/// <summary>
/// Visits a stream reference value item.
/// </summary>
/// <param name="streamReferenceValue">The stream reference value item to visit.</param>
/// <returns>An ODataPayloadElement representing the stream reference value.</returns>
protected override ODataPayloadElement VisitStreamReferenceValue(ODataStreamReferenceValue streamReferenceValue)
{
ExceptionUtilities.CheckArgumentNotNull(streamReferenceValue, "streamReferenceValue");
NamedStreamInstance namedStreamInstance = (NamedStreamInstance)base.VisitStreamReferenceValue(streamReferenceValue);
AtomStreamReferenceMetadata streamMetadata = streamReferenceValue.GetAnnotation <AtomStreamReferenceMetadata>();
if (streamMetadata != null)
{
if (streamMetadata.EditLink != null)
{
AtomLinkMetadata editMetadata = streamMetadata.EditLink;
namedStreamInstance.AtomNamedStreamLink(editMetadata.Href == null ? null : editMetadata.Href.OriginalString, editMetadata.Relation, editMetadata.MediaType, editMetadata.HrefLang, editMetadata.Title, ToString(editMetadata.Length));
}
if (streamMetadata.SelfLink != null)
{
AtomLinkMetadata selfMetadata = streamMetadata.SelfLink;
namedStreamInstance.AtomNamedStreamLink(selfMetadata.Href == null ? null : selfMetadata.Href.OriginalString, selfMetadata.Relation, selfMetadata.MediaType, selfMetadata.HrefLang, selfMetadata.Title, ToString(selfMetadata.Length));
}
}
return(namedStreamInstance);
}
private ODataStreamReferenceValue GetMediaResource(object element, ResourceType entityResourceType, string title, Uri relativeUri)
{
ODataStreamReferenceValue value2 = null;
if (entityResourceType.IsMediaLinkEntry)
{
string str;
Uri uri;
string str2;
base.Service.StreamProvider.GetStreamDescription(element, null, base.Service.OperationContext, out str, out uri, out str2);
Uri uri2 = RequestUriProcessor.AppendEscapedSegment(relativeUri, "$value");
value2 = new ODataStreamReferenceValue {
EditLink = uri2,
ContentType = str2,
ReadLink = uri ?? uri2
};
AtomStreamReferenceMetadata metadata2 = new AtomStreamReferenceMetadata();
AtomLinkMetadata metadata3 = new AtomLinkMetadata {
Title = title
};
metadata2.EditLink = metadata3;
AtomStreamReferenceMetadata annotation = metadata2;
value2.SetAnnotation <AtomStreamReferenceMetadata>(annotation);
if (!string.IsNullOrEmpty(str))
{
value2.ETag = str;
}
}
return(value2);
}
/// <summary>
/// Get the stream reference value for media resource (the default stream of an entity).
/// </summary>
/// <param name="entityToSerialize">Entity that is currently being serialized.</param>
/// <param name="title">The title for the element being written.</param>
/// <returns>
/// An instance of ODataStreamReferenceValue containing the metadata about the media resource.
/// </returns>
private ODataStreamReferenceValue GetMediaResource(EntityToSerialize entityToSerialize, string title)
{
Debug.Assert(entityToSerialize.Entity != null, "element != null");
Debug.Assert(entityToSerialize.ResourceType != null && entityToSerialize.ResourceType.ResourceTypeKind == ResourceTypeKind.EntityType, "type != null && type.ResourceTypeKind == ResourceTypeKind.EntityType");
Debug.Assert(!string.IsNullOrEmpty(title), "!string.IsNullOrEmpty(title)");
ODataStreamReferenceValue mediaResource = null;
// Handle MLE
if (entityToSerialize.ResourceType.IsMediaLinkEntry)
{
string mediaETag;
Uri readStreamUri;
string mediaContentType;
Debug.Assert(entityToSerialize.ResourceType.ResourceTypeKind == ResourceTypeKind.EntityType, "type.ResourceTypeKind == ResourceTypeKind.EntityType");
this.Service.StreamProvider.GetStreamDescription(entityToSerialize.Entity, null /*null for MLE*/, this.Service.OperationContext, out mediaETag, out readStreamUri, out mediaContentType);
Debug.Assert(WebUtil.IsETagValueValid(mediaETag, true), "WebUtil.IsETagValueValid(mediaETag, true)");
Debug.Assert(!string.IsNullOrEmpty(mediaContentType), "!string.IsNullOrEmpty(mediaContentType)");
mediaResource = new ODataStreamReferenceValue();
// build the stream's edit link lazily to avoid creating the entity's edit link if it is not needed.
