/// <summary>
/// Annotates the payload element with atom:updated value.
/// </summary>
/// <param name="payloadElement">The payload element to annotate.</param>
/// <param name="updatedValue">The value of the atom:update element.</param>
/// <returns>The payload element with the annotation applied.</returns>
public static T AtomUpdated <T>(this T payloadElement, string updatedValue) where T : ODataPayloadElement
{
ExceptionUtilities.CheckArgumentNotNull(payloadElement, "payloadElement");
payloadElement.Annotations.Add(XmlTreeAnnotation.Atom(TestAtomConstants.AtomUpdatedElementName, updatedValue));
return(payloadElement);
}
/// <summary>
/// Annotates the resource collection with out-of-line app:categories values.
/// </summary>
/// <param name="resourceCollection">The resource collection to annotate.</param>
/// <param name="uri">The value of the app:categories href property.</param>
/// <returns>The resource collection with the annotation applied.</returns>
public static ResourceCollectionInstance AppOutOfLineCategories(this ResourceCollectionInstance resourceCollection, string uri)
{
ExceptionUtilities.CheckArgumentNotNull(resourceCollection, "resourceCollection");
resourceCollection.AddAnnotation(CreateAppElement("categories", null, XmlTreeAnnotation.AtomAttribute(TestAtomConstants.AtomHRefAttributeName, uri)));
return(resourceCollection);
}
/// <summary>
/// Annotates the entry with atom:published values.
/// </summary>
/// <param name="entry">The entry to annotate.</param>
/// <param name="publishedDate">The value of the atom:published element.</param>
/// <returns>The feed with the annotation applied.</returns>
public static EntityInstance AtomPublished(this EntityInstance entry, string publishedDate)
{
ExceptionUtilities.CheckArgumentNotNull(entry, "entry");
entry.AddAnnotation(XmlTreeAnnotation.Atom(TestAtomConstants.AtomPublishedElementName, publishedDate));
return(entry);
}
/// <summary>
/// Annotates the feed with atom:logo values.
/// </summary>
/// <param name="feed">The feed to annotate.</param>
/// <param name="uri">The value of the atom:logo element.</param>
/// <returns>The feed with the annotation applied.</returns>
public static EntitySetInstance AtomLogo(this EntitySetInstance feed, string uri)
{
ExceptionUtilities.CheckArgumentNotNull(feed, "feed");
feed.AddAnnotation(XmlTreeAnnotation.Atom(TestAtomConstants.AtomLogoElementName, uri));
return(feed);
}
private static AtomGeneratorMetadata CreateGeneratorMetadata(XmlTreeAnnotation epmTree)
{
AtomGeneratorMetadata metadata = new AtomGeneratorMetadata()
{
Name = epmTree.PropertyValue
};
foreach (XmlTreeAnnotation attribute in epmTree.Children.Where(child => child.IsAttribute))
{
if (string.IsNullOrEmpty(attribute.NamespaceName))
{
string localName = attribute.LocalName;
if (localName == TestAtomConstants.AtomGeneratorUriAttributeName)
{
metadata.Uri = string.IsNullOrEmpty(attribute.PropertyValue) ? null : new Uri(attribute.PropertyValue);
}
else if (localName == TestAtomConstants.AtomGeneratorVersionAttributeName)
{
metadata.Version = attribute.PropertyValue;
}
else
{
throw new NotSupportedException("Unsupported metadata '" + localName + "' found for a generator.");
}
}
}
return(metadata);
}
/// <summary>
/// Normalizes a workspace or resource collection's Atom title property value so that it matches the element's title annotation.
