コード例 #1
0
        public virtual object Execute(IRequest request, object instance, TRequest requestDto)
        {
            try
            {
                BeforeEachRequest(request, requestDto);

                var container = HostContext.Container;

                if (RequestFilters != null)
                {
                    foreach (var requestFilter in RequestFilters)
                    {
                        var attrInstance = requestFilter.Copy();
                        container.AutoWire(attrInstance);
                        attrInstance.RequestFilter(request, request.Response, requestDto);
                        AppHost.Release(attrInstance);
                        if (request.Response.IsClosed)
                        {
                            return(null);
                        }
                    }
                }

                var response = AfterEachRequest(request, requestDto, ServiceAction(instance, requestDto));

                if (ResponseFilters != null)
                {
                    foreach (var responseFilter in ResponseFilters)
                    {
                        var attrInstance = responseFilter.Copy();
                        container.AutoWire(attrInstance);
                        attrInstance.ResponseFilter(request, request.Response, response);
                        AppHost.Release(attrInstance);
                        if (request.Response.IsClosed)
                        {
                            return(null);
                        }
                    }
                }

                return(response);
            }
            catch (Exception ex)
            {
                var result = HandleException(request, requestDto, ex);

                if (result == null)
                {
                    throw;
                }

                return(result);
            }
        }
コード例 #2
0
        public virtual async Task <object> ExecuteAsync(IRequest req, object instance, TRequest requestDto)
        {
            try
            {
                BeforeEachRequest(req, requestDto, instance);

                var res       = req.Response;
                var container = HostContext.Container;

                if (RequestFilters != null)
                {
                    foreach (var requestFilter in RequestFilters)
                    {
                        var attrInstance = requestFilter.Copy();
                        container.AutoWire(attrInstance);

                        if (attrInstance is IHasRequestFilter filterSync)
                        {
                            filterSync.RequestFilter(req, res, requestDto);
                        }
                        else if (attrInstance is IHasRequestFilterAsync filterAsync)
                        {
                            await filterAsync.RequestFilterAsync(req, res, requestDto);
                        }

                        AppHost.Release(attrInstance);
                        if (res.IsClosed)
                        {
                            return(null);
                        }
                    }
                }

                var response = AfterEachRequest(req, requestDto, ServiceAction(instance, requestDto), instance);

                if (HostContext.StrictMode)
                {
                    if (response != null && response.GetType().IsValueType)
                    {
                        throw new StrictModeException(
                                  $"'{requestDto.GetType().Name}' Service cannot return Value Types for its Service Responses. " +
                                  $"You can embed its '{response.GetType().Name}' return value in a Response DTO or return as raw data in a string or byte[]",
                                  StrictModeCodes.ReturnsValueType);
                    }
                }

                if (response is Task taskResponse)
                {
                    if (taskResponse.Status == TaskStatus.Created)
                    {
                        taskResponse.Start();
                    }

                    await taskResponse;
                    response = taskResponse.GetResult();
                }
                LogRequest(req, requestDto, response);

                if (response is IHttpError error)
                {
                    var ex     = (Exception)error;
                    var result = await HandleExceptionAsync(req, requestDto, ex, instance);

                    if (result == null)
                    {
                        throw ex;
                    }

                    return(result);
                }

                if (ResponseFilters != null)
                {
                    foreach (var responseFilter in ResponseFilters)
                    {
                        var attrInstance = responseFilter.Copy();
                        container.AutoWire(attrInstance);

                        if (attrInstance is IHasResponseFilter filter)
                        {
                            filter.ResponseFilter(req, res, response);
                        }
                        else if (attrInstance is IHasResponseFilterAsync filterAsync)
                        {
                            await filterAsync.ResponseFilterAsync(req, res, response);
                        }

                        AppHost.Release(attrInstance);

                        if (res.IsClosed)
                        {
                            return(null);
                        }
                    }
                }

                return(response);
            }
            catch (Exception ex)
            {
                //Sync Exception Handling
                var result = await HandleExceptionAsync(req, requestDto, ex, instance);

                if (result == null)
                {
                    throw;
                }

                return(result);
            }
        }
コード例 #3
0
        public virtual object Execute(IRequest req, object instance, TRequest requestDto)
        {
            try
            {
                BeforeEachRequest(req, requestDto);

                var container = HostContext.Container;

                if (RequestFilters != null)
                {
                    foreach (var requestFilter in RequestFilters)
                    {
                        var attrInstance = requestFilter.Copy();
                        container.AutoWire(attrInstance);
                        attrInstance.RequestFilter(req, req.Response, requestDto);
                        AppHost.Release(attrInstance);
                        if (req.Response.IsClosed)
                        {
                            return(null);
                        }
                    }
                }

                var response = AfterEachRequest(req, requestDto, ServiceAction(instance, requestDto));