SimpleLazy <Uri> lazyStreamEditLink = new SimpleLazy <Uri>(() => RequestUriProcessor.AppendEscapedSegment(entityToSerialize.SerializedKey.RelativeEditLink, XmlConstants.UriValueSegment));
this.PayloadMetadataPropertyManager.SetEditLink(mediaResource, () => lazyStreamEditLink.Value);
this.PayloadMetadataPropertyManager.SetContentType(mediaResource, mediaContentType);
// If the stream provider did not provider a read link, then we should use the edit link as the read link.
this.PayloadMetadataPropertyManager.SetReadLink(mediaResource, () => readStreamUri ?? lazyStreamEditLink.Value);
#pragma warning disable 618
if (this.contentFormat == ODataFormat.Atom)
#pragma warning restore 618
{
AtomStreamReferenceMetadata mediaResourceAtom = new AtomStreamReferenceMetadata()
{
EditLink = new AtomLinkMetadata {
Title = title
}
};
mediaResource.SetAnnotation(mediaResourceAtom);
}
if (!string.IsNullOrEmpty(mediaETag))
{
this.PayloadMetadataPropertyManager.SetETag(mediaResource, mediaETag);
}
}
return(mediaResource);
}
public void DefaultStreamEditLinkMetadataWriterTest()
{
Func <XElement, XElement> fragmentExtractor = (e) => e.Elements(TestAtomConstants.AtomXNamespace + "link").Last();
// NOTE: no self-link test cases since the self link is represented as the <content> element and not customizable through link metadata
var testDescriptors = linkMetadataTestCases.Select(testCase =>
{
ODataEntry entry = ObjectModelUtils.CreateDefaultEntryWithAtomMetadata();
ODataStreamReferenceValue streamReferenceValue = new ODataStreamReferenceValue()
{
ReadLink = new Uri(readLinkHref),
EditLink = new Uri(editLinkHref),
ContentType = linkMediaType,
};
AtomStreamReferenceMetadata streamReferenceMetadata = new AtomStreamReferenceMetadata()
{
EditLink = testCase.LinkMetadata("edit-media", editLinkHref)
};
streamReferenceValue.SetAnnotation <AtomStreamReferenceMetadata>(streamReferenceMetadata);
entry.MediaResource = streamReferenceValue;
return(new PayloadWriterTestDescriptor <ODataItem>(this.Settings, entry, testConfiguration =>
new AtomWriterTestExpectedResults(this.Settings.ExpectedResultSettings)
{
Xml = testCase.ExpectedXml == null ? null : testCase.ExpectedXml("edit-media", editLinkHref, null, null),
ExpectedException2 = testCase.ExpectedException == null ? null : testCase.ExpectedException("edit-media", editLinkHref),
FragmentExtractor = fragmentExtractor
}));
});
this.CombinatorialEngineProvider.RunCombinations(
testDescriptors.PayloadCases(WriterPayloads.EntryPayloads),
this.WriterTestConfigurationProvider.AtomFormatConfigurations,
(testDescriptor, testConfiguration) =>
{
testConfiguration = testConfiguration.Clone();
testConfiguration.MessageWriterSettings.SetServiceDocumentUri(ServiceDocumentUri);
TestWriterUtils.WriteAndVerifyODataPayload(testDescriptor, testConfiguration, this.Assert, this.Logger);
});
}
/// <summary>
/// Visits an ATOM stream reference metadata.