/// </summary>
/// <param name="payloadElement">The payload element to normalize</param>
/// <param name="titlePropertyValue">The value of the payload element's title property</param>
/// <param name="setPropertyValue">Delegate for setting the payload element's title property</param>
private void NormalizeTitleValue(ODataPayloadElement payloadElement, string titlePropertyValue, Action <string> setPropertyValue)
{
XmlTreeAnnotation titleXmlTreeAnnotation = payloadElement.Annotations
.OfType <XmlTreeAnnotation>()
.SingleOrDefault(a => a.LocalName.Equals(TestAtomConstants.AtomTitleElementName));
if (titlePropertyValue != null)
{
if (titleXmlTreeAnnotation != null)
{
string titleAnnotationValue = titleXmlTreeAnnotation.PropertyValue;
if (titleAnnotationValue == null)
{
titleXmlTreeAnnotation.PropertyValue = titlePropertyValue;
}
else
{
ExceptionUtilities.Assert(titlePropertyValue == titleAnnotationValue, "Title in workspace or resource collection has different values : Property=" + titlePropertyValue + ", Annotation=" + titleAnnotationValue);
}
}
else
{
payloadElement.AtomTitle(titlePropertyValue, TestAtomConstants.AtomTextConstructTextKind);
}
}
else if (titleXmlTreeAnnotation != null)
{
setPropertyValue(titleXmlTreeAnnotation.PropertyValue);
}
}
private static void SerializeXmlTree(XmlTreeAnnotation xmlTree, XElement parent)
{
ExceptionUtilities.CheckArgumentNotNull(xmlTree, "xmlTree");
XNamespace targetNamespace = XNamespace.Get(xmlTree.NamespaceName);
if (xmlTree.IsAttribute)
{
CreateAttribute(parent, xmlTree.LocalName, xmlTree.NamespaceName, xmlTree.PropertyValue);
}
else
{
XElement element = parent.Element(targetNamespace.GetName(xmlTree.LocalName));
// create new element for repeatable elements
if (element == null || IsRepeatableElement(element))
{
element = CreateElement(parent, xmlTree.NamespacePrefix, xmlTree.LocalName, xmlTree.NamespaceName);
}
foreach (var child in xmlTree.Children)
{
SerializeXmlTree(child, element);
}
if (xmlTree.PropertyValue != null)
{
element.Value = xmlTree.PropertyValue;
}
}
}
public static T WithDefaultAtomIDAnnotation <T>(this T payloadElement)
where T : ODataPayloadElement
{
XmlTreeAnnotation id = XmlTreeAnnotation.Atom(TestAtomConstants.AtomIdElementName, "urn:" + TestAtomConstants.AtomGuid);
payloadElement.Annotations.Add(id);
return(payloadElement);
}
/// <summary>
/// Annotates an ODataPayloadElement with an Atom Text construct.
/// </summary>
/// <typeparam name="T">The type of ODataPayloadElement.</typeparam>
/// <param name="payloadElement">The payload element to annotate.</param>
/// <param name="elementName">The name of the Text element.</param>
/// <param name="textValue">The value of the Text element.</param>
/// <returns>The payload element with annotation applied.</returns>
private static T AtomText <T>(this T payloadElement, string elementName, string textValue, string textType) where T : ODataPayloadElement
{
ExceptionUtilities.CheckArgumentNotNull(payloadElement, "payloadElement");
var textAttributes = CreateAtomAttributes(new KeyValuePair <string, string>(TestAtomConstants.AtomTypeAttributeName, textType));
payloadElement.AddAnnotation(XmlTreeAnnotation.Atom(elementName, textValue, textAttributes));
return(payloadElement);
}
private static T WithDefaultAtomTitleAnnotation <T>(this T payloadElement)
where T : ODataPayloadElement
{
XmlTreeAnnotation title = XmlTreeAnnotation.Atom("title", null);
title.Children.Add(XmlTreeAnnotation.AtomAttribute("type", "text"));
payloadElement.Annotations.Add(title);
return(payloadElement);
}
private static T WithDefaultAtomUpdatedAnnotation <T>(this T payloadElement)
where T : ODataPayloadElement
{
XmlTreeAnnotation updated = XmlTreeAnnotation.Atom(TestAtomConstants.AtomUpdatedElementName,
"2013-08-13T01:03:16.7800000-7");
payloadElement.Annotations.Add(updated);
return(payloadElement);
}
/// <summary>
/// Converts the ATOM metadata annotation of stream properties and assocation links
/// into XmlTree annotations and removes the stream properties/association links from the payload.
