private bool CreateKeyedResourceInstance(ResourceContainer container, ResourceType resourceType, out KeyExpression key, out KeyedResourceInstance newResource)
{
int retryCount = 5;
if (!_existingKeyMap.Keys.Contains(container))
{
_existingKeyMap.Add(container, new KeyExpressions());
}
newResource = resourceType.CreateRandomResource(container, new KeyExpressions(), false); // should not make request
key = newResource.ResourceInstanceKey.CreateKeyExpression(container, resourceType);
while (_existingKeyMap[container].Contains(key) && retryCount > 0)
{
newResource.ResourceInstanceKey = ResourceInstanceUtil.CreateUniqueKey(container, resourceType, new KeyExpressions(), new KeyExpressions());
key = newResource.ResourceInstanceKey.CreateKeyExpression(container, resourceType);
retryCount--;
}
if (retryCount == 0)
{
newResource = null;
key = null;
return(false);
}
_existingKeyMap[container].Add(key);
_existingEntityMap[key] = newResource;
return(true);
}
/// <summary>
/// Implements IDataInserter.AddEntity by generating a IUpdatable.CreateResource call and multiple IUpdatable.SetValue calls
/// </summary>
/// <param name="key">Key expression for new entity</param>
/// <param name="entity">Update tree for new entity</param>
public void AddEntity(KeyExpression key, KeyedResourceInstance entity)
{
// generate a variable name for this entity and save it
//
int entityID = entityIDs.Count;
entityIDs[entity] = entityID;
string entityObjectName = "entity" + entityID;
// code-gen the CreateResource and SetValue calls
//
code.AppendLine("//Adding entity");
foreach (string line in WriteObject(entityObjectName, entity))
{
code.AppendLine(line);
}
code.AppendLine(entityListName + ".Add(" + entityObjectName + ");");
code.AppendLine(string.Empty);
// Fire the event
//
if (this.OnAddingEntity != null)
{
OnAddingEntity(key, entity);
}
// ensure that a later Flush/Close will write the SaveChanges call
changesSaved = false;
}
/// <summary>
/// Implements IDataInserter.AddAssociation by generating the appropriate IUpdatable.AddReferenceToCollection or IUpdatable.SetReference call
/// </summary>
/// <param name="parent">Update tree of parent, must have already been added using AddEntity</param>
/// <param name="property">Navigation property for the association</param>
/// <param name="child">Update tree of child, must have already been added using AddEntity</param>
public void AddAssociation(KeyedResourceInstance parent, ResourceProperty property, KeyedResourceInstance child)
{
// look up the object names for these entities
//
string parentObjectName = entityListName + "[" + entityIDs[parent] + "]";
string childObjectName = entityListName + "[" + entityIDs[child] + "]";
// code-gen the appropriate IUpdatable call
//
code.AppendLine("//Adding association");
if (property.OtherAssociationEnd.Multiplicity == Multiplicity.Many)
{
code.AppendLine("updatable.AddReferenceToCollection(" + parentObjectName + ", \"" + property.Name + "\", " + childObjectName + ");");
}
else
{
code.AppendLine("updatable.SetReference(" + parentObjectName + ", \"" + property.Name + "\", " + childObjectName + ");");
}
code.AppendLine();
// Fire the event
//
if (this.OnAddingAssociation != null)
{
OnAddingAssociation(parent, property, child);
}
// ensure that a later Flush/Close will write the SaveChanges call
changesSaved = false;
}
public override KeyedResourceInstance GetSingleResourceByKey(KeyExpression keyExpression)
{
if (keyExpression.Properties.OfType <ResourceProperty>().Where(rp => rp.Type.ClrType.Equals(typeof(DateTime))).Count() > 0)
{
UriQueryBuilder uriQueryBuilder = new UriQueryBuilder(this, this.ServiceUri);
_workaroundDateTimeQuery = uriQueryBuilder.Build(Query.From(
Exp.Variable(keyExpression.ResourceContainer))
.Where(keyExpression)
.Select());
}
KeyedResourceInstance o = null;
try
