert(!projectedProperties.IsPropertyProjected(propertyName), "ShouldWritePropertyInContent must not return false for a projected complex property.");
complexValueProjectedProperties = ProjectedPropertiesAnnotation.EmptyProjectedPropertiesMarker;
}
else
{
return(false);
}
}
WriterValidationUtils.ValidateProperty(property);
duplicatePropertyNamesChecker.CheckForDuplicatePropertyNames(property);
IEdmProperty edmProperty = WriterValidationUtils.ValidatePropertyDefined(propertyName, owningType);
if (value is ODataStreamReferenceValue)
{
throw new ODataException(o.Strings.ODataWriter_StreamPropertiesMustBePropertiesOfODataEntry(propertyName));
}
// If the property is of Geography or Geometry type or the value is of Geography or Geometry type
// make sure to check that the version is 3.0 or above.
if ((edmProperty != null && edmProperty.Type.IsSpatial()) ||
(edmProperty == null && value is System.Spatial.ISpatial))
{
ODataVersionChecker.CheckSpatialValue(this.Version);
}
// Null property value.
if (value == null)
{
this.WriteNullPropertyValue(edmProperty, propertyName, isTopLevel, isWritingCollection, beforePropertyAction);
return(true);
}
bool isOpenPropertyType = owningType != null && owningType.IsOpen && edmProperty == null;
if (isOpenPropertyType)
{
ValidationUtils.ValidateOpenPropertyValue(propertyName, value);
}
IEdmTypeReference propertyTypeReference = edmProperty == null ? null : edmProperty.Type;
if (complexValue != null)
{
// Complex properties are written recursively.
DuplicatePropertyNamesChecker complexValuePropertyNamesChecker = this.CreateDuplicatePropertyNamesChecker();
if (isTopLevel)
{
// Top-level property must always write the property element
Debug.Assert(complexValueProjectedProperties == null, "complexValueProjectedProperties == null");
this.WritePropertyStart(beforePropertyAction, propertyName, isWritingCollection, isTopLevel);
this.AssertRecursionDepthIsZero();
this.WriteComplexValue(
complexValue,
propertyTypeReference,
isOpenPropertyType,
isWritingCollection,
null /* beforeValueAction */,
null /* afterValueAction */,
complexValuePropertyNamesChecker,
null /* collectionValidator */,
epmValueCache,
epmSourcePathSegment,
null /* projectedProperties */);
this.AssertRecursionDepthIsZero();
this.WritePropertyEnd();
return(true);
}
return(this.WriteComplexValue(
complexValue,
propertyTypeReference,
isOpenPropertyType,
isWritingCollection,
() => this.WritePropertyStart(beforePropertyAction, propertyName, isWritingCollection, isTopLevel),
() => this.WritePropertyEnd(),
complexValuePropertyNamesChecker,
null /* collectionValidator */,
epmValueCache,
epmSourcePathSegment,
complexValueProjectedProperties));
}
ODataCollectionValue collectionValue = value as ODataCollectionValue;
if (collectionValue != null)
{
ODataVersionChecker.CheckCollectionValueProperties(this.Version, propertyName);
this.WritePropertyStart(beforePropertyAction, propertyName, isWritingCollection, isTopLevel);
this.WriteCollectionValue(
collectionValue,
propertyTypeReference,
isOpenPropertyType,
isWritingCollection);
this.WritePropertyEnd();
return(true);
}
this.WritePropertyStart(beforePropertyAction, propertyName, isWritingCollection, isTopLevel);
this.WritePrimitiveValue(value, /*collectionValidator*/ null, propertyTypeReference);
this.WritePropertyEnd();
return(true);
}
internal bool WriteProperties(IEdmStructuredType owningType, IEnumerable<ODataProperty> cachedProperties, bool isWritingCollection, Action beforePropertiesAction, Action afterPropertiesAction, DuplicatePropertyNamesChecker duplicatePropertyNamesChecker, EpmValueCache epmValueCache, EpmSourcePathSegment epmSourcePathSegment, ProjectedPropertiesAnnotation projectedProperties)
{
if (cachedProperties == null)
{
return false;
}
bool flag = false;
foreach (ODataProperty property in cachedProperties)
{