/// </summary>
/// <param name="payloadElement">The entity instance to visit.</param>
public override void Visit(EntityInstance payloadElement)
{
IEnumerable <PropertyInstance> properties = payloadElement.Properties;
if (properties != null)
{
// First remove all the stream properties in request payloads
if (this.readerTestConfiguration.IsRequest)
{
List <NamedStreamInstance> streamProperties = properties.OfType <NamedStreamInstance>().ToList();
foreach (var streamProperty in streamProperties)
{
// Edit link
string editRelationValue = TestAtomConstants.ODataStreamPropertyEditMediaRelatedLinkRelationPrefix + streamProperty.Name;
XmlTreeAnnotation annotation = GetStreamPropertyLinkXmlTreeAnnotation(streamProperty, editRelationValue);
if (annotation != null)
{
payloadElement.AddAnnotation(annotation);
}
// Self link
string sourceRelationValue = TestAtomConstants.ODataStreamPropertyMediaResourceRelatedLinkRelationPrefix + streamProperty.Name;
annotation = GetStreamPropertyLinkXmlTreeAnnotation(streamProperty, sourceRelationValue);
if (annotation != null)
{
payloadElement.AddAnnotation(annotation);
}
payloadElement.Remove(streamProperty);
}
}
// Then also convert the association links of navigation properties and
// remove all navigation properties that do not have a URI - for request
if (this.readerTestConfiguration.IsRequest)
{
List <NavigationPropertyInstance> navigationProperties = properties.OfType <NavigationPropertyInstance>().ToList();
foreach (var navProperty in navigationProperties)
{
XmlTreeAnnotation annotation = GetAssociationLinkXmlTreeAnnotation(navProperty.AssociationLink);
navProperty.AssociationLink = null;
if (navProperty.Value == null)
{
payloadElement.Remove(navProperty);
}
if (annotation != null)
{
payloadElement.AddAnnotation(annotation);
}
}
}
}
base.Visit(payloadElement);
}
/// <summary>
/// Creates an annotation representing an atom:category element.
/// </summary>
/// <param name="term">The value of the atom:category's term property.</param>
/// <param name="scheme">The value of the atom:category's scheme property.</param>
/// <param name="label">The value of the atom:category's label property.</param>
/// <returns>An annotation representing the atom:category.</returns>
public static XmlTreeAnnotation AtomCategory(string term, string scheme, string label)
{
var categoryAttributes = CreateAtomAttributes(
new KeyValuePair <string, string>(TestAtomConstants.AtomCategoryTermAttributeName, term),
new KeyValuePair <string, string>(TestAtomConstants.AtomCategorySchemeAttributeName, scheme),
new KeyValuePair <string, string>(TestAtomConstants.AtomCategoryLabelAttributeName, label));
return(XmlTreeAnnotation.Atom(TestAtomConstants.AtomCategoryElementName, null, categoryAttributes));
}
/// <summary>
/// Creates the XmlTreeAnnotation annotations that represent the attributes with non-null values.
/// </summary>
/// <param name="attributeNameValuePairs">The attribute name-value pairs to convert to Atom attribute annotations.</param>
/// <returns>An XmlTreeAnnotation for each non-null value attribute.</returns>
private static XmlTreeAnnotation[] CreateAtomAttributes(params KeyValuePair <string, string>[] attributeNameValuePairs)
{
var atomAttributes = new List <XmlTreeAnnotation>();
foreach (var attribute in attributeNameValuePairs.Where(p => p.Value != null))
{
atomAttributes.Add(XmlTreeAnnotation.AtomAttribute(attribute.Key, attribute.Value));
}
return(atomAttributes.ToArray());
}
/// <summary>
/// Creates the XmlTreeAnnotation annotations that represent the elements with non-null values.
/// </summary>
/// <param name="attributeNameValuePairs">The element name-value pairs to convert to Atom element annotations.</param>
/// <returns>An XmlTreeAnnotation for each non-null value element.</returns>
private static XmlTreeAnnotation[] CreateAtomElements(params KeyValuePair <string, string>[] elementNameValuePairs)
{
var atomElements = new List <XmlTreeAnnotation>();
foreach (var element in elementNameValuePairs.Where(p => p.Value != null))
{
atomElements.Add(XmlTreeAnnotation.Atom(element.Key, element.Value));
}
return(atomElements.ToArray());
}
/// <summary>
/// Annotates the feed with atom:generator values.
