internal static void SetStreamPropertyValue(object resourceToBeModified, Stream requestStream, IDataService service, System.Data.Services.RequestDescription description)
{
resourceToBeModified = service.Updatable.ResolveResource(resourceToBeModified);
ResourceType resourceType = service.Provider.GetResourceType(resourceToBeModified);
if (((description.TargetKind == RequestTargetKind.MediaResource) && !System.Data.Services.RequestDescription.IsNamedStream(description)) && !resourceType.IsMediaLinkEntry)
{
throw DataServiceException.CreateBadRequestError(System.Data.Services.Strings.BadRequest_InvalidUriForMediaResource(service.OperationContext.AbsoluteRequestUri));
}
if (service.OperationContext.Host.HttpVerb == HttpVerbs.MERGE)
{
throw DataServiceException.CreateMethodNotAllowed(System.Data.Services.Strings.BadRequest_InvalidUriForMergeOperation(service.OperationContext.AbsoluteRequestUri), DataServiceConfiguration.GetAllowedMethods(service.Configuration, description));
}
if (service.OperationContext.Host.HttpVerb == HttpVerbs.PATCH)
{
throw DataServiceException.CreateMethodNotAllowed(System.Data.Services.Strings.BadRequest_InvalidUriForPatchOperation(service.OperationContext.AbsoluteRequestUri), DataServiceConfiguration.GetAllowedMethods(service.Configuration, description));
}
ResourceProperty streamProperty = null;
if (description.TargetKind == RequestTargetKind.MediaResource)
{
streamProperty = System.Data.Services.RequestDescription.GetStreamProperty(description);
}
using (Stream stream = service.StreamProvider.GetWriteStream(resourceToBeModified, streamProperty, service.OperationContext))
{
WebUtil.CopyStream(requestStream, stream, service.StreamProvider.StreamBufferSize);
}
}