{
o = SocketExceptionHandler.Execute <KeyedResourceInstance>(
() => GetSingleResourceByKeyBase(keyExpression));
}
catch (Microsoft.OData.Client.DataServiceQueryException exc)
{
if (exc.Response.StatusCode != 404)
{
throw exc;
}
// if DSV is not present, its not an Astoria-level error
if (!exc.Response.Headers.ContainsKey("OData-Version"))
{
throw exc;
}
}
return(o);
}
/// <summary>
/// Implements IDataInserter.AddEntity by creating a POST-based insert request and adding it to the batch queue
/// </summary>
/// <param name="key">Key expression for new entity</param>
/// <param name="entity">Update tree for new entity</param>
public void AddEntity(KeyExpression key, KeyedResourceInstance entity)
{
// build the request
//
ExpNode containerQuery = ContainmentUtil.BuildCanonicalQuery(key, true);
AstoriaRequest request = workspace.CreateRequest(containerQuery, entity, RequestVerb.Post);
// set ETagHeaderExpected appropriately
if (key.ResourceType.Properties.Any(p => p.Facets.ConcurrencyModeFixed))
{
request.ETagHeaderExpected = true;
}
// add it to the queue
//
queue.Add(request);
// store the content-id
//
contentIDMap[entity] = request.Headers["Content-ID"];
// fire the event
//
if (this.OnAddingEntity != null)
{
OnAddingEntity(key, entity);
}
}
private XmlElement CreateIdElement(KeyedResourceInstance keyedResourceInstance)
{
XmlElement idNode = CreateAtomElement("id");
idNode.InnerText = CreateCanonicalUri(keyedResourceInstance.ResourceInstanceKey);
return(idNode);
}
private XmlElement CreateBasicEntryElement(KeyedResourceInstance keyedResourceInstance, XmlNode parentNode)
{
XmlElement entryElement = CreateAtomElement("entry");
if (parentNode == null)
{
AddNamespacesToTopElement(entryElement);
document.AppendChild(entryElement);
}
else
{
parentNode.AppendChild(entryElement);
}
//add type attribute
if (keyedResourceInstance.IncludeTypeMetadataHint)
{
string typeName = null;
//if( this.Workspace.DataLayerProviderKind == DataLayerProviderKind.NonClr )
// typeName = keyedResourceInstance.ResourceTypeName;
//else
typeName = this.Workspace.ContextNamespace + "." + keyedResourceInstance.TypeName;
XmlElement typeElement = CreateAtomElement("category");
typeElement.SetAttribute("scheme", DataWebSchemeNamespace);
typeElement.SetAttribute("term", typeName);
entryElement.AppendChild(typeElement);
}
return(entryElement);
}
public AstoriaRequest MakeMergeRequest(AstoriaRequest request, KeyedResourceInstance resourceInstance)
{
request.Verb = RequestVerb.Patch;
request.ContentType = "application/atom+xml";
request.UpdateTree = resourceInstance;
return(request);
}
protected void Visit(ExpNode caller, ExpNode node, XmlElement parentNode)
{
nodeStack.Push(node);
if (node == null)
{
throw new ArgumentNullException("node");
}
if (node is KeyedResourceInstance && (!(node is AssociationResourceInstance)))
{
KeyedResourceInstance e = (KeyedResourceInstance)node;
CreateEntryElement(e, parentNode);
}
else if (node is AssociationResourceInstance)
{
AssociationResourceInstance e = (AssociationResourceInstance)node;
if (caller == null)
{
CreateLinkPayload(e, parentNode);
}
else
{
CreateBinding(e, parentNode);
}
}
//Below are two special cases
else if (caller == null && node is ResourceInstanceSimpleProperty)
{
this.VisitResourceInstanceSimpleProperty(node as ResourceInstanceSimpleProperty, parentNode);
}
else if (caller == null && node is ResourceInstanceComplexProperty)
{
this.VisitResourceInstanceComplexProperty(node as ResourceInstanceComplexProperty, parentNode);
}
else if (caller == null && node is ResourceInstanceNavRefProperty)
{
ResourceInstanceNavRefProperty navRef = node as ResourceInstanceNavRefProperty;
AssociationResourceInstance associationResourceInstance = navRef.TreeNode as AssociationResourceInstance;
