// PRIVATE METHODS ////////////////////////////////////////////////// #region Methods private void AddResourceLinkage(ResourceLinkageKey resourceLinkageKey, ResourceLinkage resourceLinkageNew) { Contract.Requires(resourceLinkageKey != null); Contract.Requires(resourceLinkageNew != null); ResourceLinkage resourceLinkageExisting; if (this.ResourceLinkageDictionary.TryGetValue(resourceLinkageKey, out resourceLinkageExisting) == false) { // Add initial new resource linkage this.ResourceLinkageDictionary.Add(resourceLinkageKey, resourceLinkageNew); return; } // Merge existing and new resource linkage var resourceLinkageExistingType = resourceLinkageExisting.Type; switch (resourceLinkageExistingType) { case ResourceLinkageType.ToOneResourceLinkage: { this.ResourceLinkageDictionary.Remove(resourceLinkageKey); this.ResourceLinkageDictionary.Add(resourceLinkageKey, resourceLinkageNew); } break; case ResourceLinkageType.ToManyResourceLinkage: { var toManyResourceLinkage = resourceLinkageExisting.ToManyResourceLinkage .SafeToList(); toManyResourceLinkage.AddRange(resourceLinkageNew.ToManyResourceLinkage); toManyResourceLinkage = toManyResourceLinkage.Distinct() .SafeToList(); var resourceLinkageMerged = new ResourceLinkage(toManyResourceLinkage); this.ResourceLinkageDictionary.Remove(resourceLinkageKey); this.ResourceLinkageDictionary.Add(resourceLinkageKey, resourceLinkageMerged); } break; default: throw new ArgumentOutOfRangeException(); } }
public void AddResourceLinkage <TFromResource, TToResource>(IServiceModel serviceModel, IToManyResourceLinkage <TFromResource, TToResource> toManyResourceLinkage) where TFromResource : class, IResource where TToResource : class, IResource { Contract.Requires(serviceModel != null); Contract.Requires(toManyResourceLinkage != null); // Create ResourceLinkageKey from ToManyResourceLinkage. var fromClrResourceType = typeof(TFromResource); var fromResourceType = serviceModel.GetResourceType(fromClrResourceType); var fromClrResource = toManyResourceLinkage.FromResource; var fromApiResourceIdentifier = fromResourceType.GetApiResourceIdentifier(fromClrResource); var fromApiRel = toManyResourceLinkage.FromRel; var resourceLinkageKey = new ResourceLinkageKey(fromApiResourceIdentifier, fromApiRel); // Create ResourceLinkage from ToManyResourceLinkage. var toApiResourceIdentifierCollection = Enumerable.Empty <ResourceIdentifier>() .ToList(); var toClrResourceCollection = toManyResourceLinkage.ToResourceCollection; if (toClrResourceCollection != null) { var toClrResourceType = typeof(TToResource); var toResourceType = serviceModel.GetResourceType(toClrResourceType); toApiResourceIdentifierCollection = toClrResourceCollection.Select(toResourceType.GetApiResourceIdentifier) .ToList(); } var resourceLinkage = new ResourceLinkage(toApiResourceIdentifierCollection); // Add ResourceLinkage to this DocumentBuilderContext this.AddResourceLinkage(resourceLinkageKey, resourceLinkage); }
public void AddResourceLinkage <TFromResource, TToResource>(IServiceModel serviceModel, IToOneResourceLinkage <TFromResource, TToResource> toOneResourceLinkage) where TFromResource : class, IResource where TToResource : class, IResource { Contract.Requires(serviceModel != null); Contract.Requires(toOneResourceLinkage != null); // Create ResourceLinkageKey from ToOneResourceLinkage. var fromClrResourceType = typeof(TFromResource); var fromResourceType = serviceModel.GetResourceType(fromClrResourceType); var fromClrResource = toOneResourceLinkage.FromResource; var fromApiResourceIdentifier = fromResourceType.GetApiResourceIdentifier(fromClrResource); var fromApiRel = toOneResourceLinkage.FromRel; var resourceLinkageKey = new ResourceLinkageKey(fromApiResourceIdentifier, fromApiRel); // Create ResourceLinkage from ToOneResourceLinkage var toApiResourceIdentifier = default(ResourceIdentifier); var toClrResource = toOneResourceLinkage.ToResource; if (toClrResource != null) { var toClrResourceType = typeof(TToResource); var toResourceType = serviceModel.GetResourceType(toClrResourceType); toApiResourceIdentifier = toResourceType.GetApiResourceIdentifier(toClrResource); } var resourceLinkage = new ResourceLinkage(toApiResourceIdentifier); // Add ResourceLinkage to this DocumentBuilderContext this.AddResourceLinkage(resourceLinkageKey, resourceLinkage); }
