Using transactions with asynchronous tasks

Using asynchronous tasks can already pose a challenge, but what if you want to add some spice and add a transaction to it?

Usually, a transaction refers to something such as code blocking. Isn't it awkward to combine two opposing concepts? Well, no! They can work together nicely, as this recipe shows.

Getting ready

Let's first add our Jakarta EE 8 dependency:

        <dependency>
            <groupId>javax</groupId>
            <artifactId>javaee-api</artifactId>
            <version>8.0</version>
            <scope>provided</scope>
        </dependency>

...