/// </summary>
/// <param name="feed">The feed to annotate.</param>
/// <param name="name">The value of the atom:generator element.</param>
/// <param name="uri">The value of the atom:generator's URI property.</param>
/// <param name="version">The value of the atom:generator's version property.</param>
/// <returns>The feed with the annotation applied.</returns>
public static EntitySetInstance AtomGenerator(this EntitySetInstance feed, string name, string uri, string version)
{
ExceptionUtilities.CheckArgumentNotNull(feed, "feed");
var generatorAttributes = CreateAtomAttributes(
new KeyValuePair <string, string>(TestAtomConstants.AtomGeneratorUriAttributeName, uri),
new KeyValuePair <string, string>(TestAtomConstants.AtomGeneratorVersionAttributeName, version));
feed.AddAnnotation(XmlTreeAnnotation.Atom(TestAtomConstants.AtomGeneratorElementName, name, generatorAttributes));
return(feed);
}
/// <summary>
/// Computes the XmlTreeAnnotation for an association link.
/// </summary>
/// <param name="associationLink">The association link to compute the stream property for.</param>
/// <returns>The <see cref="XmlTreeAnnotation"/> for the link specified in <paramref name="associationLink"/>.</returns>
private XmlTreeAnnotation GetAssociationLinkXmlTreeAnnotation(DeferredLink associationLink)
{
if (associationLink == null)
{
return(null);
}
// Add all the attributes that are already stored on the association link as annotations
List <XmlTreeAnnotation> attributes = new List <XmlTreeAnnotation>();
attributes.AddRange(associationLink.Annotations.OfType <XmlTreeAnnotation>().Where(a => a.IsAttribute));
return(XmlTreeAnnotation.Atom(TestAtomConstants.AtomLinkElementName, null, attributes.ToArray()));
}
/// <summary>
/// Annotates an ODataPayloadElement with an Atom Person construct.
/// </summary>
/// <typeparam name="T">The type of ODataPayloadElement.</typeparam>
/// <param name="payloadElement">The payload element to annotate.</param>
/// <param name="elementName">The name of the Person element.</param>
/// <param name="personName">The value of the Person's Name property.</param>
/// <param name="personUri">The value of the Person's Uri property.</param>
/// <param name="personEmail">The value of the Person's Email Address property.</param>
/// <returns>The payload element with annotation applied.</returns>
private static T AtomPerson <T>(this T payloadElement, string elementName, string personName, string personUri, string personEmail) where T : ODataPayloadElement
{
ExceptionUtilities.CheckArgumentNotNull(payloadElement, "payloadElement");
var personChildren = CreateAtomElements(
new KeyValuePair <string, string>(TestAtomConstants.AtomPersonNameElementName, personName),
new KeyValuePair <string, string>(TestAtomConstants.AtomPersonUriElementName, personUri),
new KeyValuePair <string, string>(TestAtomConstants.AtomPersonEmailElementName, personEmail));
XmlTreeAnnotation person = XmlTreeAnnotation.Atom(elementName, null, personChildren);
payloadElement.AddAnnotation(person);
return(payloadElement);
}
/// <summary>
/// Annotates the payload element with a link annotation and adds the given atom:link attribute values as children on that annotation.