if (associationResourceInstance != null && associationResourceInstance.Operation == AssociationOperation.Remove)
{
this.CreateUnBinding(parentNode);
}
else
{
throw new Exception("Unknown node type:" + navRef.TreeNode.GetType());
}
}
else if (caller == null && node is ResourceInstanceCollection)
{
ResourceInstanceCollection collection = node as ResourceInstanceCollection;
CreateLinksElement(collection, null);
}
else
{
throw new Exception("Unknown node type: " + node.GetType());
}
nodeStack.Pop();
}
private string GetResourceType(KeyedResourceInstance e)
{
string resourceType = e.ResourceSetName;
if (resourceType == null)
{
resourceType = e.ResourceInstanceKey.ResourceSetName;
}
return(resourceType);
}
internal static KeyedResourceInstance CreateKeyedResourceInstanceByExactClone(ResourceContainer container, ResourceType resourceType, object dataObject)
{
List <ResourceInstanceProperty> properties = new List <ResourceInstanceProperty>();
List <ResourceInstanceProperty> keyProperties = new List <ResourceInstanceProperty>();
properties.AddRange(CloneObjectToResourceInstanceProperties(resourceType.Properties.OfType <ResourceProperty>().Where(rp => rp.PrimaryKey == null && rp.IsNavigation == false), dataObject));
keyProperties.AddRange(CloneObjectToResourceInstanceProperties(resourceType.Properties.OfType <ResourceProperty>().Where(rp => rp.PrimaryKey != null && rp.IsNavigation == false), dataObject));
ResourceInstanceKey key = new ResourceInstanceKey(container, resourceType, keyProperties.ToArray());
KeyedResourceInstance keyResourceInstance = new KeyedResourceInstance(key, properties.ToArray());
return(keyResourceInstance);
}
public static KeyedResourceInstance CreateKeyedResourceInstanceByClone(ResourceContainer container, ResourceType resourceType, bool excludeRelationships)
{
Workspace workspace = container.Workspace;
//Clone for an existing resource, and update its key
KeyExpression keyExpression = workspace.GetRandomExistingKey(container, resourceType);
if (keyExpression == null)
{
return(null);
}
KeyedResourceInstance dataObject = workspace.GetSingleResourceByKey(keyExpression);
if (dataObject == null)
{
return(null);
}
ResourceInstanceKey key = null;
// if there are any non-server-generated key properties, then we need to build the key
if (keyExpression.ResourceType.Properties.Any(p => p.PrimaryKey != null && !p.Facets.ServerGenerated))
{
ResourceType newResourceType = container.ResourceTypes.Where(rt => rt.Name == dataObject.TypeName).FirstOrDefault();
key = CreateUniqueKey(container, newResourceType);
}
//Foreach property in dataObject create a ResourceProperty
List <ResourceInstanceProperty> properties = new List <ResourceInstanceProperty>();
properties.AddRange(dataObject.Properties.OfType <ResourceInstanceSimpleProperty>().ToArray());
properties.AddRange(dataObject.Properties.OfType <ResourceInstanceComplexProperty>().ToArray());
if (!excludeRelationships)
{
properties.AddRange(CloneRequiredRelationships(container, keyExpression.ResourceType, keyExpression));
}
KeyedResourceInstance keyResourceInstance = null;
if (key != null)
{
keyResourceInstance = new KeyedResourceInstance(key, properties.ToArray());
}
else
{
keyResourceInstance = new KeyedResourceInstance(dataObject.ResourceSetName, dataObject.TypeName, properties.ToArray());
}
return(keyResourceInstance);
}
public static AstoriaRequest BuildInsert(Workspace workspace, ResourceContainer container, ResourceType type,
HttpStatusCode expectedStatusCode, SerializationFormatKind format, out KeyExpression createdKey)
{
KeyedResourceInstance newResource = type.CreateRandomResource(container);
if (newResource == null)
{
newResource = ResourceInstanceUtil.CreateKeyedResourceInstanceByClone(container, type);
if (newResource == null)
{
createdKey = null;
return(null);
}
}
QueryNode query;
