/// <summary>
/// Write the metadata for an OData association link; makes sure any duplicate of the link's values duplicated in metadata are equal.
/// </summary>
/// <param name="associationLink">The association link for which to write the metadata.</param>
/// <param name="owningType">The <see cref="IEdmEntityType"/> instance the association link is defined on.</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>
internal void WriteAssociationLink(
ODataAssociationLink associationLink,
IEdmEntityType owningType,
DuplicatePropertyNamesChecker duplicatePropertyNamesChecker,
ProjectedPropertiesAnnotation projectedProperties)
{
DebugUtils.CheckNoExternalCallers();
ValidationUtils.ValidateAssociationLinkNotNull(associationLink);
string associationLinkName = associationLink.Name;
if (projectedProperties.ShouldSkipProperty(associationLinkName))
{
return;
}
this.ValidateAssociationLink(associationLink, owningType);
duplicatePropertyNamesChecker.CheckForDuplicateAssociationLinkNames(associationLink);
AtomLinkMetadata linkMetadata = associationLink.GetAnnotation <AtomLinkMetadata>();
string linkRelation = AtomUtils.ComputeODataAssociationLinkRelation(associationLink);
AtomLinkMetadata mergedLinkMetadata = ODataAtomWriterMetadataUtils.MergeLinkMetadata(linkMetadata, linkRelation, associationLink.Url, associationLinkName, MimeConstants.MimeApplicationXml);
this.atomEntryMetadataSerializer.WriteAtomLink(mergedLinkMetadata, null /* etag*/);
}
/// <summary>
/// Writes a stream property to the ATOM payload
/// </summary>
/// <param name="streamProperty">The stream property to create the payload for.</param>
/// <param name="owningType">The <see cref="IEdmEntityType"/> instance for which the stream property defined on.</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>
internal void WriteStreamProperty(
ODataProperty streamProperty,
IEdmEntityType owningType,
DuplicatePropertyNamesChecker duplicatePropertyNamesChecker,
ProjectedPropertiesAnnotation projectedProperties)
{
DebugUtils.CheckNoExternalCallers();
Debug.Assert(streamProperty != null, "Stream property must not be null.");
Debug.Assert(streamProperty.Value != null, "The media resource of the stream property must not be null.");
WriterValidationUtils.ValidatePropertyNotNull(streamProperty);
string propertyName = streamProperty.Name;
if (projectedProperties.ShouldSkipProperty(propertyName))
{
return;
}
WriterValidationUtils.ValidatePropertyName(propertyName);
duplicatePropertyNamesChecker.CheckForDuplicatePropertyNames(streamProperty);
IEdmProperty edmProperty = WriterValidationUtils.ValidatePropertyDefined(streamProperty.Name, owningType, this.MessageWriterSettings.UndeclaredPropertyBehaviorKinds);
WriterValidationUtils.ValidateStreamReferenceProperty(streamProperty, edmProperty, this.Version, this.WritingResponse);
ODataStreamReferenceValue streamReferenceValue = (ODataStreamReferenceValue)streamProperty.Value;
WriterValidationUtils.ValidateStreamReferenceValue(streamReferenceValue, false /*isDefaultStream*/);
if (owningType != null && owningType.IsOpen && edmProperty == null)
{
ValidationUtils.ValidateOpenPropertyValue(streamProperty.Name, streamReferenceValue, this.MessageWriterSettings.UndeclaredPropertyBehaviorKinds);
}
AtomStreamReferenceMetadata streamReferenceMetadata = streamReferenceValue.GetAnnotation <AtomStreamReferenceMetadata>();
string contentType = streamReferenceValue.ContentType;
string linkTitle = streamProperty.Name;
Uri readLink = streamReferenceValue.ReadLink;
if (readLink != null)
{
string readLinkRelation = AtomUtils.ComputeStreamPropertyRelation(streamProperty, false);
AtomLinkMetadata readLinkMetadata = streamReferenceMetadata == null ? null : streamReferenceMetadata.SelfLink;
AtomLinkMetadata mergedMetadata = ODataAtomWriterMetadataUtils.MergeLinkMetadata(readLinkMetadata, readLinkRelation, readLink, linkTitle, contentType);
this.atomEntryMetadataSerializer.WriteAtomLink(mergedMetadata, null /* etag */);
}
Uri editLink = streamReferenceValue.EditLink;
if (editLink != null)
{
string editLinkRelation = AtomUtils.ComputeStreamPropertyRelation(streamProperty, true);
AtomLinkMetadata editLinkMetadata = streamReferenceMetadata == null ? null : streamReferenceMetadata.EditLink;
AtomLinkMetadata mergedMetadata = ODataAtomWriterMetadataUtils.MergeLinkMetadata(editLinkMetadata, editLinkRelation, editLink, linkTitle, contentType);
this.atomEntryMetadataSerializer.WriteAtomLink(mergedMetadata, streamReferenceValue.ETag);
}
}
internal void WriteNavigationLinkStart(ODataNavigationLink navigationLink, Uri navigationLinkUrlOverride)
{
base.XmlWriter.WriteStartElement("", "link", "http://www.w3.org/2005/Atom");
string relation = AtomUtils.ComputeODataNavigationLinkRelation(navigationLink);
string mediaType = AtomUtils.ComputeODataNavigationLinkType(navigationLink);
string name = navigationLink.Name;
Uri href = navigationLinkUrlOverride ?? navigationLink.Url;
AtomLinkMetadata linkMetadata = ODataAtomWriterMetadataUtils.MergeLinkMetadata(navigationLink.GetAnnotation <AtomLinkMetadata>(), relation, href, name, mediaType);
this.atomEntryMetadataSerializer.WriteAtomLinkAttributes(linkMetadata, null);
}
internal void WriteAssociationLink(ODataAssociationLink associationLink, IEdmEntityType owningType, DuplicatePropertyNamesChecker duplicatePropertyNamesChecker, ProjectedPropertiesAnnotation projectedProperties)
{
ValidationUtils.ValidateAssociationLinkNotNull(associationLink);
if (!projectedProperties.ShouldSkipProperty(associationLink.Name))
{
base.ValidateAssociationLink(associationLink, owningType);
duplicatePropertyNamesChecker.CheckForDuplicatePropertyNames(associationLink);
AtomLinkMetadata annotation = associationLink.GetAnnotation <AtomLinkMetadata>();
string relation = AtomUtils.ComputeODataAssociationLinkRelation(associationLink);
AtomLinkMetadata linkMetadata = ODataAtomWriterMetadataUtils.MergeLinkMetadata(annotation, relation, associationLink.Url, associationLink.Name, "application/xml");
this.atomEntryMetadataSerializer.WriteAtomLink(linkMetadata, null);
}
}
/// <summary>
/// Writes the navigation link's start element and atom metadata.