/// </summary>
/// <param name="payloadElement">The payload element to annotate.</param>
/// <param name="href">The value of the atom:link's href property</param>
/// <param name="rel">The value of the atom:link's rel property</param>
/// <param name="type">The value of the atom:link's type property</param>
/// <param name="hrefLang">The optional value of the atom:link's hrefLang property</param>
/// <param name="title">The optional value of the atom:link's title property</param>
/// <param name="length">The optional value of the atom:link's length property</param>
/// <returns>The payload element with the annotation applied.</returns>
public static T AtomLink <T>(this T payloadElement, string href, string rel, string type, string hrefLang = null, string title = null, string length = null) where T : ODataPayloadElement
{
ExceptionUtilities.CheckArgumentNotNull(payloadElement, "payloadElement");
var linkAttributes = CreateAtomAttributes(
new KeyValuePair <string, string>(TestAtomConstants.AtomLinkHrefAttributeName, href),
new KeyValuePair <string, string>(TestAtomConstants.AtomLinkRelationAttributeName, rel),
new KeyValuePair <string, string>(TestAtomConstants.AtomLinkTypeAttributeName, type),
new KeyValuePair <string, string>(TestAtomConstants.AtomLinkHrefLangAttributeName, hrefLang),
new KeyValuePair <string, string>(TestAtomConstants.AtomLinkTitleAttributeName, title),
new KeyValuePair <string, string>(TestAtomConstants.AtomLinkLengthAttributeName, length));
payloadElement.AddAnnotation(XmlTreeAnnotation.Atom(TestAtomConstants.AtomLinkElementName, null, linkAttributes));
return(payloadElement);
}
/// <summary>
/// Annotates the entry with atom:source values.
/// </summary>
/// <param name="entry">The entry to annotate.</param>
/// <param name="sourceFeed">The feed containing metadata to copy.</param>
/// <returns>The entry with the annotation applied.</returns>
public static EntityInstance AtomSource(this EntityInstance entry, EntitySetInstance sourceFeed)
{
ExceptionUtilities.CheckArgumentNotNull(entry, "entry");
ExceptionUtilities.CheckArgumentNotNull(sourceFeed, "sourceFeed");
var sourceAnnotations = sourceFeed.Annotations.OfType <XmlTreeAnnotation>();
entry.AddAnnotation(
XmlTreeAnnotation.Atom(
TestAtomConstants.AtomSourceElementName,
null,
sourceAnnotations.Select(a => (XmlTreeAnnotation)a.Clone()).ToArray()));
return(entry);
}
/// <summary>
/// Normalizes navigation property specific atom metadata.
/// </summary>
/// <param name="payloadElement">The payload element to normalize.</param>
public override void Visit(NavigationPropertyInstance payloadElement)
{
DeferredLink deferredLink = payloadElement.Value as DeferredLink;
if (deferredLink != null)
{
// If there is a type annotation specified as a XmlTreeAnnotion, copy its value over to a ContentTypeAnnotation as well.
XmlTreeAnnotation typeAnnotation = deferredLink.Annotations.OfType <XmlTreeAnnotation>().SingleOrDefault(a => a.LocalName == TestAtomConstants.AtomLinkTypeAttributeName);
if (typeAnnotation != null)
{
deferredLink.WithContentType(typeAnnotation.PropertyValue);
}
}
base.Visit(payloadElement);
}
/// <summary>
/// Computes the XmlTreeAnnotation for a stream property from the <see cref="NamedStreamAtomLinkMetadataAnnotation"/>.
/// </summary>
/// <param name="streampProperty">The stream property to compute the Xml annotation for.</param>
/// <param name="relation">The relation of the link we are converting</param>
/// <returns>The <see cref="XmlTreeAnnotation"/> for the link with the specified <paramref name="relation"/>.</returns>
private XmlTreeAnnotation GetStreamPropertyLinkXmlTreeAnnotation(NamedStreamInstance streampProperty, string relation)
{
// Look it up again since it was created above.