if (!type.Key.Properties.Any(p => p.Facets.ServerGenerated) && newResource.ResourceInstanceKey != null)
{
createdKey = newResource.ResourceInstanceKey.CreateKeyExpression(container, type);
query = ContainmentUtil.BuildCanonicalQuery(createdKey, true);
}
else
{
createdKey = null;
// the key is unknown, must be server generated
// in this case, lets hope that containment is a non-issue
query =
Query.From(Exp.Variable(container))
.Select();
if (!container.Facets.TopLevelAccess && expectedStatusCode == HttpStatusCode.Created)
{
expectedStatusCode = HttpStatusCode.BadRequest;
}
}
AstoriaRequest request = workspace.CreateRequest();
request.Verb = RequestVerb.Post;
request.Query = query;
request.UpdateTree = newResource;
request.ExpectedStatusCode = expectedStatusCode;
request.Format = format;
return(request);
}
/// <summary>
/// Implements IDataInserter.AddAssociation by creating a PUT/POST $ref request using cross-referencing, and adds it to the batch
/// </summary>
/// <param name="parent">Update tree of parent, must have already been added using AddEntity</param>
/// <param name="property">Navigation property for the association</param>
/// <param name="child">Update tree of child, must have already been added using AddEntity</param>
public void AddAssociation(KeyedResourceInstance parent, ResourceProperty property, KeyedResourceInstance child)
{
// determine which verb to use
//
RequestVerb verb;
if (property.OtherAssociationEnd.Multiplicity == Multiplicity.Many)
{
verb = RequestVerb.Post;
}
else
{
verb = RequestVerb.Put;
}
// create the request
//
AstoriaRequest request = workspace.CreateRequest();
request.Verb = verb;
// use content-id cross referencing to link them
//
string parentContentId = contentIDMap[parent];
string childContentId = contentIDMap[child];
request.URI = "$" + parentContentId + "/" + property.Name + "/$ref";
request.Payload = "<adsm:uri xmlns:adsm=\"http://docs.oasis-open.org/odata/ns/metadata\">$" + childContentId + "</adsm:uri>";
// add it to the queue
//
queue.Add(request);
// fire the event
//
if (this.OnAddingAssociation != null)
{
OnAddingAssociation(parent, property, child);
}
}
internal static ResourceInstanceKey CreateUniqueKey(ResourceContainer container, ResourceType resType, KeyExpressions relatedForeignKeys, KeyExpressions existingKeys)
{
KeyExpressions possibleRelatedForeignKeys = new KeyExpressions();
Workspace workspace = container.Workspace;
int keysGenerated = 0;
bool keyTrying = true;
ResourceInstanceKey resourceInstanceKey = null;
do
{
possibleRelatedForeignKeys = new KeyExpressions();
resourceInstanceKey = TryCreateUniqueResourceInstanceKey(container, resType, possibleRelatedForeignKeys);
KeyExpression keyExpression = resourceInstanceKey.CreateKeyExpression(container, resType);
// need to make sure its not a duplicate
//
if (existingKeys == null)
{
KeyedResourceInstance o = workspace.GetSingleResourceByKey(keyExpression);
if (o == null)
{
keyTrying = false;
}
}
else
{
keyTrying = existingKeys.Contains(keyExpression);
}
keysGenerated++;
if (keysGenerated > 25)
{
throw new Microsoft.Test.ModuleCore.TestFailedException("Unable to create a unique key");
}
}while (keyTrying);
relatedForeignKeys.Add(possibleRelatedForeignKeys);
return(resourceInstanceKey);
}
public static AstoriaRequest BuildUpdate(Workspace workspace, KeyExpression modifiedKey, bool replace, HttpStatusCode expectedStatusCode, SerializationFormatKind format)
{
if (modifiedKey == null)
{
return(null);
}
ResourceContainer container = modifiedKey.ResourceContainer;
ResourceType resourceType = modifiedKey.ResourceType;
if (replace && resourceType.Properties.Any(p => p.Facets.IsIdentity))
{
return(null);
}
string keyString = UriQueryBuilder.CreateKeyString(modifiedKey, false);
if (expectedStatusCode == HttpStatusCode.NoContent && (keyString.Contains("/") || keyString.Contains(Uri.EscapeDataString("/"))))
