Tag Archives: filter

Using Azure Service Bus Topics Subscription Filters in ASP.NET Core

This article shows how to implement Azure Service Bus filters for topic subscriptions used in an ASP.NET Core API application. The application uses the Microsoft.Azure.ServiceBus NuGet package for all the Azure Service Bus client logic. Code: https://github.com/damienbod/AspNetCoreServiceBus Posts in this series: Using Azure Service Bus Queues with ASP.NET Core Services Using Azure Service Bus Topics […]

Implementing custom policies in ASP.NET Core using the HttpContext

This article shows how to implement a custom ASP.NET Core policy using the AuthorizationHandler class. The handler validates, that the identity from the HttpContext has the authorization to update the object in the database. Code: https://github.com/damienbod/AspNetCoreAngularSignalRSecurity History 2019-08-18 Updated ASP.NET Core 3.0, Angular 8.2.2 2018-12-12 Updated .NET Core 2.2, ASP.NET Core SignalR 1.1.0, Angular 7.1.3 […]

Search Queries and Filters with ElasticsearchCRUD

This article demonstrates how to do searches with ElasticsearchCRUD. The API provides a search model which can be used with the search API from Elasticsearch. You can search both sync/async and also provide you own JSON string or use the search model. Lots of examples can be found here: https://github.com/damienbod/ElasticsearchCRUD/tree/master/src/ElasticsearchCRUDNUnit.Integration.Test Other Tutorials: Part 1: ElasticsearchCRUD […]

AOP with ASP.NET Web Api

This blog demonstrates the usage of filters and unity interface interception with an ASP.NET Web Api application. AOP = Aspect oriented programming. This programming paradigm can be used to add functionality to existing methods. In the following example, we wrap the controller method with diagnosis using filters and then we wrap the business manager with […]