NamedStreamAtomLinkMetadataAnnotation linkAnnotation = streampProperty.Annotations.OfType <NamedStreamAtomLinkMetadataAnnotation>().SingleOrDefault(a => a.Relation == relation);
if (linkAnnotation == null)
{
return(null);
}
List <XmlTreeAnnotation> attributes = new List <XmlTreeAnnotation>();
if (linkAnnotation.Href != null)
{
attributes.Add(XmlTreeAnnotation.AtomAttribute(TestAtomConstants.AtomLinkHrefAttributeName, linkAnnotation.Href));
}
if (linkAnnotation.HrefLang != null)
{
attributes.Add(XmlTreeAnnotation.AtomAttribute(TestAtomConstants.AtomLinkHrefLangAttributeName, linkAnnotation.HrefLang));
}
if (linkAnnotation.Length != null)
{
attributes.Add(XmlTreeAnnotation.AtomAttribute(TestAtomConstants.AtomLinkLengthAttributeName, linkAnnotation.Length));
}
if (linkAnnotation.Relation != null)
{
attributes.Add(XmlTreeAnnotation.AtomAttribute(TestAtomConstants.AtomLinkRelationAttributeName, linkAnnotation.Relation));
}
if (linkAnnotation.Title != null)
{
attributes.Add(XmlTreeAnnotation.AtomAttribute(TestAtomConstants.AtomLinkTitleAttributeName, linkAnnotation.Title));
}
if (linkAnnotation.Type != null)
{
attributes.Add(XmlTreeAnnotation.AtomAttribute(TestAtomConstants.AtomLinkTypeAttributeName, linkAnnotation.Type));
}
return(XmlTreeAnnotation.Atom(TestAtomConstants.AtomLinkElementName, null, attributes.ToArray()));
}
/// <summary>
/// Converts the Object Model representation of Atom link metadata into appropriate annotations for a payload element representing a link.
/// </summary>
/// <param name="linkMetadata">The Atom link metadata, in Object Model representation, to convert.</param>
/// <param name="linkPayloadElement">The link payload element to annotate.</param>
/// <remarks>This method is only for use with payload elements that represent links, as it will skip over the root link annotation.</remarks>
private static void ConvertAtomLinkChildrenMetadata(AtomLinkMetadata linkMetadata, ODataPayloadElement linkPayloadElement)
{
ExceptionUtilities.CheckArgumentNotNull(linkMetadata, "linkMetadata");
ExceptionUtilities.CheckArgumentNotNull(linkPayloadElement, "linkPayloadElement");
// Since the payload element already represents a link, we annotate a temporary element
// and copy the "children" annotations onto the actual payload element.
var tempPayloadElement = new EntityInstance();
ExceptionUtilities.Assert(!tempPayloadElement.Annotations.OfType <XmlTreeAnnotation>().Any(), "Payload element should not have XmlTreeAnnotations after construction");
ConvertAtomLinkMetadata(linkMetadata, tempPayloadElement);
XmlTreeAnnotation linkAnnotation = tempPayloadElement.Annotations.OfType <XmlTreeAnnotation>().Single();
foreach (XmlTreeAnnotation childAnnotation in linkAnnotation.Children)
{
linkPayloadElement.AddAnnotation(childAnnotation);
}
}
/// <summary>
/// Normalizes an Atom link property value between an XmlTreeAnnotation and another property.
/// </summary>
/// <typeparam name="T">The type of payload element.</typeparam>
/// <param name="payloadElement">The payload element to normalize.</param>
/// <param name="relationValue">The relation value of the link to normalize.</param>
/// <param name="attributeName">The name of the link attribute to normalize.</param>
/// <param name="getOtherLinkValue">Function for retrieving the other value for the link property.</param>
/// <param name="setOtherLinkValue">Delegate for setting the other value for the link property.</param>
private void NormalizeLinkValue <T>(T payloadElement, string relationValue, string attributeName, Func <T, string> getOtherLinkValue, Action <T, string> setOtherLinkValue) where T : ODataPayloadElement
{
string otherLinkValue = getOtherLinkValue(payloadElement);
XmlTreeAnnotation linkXmlTreeAnnotation = payloadElement.Annotations
.OfType <XmlTreeAnnotation>()
.SingleOrDefault(a => a.LocalName.Equals(TestAtomConstants.AtomLinkElementName) && HasAttribute(a, TestAtomConstants.AtomLinkRelationAttributeName, relationValue));
if (otherLinkValue != null)
{
if (linkXmlTreeAnnotation != null)
{
var linkAttribute = GetAttributeAnnotation(linkXmlTreeAnnotation, attributeName);
if (linkAttribute == null)
{
linkXmlTreeAnnotation.Children.Add(XmlTreeAnnotation.AtomAttribute(attributeName, otherLinkValue));
}
else if (linkAttribute.PropertyValue != otherLinkValue)
{
ExceptionUtilities.Assert(otherLinkValue.Equals(linkAttribute.PropertyValue), attributeName + " value for link '" + relationValue + "' does not match value on Xml Tree");
}
}
else
{
// Add an xml tree annotation to match the value from the other source.