{
expectedStatusCode = HttpStatusCode.BadRequest;
}
QueryNode query = ContainmentUtil.BuildCanonicalQuery(modifiedKey);
List <ResourceInstanceProperty> properties = new List <ResourceInstanceProperty>();
string[] propertiesToSkip;
//Skip because setting the birthdate to a random Datetime won't work due to contraints
//if (resourceType.Name == "Employees")
// propertiesToSkip = new string[] { "BirthDate" };
////Skipping because it has some weird constraint on it
//else if (resourceType.Name == "Order_Details")
// propertiesToSkip = new string[] { "Discount" };
//else
// propertiesToSkip = new string[] { };
foreach (ResourceProperty resourceProperty in resourceType.Properties.OfType <ResourceProperty>()
.Where(p => !p.IsNavigation &&
p.PrimaryKey == null &&
!p.Facets.IsIdentity))
//&& !p.IsComplexType
//&& !propertiesToSkip.Contains(p.Name)))
{
properties.Add(resourceProperty.CreateRandomResourceInstanceProperty());
}
if (!properties.Any())
{
return(null);
}
KeyedResourceInstance resourceInstance = new KeyedResourceInstance(
ResourceInstanceKey.ConstructResourceInstanceKey(modifiedKey),
properties.ToArray());
AstoriaRequest request = workspace.CreateRequest();
request.Verb = replace ? RequestVerb.Put : RequestVerb.Patch;
request.Query = query;
request.UpdateTree = resourceInstance;
request.ExpectedStatusCode = expectedStatusCode;
request.Format = format;
if (modifiedKey.ResourceType.Properties.Any(p => p.Facets.ConcurrencyModeFixed))
{
request.Headers[ConcurrencyUtil.IfMatchHeader] = modifiedKey.ETag;
request.ETagHeaderExpected = true;
}
return(request);
}
protected virtual string Visit(ExpNode caller, ExpNode node)
{
if (node == null)
{
throw new ArgumentNullException("node");
}
if (node is KeyedResourceInstance && (!(node is AssociationResourceInstance)))
{
KeyedResourceInstance e = (KeyedResourceInstance)node;
_resourceType = this.GetResourceType(e);
_typeStack.Push(_resourceType);
string properties = null;
if (this.RequestVerb == RequestVerb.Post &&
e.ResourceInstanceKey != null)
{
foreach (ResourceInstanceProperty resourceProperty in e.ResourceInstanceKey.KeyProperties)
{
if (properties != null)
{
properties += "," + this.Visit(e, resourceProperty);
}
else
{
properties = this.Visit(e, resourceProperty);
}
}
}
foreach (ResourceInstanceProperty resourceProperty in e.Properties)
{
if (properties != null)
{
properties += "," + this.Visit(e, resourceProperty);
}
else
{
properties = this.Visit(e, resourceProperty);
}
}
_resourceType = _typeStack.Pop();
string typeAttribute = null;
//if( Workspace.DataLayerProviderKind == DataLayerProviderKind.NonClr )
// typeAttribute = String.Format("type:\"{0}\" ", e.ResourceTypeName);
//else
typeAttribute = String.Format("type:\"{0}.{1}\" ", this.Workspace.ContextNamespace, e.TypeName);
string uriAttribute = null;
string metadataString = null;
if (e.ResourceInstanceKey != null && this.RequestVerb != RequestVerb.Post)
{
uriAttribute = String.Format("uri:\"{0}\"", CreateCanonicalUri(e.ResourceInstanceKey));
}
if (uriAttribute != null)
{
if (e.IncludeTypeMetadataHint)
{
metadataString = String.Format("__metadata: {{ {0}, {1}}}", typeAttribute, uriAttribute);
}
else
{
metadataString = String.Format("__metadata: {{ {0} }}", uriAttribute);
}
}
else
{
if (e.IncludeTypeMetadataHint)
{
metadataString = String.Format("__metadata: {{ {0} }}", typeAttribute);
}
}
//if (uriAttribute != null && e.IncludeTypeMetadataHint)
// metadataString = String.Format("__metadata: {{ {0}, {1}}}", typeAttribute, uriAttribute);
//else if (e.IncludeTypeMetadataHint && uriAttribute == null)
// metadataString = String.Format("__metadata: {{ {0} }}", typeAttribute);
string payload = null;
if (properties == null)
{
payload = ApplyErrors(node, String.Format("{{{0}}}", metadataString));
}
else
if (metadataString != null)
{
