private OeAsyncEnumerator Execute(ODataUri odataUri, Stream requestStream, OeRequestHeaders headers, CancellationToken cancellationToken) { Object dataContext = _dataAdapter.CreateDataContext(); var parser = new OePostParser(_dataAdapter, _edmModel); OeAsyncEnumerator asyncEnumerator = parser.GetAsyncEnumerator(odataUri, requestStream, headers, dataContext, out Type returnClrType); if (returnClrType != null && !(returnClrType.IsPrimitive || returnClrType == typeof(String))) { _queryContext = parser.CreateQueryContext(odataUri, headers.MetadataLevel, returnClrType); } return(asyncEnumerator); }
private OeAsyncEnumerator GetAsyncEnumerator(IQueryable source = null, bool navigationNextLink = false, int?maxPageSize = null) { _httpContext.Response.RegisterForDispose(this); ODataUri odataUri = OeParser.ParseUri(_edmModel, UriHelper.GetBaseUri(_httpContext.Request), UriHelper.GetUri(_httpContext.Request)); IEdmModel refModel = _edmModel.GetEdmModel(odataUri.Path); _dataAdapter = refModel.GetDataAdapter(refModel.EntityContainer); if (_dataContext == null) { _dataContext = _dataAdapter.CreateDataContext(); } var requestHeaders = (HttpRequestHeaders)_httpContext.Request.Headers; OeRequestHeaders headers = GetRequestHeaders(requestHeaders, _httpContext.Response, navigationNextLink, maxPageSize); if (odataUri.Path.LastSegment is OperationImportSegment) { return(ExecutePost(refModel, odataUri, headers, _httpContext.RequestAborted, _httpContext.Request.Body)); } else { return(ExecuteGet(refModel, odataUri, headers, _httpContext.RequestAborted, source)); } }
private static EdmModel BuildEdmModelFromEf6Model(OeDataAdapter dataAdapter) { using (var context = (DbContext)dataAdapter.CreateDataContext()) { var metadataProvider = new OeEf6EdmModelMetadataProvider(context); var modelBuilder = new OeEdmModelBuilder(metadataProvider); modelBuilder.AddEntitySetRange(dataAdapter.EntitySetAdapters.GetEntitySetNamesEntityTypes()); FixOperations(dataAdapter, modelBuilder); return(modelBuilder.BuildEdmModel()); } }
public TDataContext GetDbContext <TDataContext>() where TDataContext : class { if (_dataContext == null) { OeDataAdapter dataAdapter = _edmModel.GetDataAdapter(typeof(TDataContext)); if (dataAdapter == null) { return(null); } _dataContext = dataAdapter.CreateDataContext(); } return((TDataContext)_dataContext); }
private static async Task <OeBatchFilterAttributeAttribute.BatchModelStateDictionary> GetModelStateAsync(HttpContext httpContext) { IEdmModel edmModel = httpContext.GetEdmModel(); Uri baseUri = UriHelper.GetBaseUri(httpContext.Request); Uri requestUri = UriHelper.GetUri(httpContext.Request); OeOperationMessage operation = await OeBatchMessage.CreateOperationMessageAsync(edmModel, baseUri, requestUri, httpContext.Request.Body, httpContext.Request.ContentType, httpContext.Request.Method, OeParser.ServiceProvider).ConfigureAwait(false); IEdmModel refModel = edmModel.GetEdmModel(operation.EntitySet.Container); OeDataAdapter dataAdapter = refModel.GetDataAdapter(operation.EntitySet.Container); Object dataContext = dataAdapter.CreateDataContext(); OeEntitySetAdapter entitySetAdapter = refModel.GetEntitySetAdapter(operation.EntitySet); Object entity = OeDataContext.CreateEntity(operation, entitySetAdapter.EntityType); var oeDataContext = new OeDataContext(entitySetAdapter, refModel, dataContext, operation); return(new OeBatchFilterAttributeAttribute.BatchModelStateDictionary(dataAdapter, oeDataContext, entity)); }
protected virtual async Task BatchCore() { var actionDescriptors = GetService <IActionDescriptorCollectionProvider>().ActionDescriptors; var actionInvokerFactory = GetService <IActionInvokerFactory>(); String basePath = ""; if (base.HttpContext.Request.PathBase.HasValue) { basePath = base.HttpContext.Request.PathBase; } else { int i = base.HttpContext.Request.Path.Value.IndexOf('/', 1); if (i > 0) { basePath = base.HttpContext.Request.Path.Value.Substring(0, i); } } Uri baseUri = UriHelper.GetBaseUri(base.Request); OeBatchMessage batchMessage = OeBatchMessage.CreateBatchMessage(EdmModel, baseUri, base.HttpContext.Request.Body, base.HttpContext.Request.ContentType); OeDataAdapter dataAdapter = null; Object dataContext = null; try { IEdmModel refModel = null; foreach (OeOperationMessage operation in batchMessage.Changeset) { if (dataContext == null) { refModel = EdmModel.GetEdmModel(operation.EntitySet.Container); dataAdapter = refModel.GetDataAdapter(operation.EntitySet.Container); dataContext = dataAdapter.CreateDataContext(); } OeEntitySetAdapter entitySetAdapter = refModel.GetEntitySetAdapter(operation.EntitySet); String path = basePath + "/" + entitySetAdapter.EntitySetName; List <ActionDescriptor> candidates = OeRouter.SelectCandidates(actionDescriptors.Items, base.RouteData.Values, path, operation.Method); if (candidates.Count > 1) { throw new AmbiguousActionException(String.Join(Environment.NewLine, candidates.Select(c => c.DisplayName))); } if (candidates.Count == 0) { throw new InvalidOperationException("Action " + operation.Method + " for controller " + basePath + " not found"); } Object entity; if (operation.Method == ODataConstants.MethodPatch) { var properties = new Dictionary <String, Object>(); foreach (ODataProperty odataProperty in operation.Entry.Properties) { PropertyInfo propertyInfo = entitySetAdapter.EntityType.GetProperty(odataProperty.Name); properties[odataProperty.Name] = OeEdmClrHelper.GetClrValue(propertyInfo.PropertyType, odataProperty.Value); } entity = properties; } else { entity = OeEdmClrHelper.CreateEntity(entitySetAdapter.EntityType, operation.Entry); } var modelState = new OeBatchFilterAttributeAttribute.BatchModelStateDictionary() { Entity = entity, DataContext = new OeDataContext(entitySetAdapter, refModel, dataContext, operation) }; OnBeforeInvokeController(modelState.DataContext, operation.Entry); var actionContext = new ActionContext(base.HttpContext, base.HttpContext.GetRouteData(), candidates[0], modelState); IActionInvoker actionInvoker = actionInvokerFactory.CreateInvoker(actionContext); await actionInvoker.InvokeAsync(); } await SaveChangesAsync(dataContext).ConfigureAwait(false); } finally { if (dataContext != null) { dataAdapter.CloseDataContext(dataContext); } } base.HttpContext.Response.ContentType = base.HttpContext.Request.ContentType; var batchWriter = new OeBatchWriter(EdmModel, baseUri); batchWriter.Write(base.HttpContext.Response.Body, batchMessage); }