payloadElement.Add(
XmlTreeAnnotation.Atom(
TestAtomConstants.AtomLinkElementName,
null,
XmlTreeAnnotation.AtomAttribute(TestAtomConstants.AtomLinkRelationAttributeName, relationValue),
XmlTreeAnnotation.AtomAttribute(attributeName, otherLinkValue)));
}
}
else if (linkXmlTreeAnnotation != null)
{
// Set the other source to match the atom:link href value of the annotation
var linkAttribute = GetAttributeAnnotation(linkXmlTreeAnnotation, attributeName);
if (linkAttribute != null)
{
setOtherLinkValue(payloadElement, linkAttribute.PropertyValue);
}
}
}
/// <summary>
/// Annotates a payload element representing a link with atom:link attribute values.
/// </summary>
/// <param name="linkPayloadElement">The payload element to annotate.</param>
/// <param name="href">The value of the atom:link's href property</param>
/// <param name="rel">The value of the atom:link's rel property</param>
/// <param name="type">The value of the atom:link's type property</param>
/// <param name="hrefLang">The optional value of the atom:link's hrefLang property</param>
/// <param name="title">The optional value of the atom:link's title property</param>
/// <param name="length">The optional value of the atom:link's length property</param>
/// <returns>The payload element with the annotation applied.</returns>
public static T AtomLinkAttributes <T>(this T linkPayloadElement, string href, string rel, string type, string hrefLang = null, string title = null, string length = null) where T : ODataPayloadElement
{
ExceptionUtilities.CheckArgumentNotNull(linkPayloadElement, "linkPayloadElement");
// Since the payload element already represents a link, we annotate a temporary element
// and copy the "children" annotations onto the actual payload element.
var tempPayloadElement = new EntityInstance();
ExceptionUtilities.Assert(!tempPayloadElement.Annotations.OfType <XmlTreeAnnotation>().Any(), "Payload element should not have XmlTreeAnnotations after construction");
tempPayloadElement.AtomLink(href, rel, type, hrefLang, title, length);
XmlTreeAnnotation linkAnnotation = tempPayloadElement.Annotations.OfType <XmlTreeAnnotation>().Single();
foreach (XmlTreeAnnotation childAnnotation in linkAnnotation.Children)
{
linkPayloadElement.AddAnnotation(childAnnotation);
}
return(linkPayloadElement);
}
private bool CompareAnnotation(ODataPayloadElementAnnotation expectedAnnotation, ODataPayloadElementAnnotation observedAnnotation, out string errorMessage)
{
try
{
errorMessage = null;
this.Assert.AreEqual(expectedAnnotation.GetType(), observedAnnotation.GetType(), "Annotation types should be same");
if (expectedAnnotation is XmlTreeAnnotation)
{
XmlTreeAnnotation e = expectedAnnotation as XmlTreeAnnotation;
XmlTreeAnnotation o = observedAnnotation as XmlTreeAnnotation;
this.Assert.IsNotNull(o, "Observed annotation cannot be null");
this.Assert.AreEqual(e.LocalName, o.LocalName, "Local names should match");
this.Assert.AreEqual(e.NamespaceName, o.NamespaceName, "Namespace names should be equal");
this.Assert.AreEqual(e.PropertyValue, o.PropertyValue, "Property values must be equal");
this.Assert.AreEqual(e.IsAttribute, o.IsAttribute, "IsAttribute values should be equal");
this.Assert.AreEqual(e.Children.Count, o.Children.Count, "Children count must be equal");
Compare(e.Children.Cast <ODataPayloadElementAnnotation>().ToList(), o.Children.Cast <ODataPayloadElementAnnotation>().ToList());
}
else if (expectedAnnotation is SelfLinkAnnotation)
{
SelfLinkAnnotation e = expectedAnnotation as SelfLinkAnnotation;
SelfLinkAnnotation o = observedAnnotation as SelfLinkAnnotation;
