Last Update: 04.04.2019. By Jens in Spring Boot
One of the features of the Spring Framework is a cache you can transparently add to your code. All you need to do is set an annotation on a method you want to cache and configure the caching mechanism itself. Setting up the cache wasn’t a big deal before, and with Spring Boot it got even more straightforward. Let’s dive into it with an example.
Last Update: 03.04.2019. By Jens in Spring Boot
In this tutorial, we are going to look at Spring Session and build two applications which share the session in Redis.
Beginners and even long-time users of Spring can forget that the magic is all about proxies. Yep, when Spring works its magic, your classes are proxied.
Last Update: 25.10.2018. By Jens in Spring Boot
In this tutorial, we will take a look at the FeignClient and how to use it in a Spring Boot application.
Last Update: 28.08.2018. By Jens in Spring Boot
In Commandline Applications with Spring Boot we also implemented a command line app using the CommandLineRunner interface provided by Spring. However, argument/options/parameter handling is not that good with it. Luckily, there is an even better method of writing a command line app with Spring Boot and also have good options parsing with the ApplicationRunner interface.
Last Update: 27.08.2018. By Jens in Spring Boot
A question that almost always comes up in my training. So, it is time to answer it for anyone and not only in-class.
In this tutorial, we will discuss HandlerMethodArgumentResolver which is being used to resolve the arguments of the public MVC methods (handler methods). To understand this feature in depth, we will look at different out of the box method argument resolvers and how we can a write custom argument resolver. We will take an example of resolving the hostname (domain) of the server.
I covered properties handling in Spring Boot a while ago in my Learnletter. This page summarize all emails to make it easier for you to dive into the topic.
In this short tutorial, we’ll cover how to receive a webhook from Paddle in Spring Boot properly.
The RestTemplate is a little helper class that makes calling web requests an easier. Instead of wrangling with protocols and transformation by ourselves, we get that out of the box by Spring MVC.