flag |= this.WriteProperty(property, owningType, false, isWritingCollection, flag ? null : beforePropertiesAction, epmValueCache, epmSourcePathSegment, duplicatePropertyNamesChecker, projectedProperties);
}
if ((afterPropertiesAction != null) && flag)
{
afterPropertiesAction();
}
return flag;
}
private object ReadPropertyValue(EntityPropertyMappingInfo epmInfo, IEnumerable<ODataProperty> cachedProperties, int sourceSegmentIndex, IEdmStructuredTypeReference structuredTypeReference, EpmValueCache epmValueCache)
{
EpmSourcePathSegment segment = epmInfo.PropertyValuePath[sourceSegmentIndex];
string propertyName = segment.PropertyName;
bool flag = epmInfo.PropertyValuePath.Length == (sourceSegmentIndex + 1);
IEdmStructuredType owningStructuredType = structuredTypeReference.StructuredDefinition();
IEdmProperty expectedProperty = WriterValidationUtils.ValidatePropertyDefined(propertyName, owningStructuredType);
if (expectedProperty != null)
{
if (flag)
{
if (!expectedProperty.Type.IsODataPrimitiveTypeKind() && !expectedProperty.Type.IsNonEntityODataCollectionTypeKind())
{
throw new ODataException(Microsoft.Data.OData.Strings.EpmSourceTree_EndsWithNonPrimitiveType(propertyName));
}
}
else if (expectedProperty.Type.TypeKind() != EdmTypeKind.Complex)
{
throw new ODataException(Microsoft.Data.OData.Strings.EpmSourceTree_TraversalOfNonComplexType(propertyName));
}
}
ODataProperty property2 = (cachedProperties == null) ? null : cachedProperties.FirstOrDefault<ODataProperty>(p => (p.Name == propertyName));
if (property2 == null)
{
throw new ODataException(Microsoft.Data.OData.Strings.EpmSourceTree_MissingPropertyOnInstance(propertyName, structuredTypeReference.ODataFullName()));
}
object obj2 = property2.Value;
ODataComplexValue complexValue = obj2 as ODataComplexValue;
if (flag)
{
if (obj2 == null)
{
WriterValidationUtils.ValidateNullPropertyValue(expectedProperty, this.WriterBehavior, this.atomOutputContext.Model);
return obj2;
}
if (complexValue != null)
{
throw new ODataException(Microsoft.Data.OData.Strings.EpmSourceTree_EndsWithNonPrimitiveType(propertyName));
}
ODataCollectionValue value3 = obj2 as ODataCollectionValue;
if (value3 != null)
{
string str = value3.TypeName;
WriterValidationUtils.ResolveTypeNameForWriting(this.atomOutputContext.Model, (expectedProperty == null) ? null : expectedProperty.Type, ref str, EdmTypeKind.Collection, expectedProperty == null);
return obj2;
}
if (obj2 is ODataStreamReferenceValue)
{
throw new ODataException(Microsoft.Data.OData.Strings.ODataWriter_StreamPropertiesMustBePropertiesOfODataEntry(propertyName));
}
if (obj2 is ISpatial)
{
throw new ODataException(Microsoft.Data.OData.Strings.EpmSourceTree_OpenPropertySpatialTypeCannotBeMapped(propertyName, epmInfo.DefiningType.FullName()));
}
if (expectedProperty != null)
{
ValidationUtils.ValidateIsExpectedPrimitiveType(obj2, expectedProperty.Type);
}
return obj2;
}
if (complexValue == null)
{
if (obj2 != null)
{
throw new ODataException(Microsoft.Data.OData.Strings.EpmSourceTree_TraversalOfNonComplexType(propertyName));
}
return null;
}
string typeName = complexValue.TypeName;
IEdmComplexTypeReference complexType = WriterValidationUtils.ResolveTypeNameForWriting(this.atomOutputContext.Model, (expectedProperty == null) ? null : expectedProperty.Type, ref typeName, EdmTypeKind.Complex, expectedProperty == null).AsComplexOrNull();
return this.ReadComplexPropertyValue(epmInfo, complexValue, epmValueCache, sourceSegmentIndex + 1, complexType);
}
private object ReadComplexPropertyValue(EntityPropertyMappingInfo epmInfo, ODataComplexValue complexValue, EpmValueCache epmValueCache, int sourceSegmentIndex, IEdmComplexTypeReference complexType)
{
return(this.ReadPropertyValue(epmInfo, EpmValueCache.GetComplexValueProperties(epmValueCache, complexValue, false), sourceSegmentIndex, complexType, epmValueCache));
}