payload = ApplyErrors(node, String.Format("{{{0}, {1}}}", metadataString, properties));
}
else
{
payload = ApplyErrors(node, String.Format("{{{0}}}", properties));
}
return(payload);
}
else if (node is AssociationResourceInstance)
{
AssociationResourceInstance e = (AssociationResourceInstance)node;
if (e.Operation == AssociationOperation.Add)
{
string uri = CreateCanonicalUri(e.ResourceInstanceKey);
string payload = null;
if (caller == null)
{
payload = "{ uri:\"" + uri + "\"}";
}
else if (e.IncludeTypeInBind)
{
payload = String.Format("__metadata: {{ uri:\"{0}\", type:\"{1}.{2}\"}}", uri, this.Workspace.ContextNamespace, e.ResourceInstanceKey.ResourceTypeName);
}
else
{
payload = String.Format("__metadata: {{ uri:\"{0}\"}}", uri);
}
return(ApplyErrors(node, payload));
}
else
{
string navString = null;
if (caller != null)
{
navString = e.Name + ": null";
}
else
{
navString = "{ uri: null }";
}
return(ApplyErrors(node, navString));
}
}
/*
* else if (node is ResourceInstanceKey)
* {
* ResourceInstanceKey e = (ResourceInstanceKey)node;
* if (RequestVerb == RequestVerb.Post)
* {
* string payload = String.Format("__metadata: {{ type:\"{0}.{1}\" }}", this.Workspace.ContextNamespace, e.ResourceTypeName);
* if (e.KeyProperties != null)
* {
* foreach (ResourceInstanceProperty resourceProperty in e.KeyProperties)
* {
* payload += String.Format(", {0}", this.Visit(e, resourceProperty));
* }
* }
* return ApplyErrors(node, payload);
* }
* else if (RequestVerb == RequestVerb.Put)
* {
* string keyValues = WriteCommaDelimitedKeyValues(e);
*
* string payloadUri = String.Format("/{0}({1})", e.ResourceSetName, keyValues);
* return ApplyErrors(node, String.Format("__metadata: {{uri:\"{0}\" }}", payloadUri));
* }
* throw new ArgumentException("Request Verb is incorrect can't build an update payload:" + this.RequestVerb.ToString());
* }*/
else if (node is ResourceInstanceSimpleProperty)
{
ResourceInstanceSimpleProperty e = (ResourceInstanceSimpleProperty)node;
Type clrType = e.ClrType;
object val = e.PropertyValue;
if (val != null)
{
clrType = val.GetType();
}
if (e.CreateDollarValue)
{
if (val == null)
{
return(null);
}
else if (clrType == typeof(byte[]))
{
return((new System.Text.UTF8Encoding()).GetString((byte[])val));
}
else
{
return(AstoriaUnitTests.Data.TypeData.XmlValueFromObject(val));
}
}
string jsonStringValue;
if (clrType == typeof(DateTime) && val is DateTime)
{
if (e.UseTickCountForJsonDateTime)
{
jsonStringValue = "'" + JsonPrimitiveTypesUtil.GetJsonDateTimeStringValue((DateTime)val) + "'";
}
else
{
jsonStringValue = JsonPrimitiveTypesUtil.DateTimeToString(val);
}
}
else
{
jsonStringValue = JsonPrimitiveTypesUtil.PrimitiveToString(val, clrType);
if (clrType == typeof(double) || clrType == typeof(float))
{
// PrimitiveToString will lose the trailing .0 if its a whole number
long temp;
if (long.TryParse(jsonStringValue, out temp))
{
jsonStringValue += ".0";
}
}
}
if (caller == null)
{
return("{" + ApplyErrors(node, String.Format("{0}: {1}", e.Name, jsonStringValue)) + "}");
}
else
{
return(ApplyErrors(node, String.Format("{0}: {1}", e.Name, jsonStringValue)));
}
}
else if (node is ResourceInstanceComplexProperty)
{
ResourceInstanceComplexProperty e = (ResourceInstanceComplexProperty)node;
string properties = null;
if (e.IncludeTypeMetadataHint)
{
properties += String.Format("__metadata: {{ type:\"{0}.{1}\" }}", this.Workspace.ContextNamespace, e.TypeName);
}
foreach (ResourceInstanceProperty resourceProperty in e.ComplexResourceInstance.Properties)
{
if (string.IsNullOrEmpty(properties))
{
properties += this.Visit(e, resourceProperty);
}
else
{
properties += "," + this.Visit(e, resourceProperty);
}
}
string results = null;
if (caller == null)
{
results = "{" + e.Name + ": {" + properties + "}" + "}";
}
else
{
results = e.Name + ": {" + properties + "}";
}