/// </summary>
/// <param name="atomStreamReferenceMetadata">The stream reference metadata to visit.</param>
protected virtual void VisitAtomStreamReferenceMetadata(AtomStreamReferenceMetadata atomStreamReferenceMetadata)
{
this.VisitAtomMetadata(atomStreamReferenceMetadata.EditLink);
this.VisitAtomMetadata(atomStreamReferenceMetadata.SelfLink);
}
/// <summary>
/// Visits an ATOM metadata object.
/// </summary>
/// <param name="atomMetadata"></param>
protected virtual void VisitAtomMetadata(object atomMetadata)
{
if (atomMetadata == null)
{
return;
}
AtomCategoryMetadata atomCategoryMetadata = atomMetadata as AtomCategoryMetadata;
if (atomCategoryMetadata != null)
{
this.VisitAtomCategoryMetadata(atomCategoryMetadata);
return;
}
AtomEntryMetadata atomEntryMetadata = atomMetadata as AtomEntryMetadata;
if (atomEntryMetadata != null)
{
this.VisitAtomEntryMetadata(atomEntryMetadata);
return;
}
AtomFeedMetadata atomFeedMetadata = atomMetadata as AtomFeedMetadata;
if (atomFeedMetadata != null)
{
this.VisitAtomFeedMetadata(atomFeedMetadata);
return;
}
AtomGeneratorMetadata atomGeneratorMetadata = atomMetadata as AtomGeneratorMetadata;
if (atomGeneratorMetadata != null)
{
this.VisitAtomGeneratorMetadata(atomGeneratorMetadata);
return;
}
AtomLinkMetadata atomLinkMetadata = atomMetadata as AtomLinkMetadata;
if (atomLinkMetadata != null)
{
this.VisitAtomLinkMetadata(atomLinkMetadata);
return;
}
AtomPersonMetadata atomPersonMetadata = atomMetadata as AtomPersonMetadata;
if (atomPersonMetadata != null)
{
this.VisitAtomPersonMetadata(atomPersonMetadata);
return;
}
AtomResourceCollectionMetadata atomResourceCollectionMetadata = atomMetadata as AtomResourceCollectionMetadata;
if (atomResourceCollectionMetadata != null)
{
this.VisitAtomResourceCollectionMetadata(atomResourceCollectionMetadata);
return;
}
AtomStreamReferenceMetadata atomStreamReferenceMetadata = atomMetadata as AtomStreamReferenceMetadata;
if (atomStreamReferenceMetadata != null)
{
this.VisitAtomStreamReferenceMetadata(atomStreamReferenceMetadata);
return;
}
AtomTextConstruct atomTextConstruct = atomMetadata as AtomTextConstruct;
if (atomTextConstruct != null)
{
this.VisitAtomTextConstruct(atomTextConstruct);
return;
}
AtomWorkspaceMetadata atomWorkspaceMetadata = atomMetadata as AtomWorkspaceMetadata;
if (atomWorkspaceMetadata != null)
{
this.VisitAtomWorkspaceMetadata(atomWorkspaceMetadata);
return;
}
AtomCategoriesMetadata atomCategoriesMetadata = atomMetadata as AtomCategoriesMetadata;
if (atomCategoriesMetadata != null)
{
this.VisitAtomCategoriesMetadata(atomCategoriesMetadata);
return;
}
ExceptionUtilities.Assert(false, "Unrecognized ATOM metadata object {0} of type {1}.", atomMetadata.ToString(), atomMetadata.GetType().ToString());
}
public void NamedStreamReadAndEditLinkMetadataWriterTest()
{
Func <XElement, XElement> fragmentExtractor = (e) => e.Elements(TestAtomConstants.AtomXNamespace + "link").Last();
var allTestCases = linkMetadataTestCases.ConcatSingle(incorrectMediaTypeLinkMetadataTestCases).ConcatSingle(incorrectTitleLinkMetadataTestCases);
var readLinkTestDescriptors = allTestCases.Select(testCase =>