                if (HostContext.StrictMode)
                {
                    if (response != null && response.GetType().IsValueType())
                    {
                        throw new StrictModeException($"'{requestDto.GetType().Name}' Service cannot return Value Types for its Service Responses. " +
                                                      $"You can embed its '{response.GetType().Name}' return value in a Response DTO or return as raw data in a string or byte[]",
                                                      StrictModeCodes.ReturnsValueType);
                    }
                }

                var taskResponse = response as Task;
                if (taskResponse != null)
                {
                    if (taskResponse.Status == TaskStatus.Created)
                    {
                        taskResponse.Start();
                    }
                    return(HostContext.Async.ContinueWith(req, taskResponse, task =>
                    {
                        if (task.IsFaulted)
                        {
                            var ex = task.Exception.UnwrapIfSingleException();

                            //Async Exception Handling
                            var result = HandleException(req, requestDto, ex);
                            if (result == null)
                            {
                                return ex;
                            }

                            return result;
                        }

                        response = task.GetResult();
                        LogRequest(req, response);

                        if (ResponseFilters != null)
                        {
                            //Async Exec ResponseFilters
                            foreach (var responseFilter in ResponseFilters)
                            {
                                var attrInstance = responseFilter.Copy();
                                container.AutoWire(attrInstance);

                                attrInstance.ResponseFilter(req, req.Response, response);
                                AppHost.Release(attrInstance);

                                if (req.Response.IsClosed)
                                {
                                    return null;
                                }
                            }
                        }

                        return response;
                    }));
                }
                else
                {
                    LogRequest(req, response);
                }

                var error = response as IHttpError;
                if (error != null)
                {
                    var ex     = (Exception)error;
                    var result = HandleException(req, requestDto, ex);

                    if (result == null)
                    {
                        throw ex;
                    }

                    return(result);
                }

                //Sync Exec ResponseFilters
                if (ResponseFilters != null)
                {
                    foreach (var responseFilter in ResponseFilters)
                    {
                        var attrInstance = responseFilter.Copy();
                        container.AutoWire(attrInstance);

                        attrInstance.ResponseFilter(req, req.Response, response);
                        AppHost.Release(attrInstance);

                        if (req.Response.IsClosed)
                        {
                            return(null);
                        }
                    }
                }

                return(response);
            }
            catch (Exception ex)
            {
                //Sync Exception Handling
                var result = HandleException(req, requestDto, ex);

                if (result == null)
                {
                    throw;
                }

                return(result);
            }
        }
コード例 #4
0
        public virtual object Execute(IRequest request, object instance, TRequest requestDto)
        {
            try
            {
                BeforeEachRequest(request, requestDto);

                var container = HostContext.Container;

                if (RequestFilters != null)
                {
                    foreach (var requestFilter in RequestFilters)
                    {
                        var attrInstance = requestFilter.Copy();
                        container.AutoWire(attrInstance);
                        attrInstance.RequestFilter(request, request.Response, requestDto);
                        AppHost.Release(attrInstance);
                        if (request.Response.IsClosed)
                        {
                            return(null);
                        }
                    }
                }

                var response = AfterEachRequest(request, requestDto, ServiceAction(instance, requestDto));

                var taskResponse = response as Task;
                if (taskResponse != null)
                {
                    if (taskResponse.Status == TaskStatus.Created)
                    {
                        taskResponse.Start();
                    }
                    return(taskResponse.ContinueWith(task =>
                    {
                        if (task.IsFaulted)
                        {
                            var ex = task.Exception.UnwrapIfSingleException();

                            //Async Exception Handling
                            var result = HandleException(request, requestDto, ex);

                            if (result == null)
                            {
                                return ex;
                            }

                            return result;
                        }

                        response = task.GetResult();
                        if (ResponseFilters != null)
                        {
                            //Async Exec ResponseFilters
                            foreach (var responseFilter in ResponseFilters)
                            {
                                var attrInstance = responseFilter.Copy();
                                container.AutoWire(attrInstance);

                                attrInstance.ResponseFilter(request, request.Response, response);
                                AppHost.Release(attrInstance);

                                if (request.Response.IsClosed)
                                {
                                    return null;
                                }
                            }
                        }

                        return response;
                    }));
                }

                //Sync Exec ResponseFilters
                if (ResponseFilters != null)
                {
                    foreach (var responseFilter in ResponseFilters)
                    {
                        var attrInstance = responseFilter.Copy();
                        container.AutoWire(attrInstance);

                        attrInstance.ResponseFilter(request, request.Response, response);
                        AppHost.Release(attrInstance);

                        if (request.Response.IsClosed)
                        {
                            return(null);
                        }
                    }
                }

                return(response);
            }
            catch (Exception ex)
            {
                //Sync Exception Handling
                var result = HandleException(request, requestDto, ex);

                if (result == null)
                {
                    throw;
                }

                return(result);
            }
        }