private void ResolveResourceRelationship(IDomRelationship domRelationship, IHypermediaContext hypermediaContext, IHypermediaAssembler hypermediaAssembler, IResourcePathContext resourcePathContext, Type clrResourceType, object clrResource, DomReadWriteRelationships domReadWriteRelationships) { if (domRelationship.IsReadOnly) { return; } // Resolve read-write relationship var domReadWriteRelationship = (DomReadWriteRelationship)domRelationship; // .. Rel var apiRelationshipRel = domReadWriteRelationship.Rel; // .. Links var linkContexts = new List <ILinkContext>(); var domRelationshipLinks = (IDomLinks)domReadWriteRelationship.GetNode(DomNodeType.Links); if (domRelationshipLinks != null) { if (domRelationshipLinks.IsReadOnly) { // A read-write relationship contains unexpected read-only relationship links. var detail = ServerErrorStrings.DomExceptionDetailReadWriteNodeHasUnexpectedReadOnlyChildNode .FormatWith(DomNodeType.Relationship, DomNodeType.Links); throw new DomException(detail); } var domReadWriteRelationshipLinks = (DomReadWriteLinks)domRelationshipLinks; foreach (var domLink in domReadWriteRelationshipLinks.Nodes().Cast <IDomLink>()) { if (domLink.IsReadOnly) { // A read-write relationship contains unexpected read-only relationship link. var detail = ServerErrorStrings.DomExceptionDetailReadWriteNodeHasUnexpectedReadOnlyChildNode .FormatWith(DomNodeType.Relationship, DomNodeType.Link); throw new DomException(detail); } // Resolve read-write relationship link var domReadWriteLink = (DomReadWriteLink)domLink; var apiLinkRel = domReadWriteLink.Rel; var apiLinkMeta = default(Meta); var domMeta = (IDomMeta)domReadWriteLink.GetNode(DomNodeType.Meta); if (domMeta != null) { apiLinkMeta = domMeta.Meta; } var linkContext = new LinkContext(apiLinkRel, apiLinkMeta); linkContexts.Add(linkContext); } } // .. Data var resourceType = this.ServiceModel.GetResourceType(clrResourceType); var fromApiResourceIdentifier = resourceType.GetApiResourceIdentifier(clrResource); var resourceLinkageKey = new ResourceLinkageKey(fromApiResourceIdentifier, apiRelationshipRel); ResourceLinkage resourceLinkage; var hasResourceLinkage = this.DocumentBuilderContext.TryGetResourceLinkage(resourceLinkageKey, out resourceLinkage); // .. Meta var apiRelationshipMeta = default(Meta); var domRelationshipMeta = (IDomMeta)domReadWriteRelationship.GetNode(DomNodeType.Meta); if (domRelationshipMeta != null) { apiRelationshipMeta = domRelationshipMeta.Meta; } // Create the correct relationship context based on resource linkage (if any). RelationshipContext relationshipContext; if (hasResourceLinkage) { var resourceLinkageType = resourceLinkage.Type; switch (resourceLinkageType) { case ResourceLinkageType.ToOneResourceLinkage: { var toOneResourceLinkage = resourceLinkage.ToOneResourceLinkage; relationshipContext = new ToOneRelationshipContext(apiRelationshipRel, linkContexts, toOneResourceLinkage, apiRelationshipMeta); } break; case ResourceLinkageType.ToManyResourceLinkage: { var toManyResourceLinkage = resourceLinkage.ToManyResourceLinkage; relationshipContext = new ToManyRelationshipContext(apiRelationshipRel, linkContexts, toManyResourceLinkage, apiRelationshipMeta); } break; default: { var detail = InfrastructureErrorStrings.InternalErrorExceptionDetailUnknownEnumerationValue .FormatWith(typeof(ResourceLinkageType).Name, resourceLinkageType); throw new InternalErrorException(detail); } } } else { relationshipContext = new RelationshipContext(apiRelationshipRel, linkContexts, apiRelationshipMeta); } // Create relationship. var apiResourceRelationship = hypermediaAssembler.CreateResourceRelationship(hypermediaContext, resourcePathContext, clrResourceType, clrResource, relationshipContext); // Replace the old DOM read-write relationship node with a new DOM read-only relationship created by the framework. var domReadOnlyRelationship = DomReadOnlyRelationship.Create(apiRelationshipRel, apiResourceRelationship); domReadWriteRelationships.ReplaceNode(domReadWriteRelationship, domReadOnlyRelationship); }
public bool TryGetResourceLinkage(ResourceLinkageKey resourceLinkageKey, out ResourceLinkage resourceLinkage) { return(this.ResourceLinkageDictionary.TryGetValue(resourceLinkageKey, out resourceLinkage)); }