{
ODataEntry entry = ObjectModelUtils.CreateDefaultEntryWithAtomMetadata();
ODataStreamReferenceValue streamReferenceValue = new ODataStreamReferenceValue()
{
ReadLink = new Uri(readLinkHref),
ContentType = linkMediaType,
};
AtomStreamReferenceMetadata streamReferenceMetadata = new AtomStreamReferenceMetadata()
{
SelfLink = testCase.LinkMetadata("http://docs.oasis-open.org/odata/ns/mediaresource/Stream", readLinkHref)
};
streamReferenceValue.SetAnnotation <AtomStreamReferenceMetadata>(streamReferenceMetadata);
entry.Properties = new ODataProperty[]
{
new ODataProperty {
Name = "Id", Value = 1
},
new ODataProperty {
Name = "Stream", Value = streamReferenceValue
}
};
return(new PayloadWriterTestDescriptor <ODataItem>(this.Settings, entry, testConfiguration =>
new AtomWriterTestExpectedResults(this.Settings.ExpectedResultSettings)
{
Xml = testCase.ExpectedXml == null ? null : testCase.ExpectedXml("http://docs.oasis-open.org/odata/ns/mediaresource/Stream", readLinkHref, "Stream", linkMediaType),
ExpectedException2 = testCase.ExpectedException == null ? null : testCase.ExpectedException("http://docs.oasis-open.org/odata/ns/mediaresource/Stream", readLinkHref),
FragmentExtractor = fragmentExtractor
}));
});
var editLinkTestDescriptors = allTestCases.Select(testCase =>
{
ODataEntry entry = ObjectModelUtils.CreateDefaultEntryWithAtomMetadata();
ODataStreamReferenceValue streamReferenceValue = new ODataStreamReferenceValue()
{
ReadLink = new Uri(readLinkHref),
EditLink = new Uri(editLinkHref),
ContentType = linkMediaType,
};
AtomStreamReferenceMetadata streamReferenceMetadata = new AtomStreamReferenceMetadata()
{
EditLink = testCase.LinkMetadata("http://docs.oasis-open.org/odata/ns/edit-media/Stream", editLinkHref)
};
streamReferenceValue.SetAnnotation <AtomStreamReferenceMetadata>(streamReferenceMetadata);
entry.Properties = new ODataProperty[]
{
new ODataProperty {
Name = "Id", Value = 1
},
new ODataProperty {
Name = "Stream", Value = streamReferenceValue
}
};
return(new PayloadWriterTestDescriptor <ODataItem>(this.Settings, entry, testConfiguration =>
new AtomWriterTestExpectedResults(this.Settings.ExpectedResultSettings)
{
Xml = testCase.ExpectedXml == null ? null : testCase.ExpectedXml("http://docs.oasis-open.org/odata/ns/edit-media/Stream", editLinkHref, "Stream", linkMediaType),
ExpectedException2 = testCase.ExpectedException == null ? null : testCase.ExpectedException("http://docs.oasis-open.org/odata/ns/edit-media/Stream", editLinkHref),
FragmentExtractor = fragmentExtractor
}));
});
var testDescriptors = readLinkTestDescriptors.Concat(editLinkTestDescriptors);
this.CombinatorialEngineProvider.RunCombinations(
testDescriptors.PayloadCases(WriterPayloads.EntryPayloads),
this.WriterTestConfigurationProvider.AtomFormatConfigurations
.Where(tc => !tc.IsRequest),
(testDescriptor, testConfiguration) =>
{
testConfiguration = testConfiguration.Clone();
testConfiguration.MessageWriterSettings.SetServiceDocumentUri(ServiceDocumentUri);
TestWriterUtils.WriteAndVerifyODataPayload(testDescriptor, testConfiguration, this.Assert, this.Logger);
});
}
