C# ResourceType.GetMinimumResponseVersion方法代码示例

        /// <summary>
        /// Check and updates the response version for POST MR operation.
        /// </summary>
        /// <param name="resourceType">Resource type for the MLE.</param>
        /// <param name="dataService">Data service instance.</param>
        internal void UpdateResponseVersionForPostMediaResource(ResourceType resourceType, IDataService dataService)
        {
            Debug.Assert(dataService != null && dataService.OperationContext.RequestMessage.HttpVerb == HttpVerbs.POST, "dataService != null && dataService.OperationContext.RequestMessage.AstoriaHttpVerb == AstoriaVerbs.POST");
            Debug.Assert(this.LastSegmentInfo != null, "LastSegmentInfo != null");
            Debug.Assert(this.LastSegmentInfo.TargetResourceSet != null, "LastSegmentInfo.TargetResourceSet != null");

            // Raise response version due to features use by the response payload
            // This should only happen if we are going to write a payload in the response. For POST this is done by default
            // unless the Prefer header is set to NoContent.
            if (!this.Preference.ShouldNotIncludeResponseBody)
            {
                this.InitializeVersion(dataService);

                // we are getting the MinimumPayloadVersion from the type because we know the specific type so we
                // can get a more specific version this way
                ResourceSetWrapper resourceSet = this.LastSegmentInfo.TargetResourceSet;
                Version minimumPayloadVersion = resourceType.GetMinimumResponseVersion(dataService, resourceSet);
                this.VerifyAndRaiseResponseVersion(minimumPayloadVersion, dataService);
            }
            else
            {
                Debug.Assert(
                    this.ResponseVersion >= VersionUtil.Version4Dot0,
                    "If the return-no-content Prefer header is applied, the response version must be at least 4.0.");
            }
        }

        /// <summary>
        /// Bump the minimum DSV requirement based on the specifics of the given resource type.
        /// </summary>
        /// <param name="resourceType">Resource type to inspect</param>
        /// <param name="topLevel">True if resourceType is the type for the top level element in the payload.</param>
        protected void UpdateAndCheckRequestResponseDSV(ResourceType resourceType, bool topLevel)
        {
            Debug.Assert(this.Service != null, "this.Service != null");
            Debug.Assert(this.Service.Provider != null, "this.Service.Provider != null");
            Debug.Assert(resourceType != null, "Must have valid resource type");
            Debug.Assert(resourceType.ResourceTypeKind == ResourceTypeKind.EntityType, "resourceType.ResourceTypeKind == ResourceTypeKind.EntityType");
            Debug.Assert(this.RequestDescription != null, "this.RequestDescription != null");
            Debug.Assert(this.RequestDescription.LastSegmentInfo != null, "this.RequestDescription.LastSegmentInfo != null");
            Debug.Assert(this.RequestDescription.LastSegmentInfo.TargetResourceSet != null, "this.RequestDescription.LastSegmentInfo.TargetContainer != null");

            // Raise the response version if a response will be sent.
            if (topLevel && this.ResponseWillBeSent)
            {
                // We only raise the response version here but not minimum request version. 
                // Because named stream links are not allowed on the request payload
                // and we allow collection properties in the request payload regardless of the request DSV since 
                // we can easily recognize them (either having m:type="Collection()", or being declared in our metadata as collection)
                // and thus there's no chance to misinterpret the payload.
                //
                // we are getting the MinimumPayloadVersion from the type because we know the specific type so we
                // can get a more specific version this way
                ResourceSetWrapper resourceSet = this.RequestDescription.LastSegmentInfo.TargetResourceSet;
                Version minimumPayloadVersion = resourceType.GetMinimumResponseVersion(this.Service, resourceSet);
                if (!this.IsAtomRequest)
                {
                    minimumPayloadVersion = resourceType.GetMinimumResponseVersion(this.Service, resourceSet);
                }

                this.RequestDescription.VerifyAndRaiseResponseVersion(minimumPayloadVersion, this.Service);
            }
        }