In software development there is a big number of cases when you need somehow to catch a request coming to server and do some pre-processing or post-processing. For example, it is must for…
Tag: Microservices

Router functions play a similar role in Spring Webflux as controllers in Spring MVC. Both are responsible for handling HTTP requests/responses. However, compare to controllers, new approach is not represented by a single…

In Spring MVC a server-side validation was implemented using annotations. We could just put @Valid before the body payload in the controller method and Spring did all dirty work for us. On the…

Eclipse Vertx is a robust technology to build reactive microservices or serverless functions. When you develop such applications, the role of server side validation rises. In traditional web applications we combine both client-side…

When you are working on any somehow complex application, you need to enable validation. For example, if user submits a form or a request, your app should check, that data is in an…

An authentication with tokens became a must-have feature for modern web apps. It suits natively to single page applications and mobile applications. While Spring is de facto standard in Java ecosystem, there are…