this.Assert.IsNotNull(o, "Observed annotation cannot be null");
this.Assert.AreEqual(e.Value, o.Value, "Values should match");
}
else if (expectedAnnotation is ContentTypeAnnotation)
{
ContentTypeAnnotation e = expectedAnnotation as ContentTypeAnnotation;
ContentTypeAnnotation o = observedAnnotation as ContentTypeAnnotation;
this.Assert.IsNotNull(o, "Observed annotation cannot be null");
this.Assert.AreEqual(e.Value, o.Value, "Values should match");
}
return(true);
}
catch (DataComparisonException e)
{
errorMessage = "Message: " + e.Message + " Exception type:" + e.GetType() + " Stack:" + e.StackTrace;
return(false);
}
}
/// <summary>
/// Builds the entity-property-mapping tree represented by the given xml element
/// </summary>
/// <param name="element">The element to build from</param>
/// <returns>The entity-property-mapping tree</returns>
private XmlTreeAnnotation BuildEpmTree(XElement element)
{
var mappedProperty = new XmlTreeAnnotation()
{
IsAttribute = false,
LocalName = element.Name.LocalName,
NamespaceName = element.Name.NamespaceName,
NamespacePrefix = element.GetPrefixOfNamespace(element.Name.Namespace),
PropertyValue = element.Nodes().OfType <XText>().Select(t => t.Value).SingleOrDefault(),
};
foreach (var subElement in element.Elements())
{
mappedProperty.Children.Add(this.BuildEpmTree(subElement));
}
foreach (var attribute in element.Attributes().Where(a => !a.IsNamespaceDeclaration))
{
mappedProperty.Children.Add(this.BuildEpmTree(attribute));
}
return(mappedProperty);
}
/// <summary>
/// Visits the payload element
/// </summary>
/// <param name="payloadElement">The payload element to visit</param>
public override void Visit(EntitySetInstance payloadElement)
{
ExceptionUtilities.CheckArgumentNotNull(payloadElement, "payloadElement");
XmlTreeAnnotation updated = XmlTreeAnnotation.Atom(TestAtomConstants.AtomUpdatedElementName, "2013-08-13T01:03:16.7800000");
updated.SetValueEqualityFunc((obj1, obj2) =>
{
return(true);
});
payloadElement.Annotations.Add(updated);
payloadElement.Add(XmlTreeAnnotation.Atom("title", null));
//If a feed is empty it must have an author
bool feedEmpty = payloadElement.Count == 0;
if (feedEmpty)
{
XmlTreeAnnotation author = XmlTreeAnnotation.Atom(TestAtomConstants.AtomAuthorElementName,
null, XmlTreeAnnotation.Atom(TestAtomConstants.AtomAuthorNameElementName, null));
payloadElement.Annotations.Add(author);
}
base.Visit(payloadElement);
}
/// <summary>
/// Searches the tree annotation for an attribute of specific name and value.
/// </summary>
/// <param name="annotation">The tree annotation to search.</param>
/// <param name="attributeName">The name of attribute to find.</param>
/// <param name="attributeValue">The value of attribute to find.</param>
/// <returns>true if the specified attribute name/value was found, false otherwise.</returns>
private static bool HasAttribute(XmlTreeAnnotation annotation, string attributeName, string attributeValue)
{
return(annotation.Children.Any(a => a.IsAttribute && a.LocalName == attributeName && a.PropertyValue == attributeValue));
}
/// <summary>
/// Retrieves the attribute annotation that is an immediate child of the tree annotation.
/// </summary>
/// <param name="annotation">The tree annotation to search.</param>
/// <param name="attributeName">The name of the attribute to retrieve.</param>
/// <returns>The specified attribute annotation, or null if no matching attributes found.</returns>
private static XmlTreeAnnotation GetAttributeAnnotation(XmlTreeAnnotation annotation, string attributeName)
{
return(annotation.Children.SingleOrDefault(a => a.IsAttribute && a.LocalName.Equals(attributeName)));
}