return(ApplyErrors(node, results));
}
else if (node is ResourceInstanceNavRefProperty)
{
ResourceInstanceNavRefProperty e = (ResourceInstanceNavRefProperty)node;
AssociationResourceInstance associationResourceInstance = e.TreeNode as AssociationResourceInstance;
string navString = null;
if ((associationResourceInstance != null && associationResourceInstance.Operation != AssociationOperation.Remove))
{
navString = e.Name + ": {";
navString += this.Visit(e, e.TreeNode);
navString += "}";
}
else if (associationResourceInstance != null && associationResourceInstance.Operation == AssociationOperation.Remove)
{
if (caller != null)
{
navString = e.Name + ": null";
}
else
{
navString = "null";
}
}
else
{
navString = e.Name + ": ";
navString += this.Visit(e, e.TreeNode);
}
return(ApplyErrors(node, navString));
}
else if (node is ResourceInstanceNavColProperty)
{
ResourceInstanceNavColProperty e = (ResourceInstanceNavColProperty)node;
//string navString = String.Format("{0}: {", e.Name);
string navString = e.Name + ": [";
foreach (NamedNode namedNode in e.Collection.NodeList)
{
if (!(namedNode is AssociationResourceInstance))
{
navString += this.Visit(e, namedNode) + ",";
}
else
{
navString += "{" + this.Visit(e, namedNode) + "},";
}
}
navString = navString.TrimEnd(',');
navString += "]";
return(ApplyErrors(node, navString));
}
else
{
throw new Exception("Unknown node type: " + node.GetType());
}
}
private void CreateEntryElement(KeyedResourceInstance keyedResourceInstance, XmlNode parentNode)
{
currentResource = keyedResourceInstance;
XmlElement entryElement = CreateBasicEntryElement(keyedResourceInstance, parentNode);
//string relativeParentKey = null;
//Add the Id if there is one
if (this.RequestVerb != RequestVerb.Post)
{
if (keyedResourceInstance.ResourceInstanceKey != null)
{
XmlElement idNode = CreateIdElement(keyedResourceInstance);
entryElement.AppendChild(idNode);
}
}
ResourceType type = Workspace.ServiceContainer.ResourceTypes.Single(rt => rt.Name == keyedResourceInstance.TypeName);
XmlElement propertiesNode = CreateDataWebMetadataElement("properties");
IEnumerable <ResourceInstanceProperty> properties = keyedResourceInstance.Properties;
if (this.RequestVerb == RequestVerb.Post && keyedResourceInstance.ResourceInstanceKey != null)
{
properties = keyedResourceInstance.ResourceInstanceKey.KeyProperties.Union(properties);
}
foreach (ResourceInstanceProperty property in properties)
{
if (property is ResourceInstanceSimpleProperty)
{
ResourceInstanceSimpleProperty simpleResourceProperty = property as ResourceInstanceSimpleProperty;
VisitResourceInstanceSimpleProperty(simpleResourceProperty, propertiesNode);
}
else if (property is ResourceInstanceComplexProperty)
{
ResourceInstanceComplexProperty complexResourceProperty = property as ResourceInstanceComplexProperty;
if (complexResourceProperty.ComplexResourceInstance == null)
{
VisitResourceInstanceComplexProperty(complexResourceProperty, propertiesNode);
}
else
{
VisitResourceInstanceComplexProperty(complexResourceProperty, propertiesNode);
}
}
else if (property is ResourceInstanceNavProperty)
{
ResourceInstanceNavProperty navigationProperty = property as ResourceInstanceNavProperty;
VisitResourceNavigationProperty(navigationProperty, entryElement);
}
}
if (propertiesNode.ChildNodes.Count > 0)
{
if (!type.Facets.HasStream)
{
XmlElement contentNode = CreateAtomElement("content");
XmlAttribute contentTypeAttribute = CreateAtomAttribute("type");
contentTypeAttribute.Value = RequestUtil.RandomizeContentTypeCapitalization("application/xml");
contentNode.Attributes.Append(contentTypeAttribute);
contentNode.AppendChild(propertiesNode);
entryElement.AppendChild(contentNode);
}
else
{
entryElement.AppendChild(propertiesNode);
}
}
if (EntryElementCallback != null)
{
EntryElementCallback(entryElement);
}
}