/// </summary>
/// <param name="navigationLink">The navigation link to write.</param>
/// <param name="navigationLinkUrlOverride">Url to use for the navigation link. If this is specified the Url property on the <paramref name="navigationLink"/>
/// will be ignored. If this parameter is null, the Url from the navigation link is used.</param>
internal void WriteNavigationLinkStart(ODataNavigationLink navigationLink, Uri navigationLinkUrlOverride)
{
DebugUtils.CheckNoExternalCallers();
Debug.Assert(navigationLink != null, "navigationLink != null");
Debug.Assert(!string.IsNullOrEmpty(navigationLink.Name), "The navigation link name was not verified yet.");
Debug.Assert(navigationLink.Url != null, "The navigation link Url was not verified yet.");
Debug.Assert(navigationLink.IsCollection.HasValue, "navigationLink.IsCollection.HasValue");
// <atom:link>
this.XmlWriter.WriteStartElement(AtomConstants.AtomNamespacePrefix, AtomConstants.AtomLinkElementName, AtomConstants.AtomNamespace);
string linkRelation = AtomUtils.ComputeODataNavigationLinkRelation(navigationLink);
string linkType = AtomUtils.ComputeODataNavigationLinkType(navigationLink);
string linkTitle = navigationLink.Name;
Uri navigationLinkUrl = navigationLinkUrlOverride ?? navigationLink.Url;
AtomLinkMetadata linkMetadata = navigationLink.GetAnnotation <AtomLinkMetadata>();
AtomLinkMetadata mergedMetadata = ODataAtomWriterMetadataUtils.MergeLinkMetadata(linkMetadata, linkRelation, navigationLinkUrl, linkTitle, linkType);
this.atomEntryMetadataSerializer.WriteAtomLinkAttributes(mergedMetadata, null /* etag */);
}
internal void WriteStreamProperty(ODataProperty streamProperty, IEdmEntityType owningType, DuplicatePropertyNamesChecker duplicatePropertyNamesChecker, ProjectedPropertiesAnnotation projectedProperties)
{
WriterValidationUtils.ValidatePropertyNotNull(streamProperty);
string name = streamProperty.Name;
if (!projectedProperties.ShouldSkipProperty(name))
{
WriterValidationUtils.ValidateProperty(streamProperty);
duplicatePropertyNamesChecker.CheckForDuplicatePropertyNames(streamProperty);
IEdmProperty edmProperty = WriterValidationUtils.ValidatePropertyDefined(streamProperty.Name, owningType);
WriterValidationUtils.ValidateStreamReferenceProperty(streamProperty, edmProperty, base.Version, base.WritingResponse);
ODataStreamReferenceValue value2 = (ODataStreamReferenceValue)streamProperty.Value;
if (((owningType != null) && owningType.IsOpen) && (edmProperty == null))
{
ValidationUtils.ValidateOpenPropertyValue(streamProperty.Name, value2);
}
AtomStreamReferenceMetadata annotation = value2.GetAnnotation <AtomStreamReferenceMetadata>();
string contentType = value2.ContentType;
string title = streamProperty.Name;
Uri readLink = value2.ReadLink;
if (readLink != null)
{
string relation = AtomUtils.ComputeStreamPropertyRelation(streamProperty, false);
AtomLinkMetadata metadata = (annotation == null) ? null : annotation.SelfLink;
AtomLinkMetadata linkMetadata = ODataAtomWriterMetadataUtils.MergeLinkMetadata(metadata, relation, readLink, title, contentType);
this.atomEntryMetadataSerializer.WriteAtomLink(linkMetadata, null);
}
Uri editLink = value2.EditLink;
if (editLink != null)
{
string str5 = AtomUtils.ComputeStreamPropertyRelation(streamProperty, true);
AtomLinkMetadata metadata4 = (annotation == null) ? null : annotation.EditLink;
AtomLinkMetadata metadata5 = ODataAtomWriterMetadataUtils.MergeLinkMetadata(metadata4, str5, editLink, title, contentType);
this.atomEntryMetadataSerializer.WriteAtomLink(metadata5, value2.ETag);
}
}
}
